Astronomical Society of the Pacific
@astrosociety.org
Through its materials, resources, and programs, the ASP promotes public science interest, engagement, and literacy through the awe and wonder of astronomy and related fields. Founded in 1889, the ASP is the first national astronomy organization in the US.
Ready to return to the Moon? Join us LIVE on Youtube for conversation about the past & future of the space program and how to inspire the next generation of explorers.🔭🧪
Staff, Board members, & special guests (perhaps some Starfleet officers!) will lead our community in a fun, informal discussion.🚀
Staff, Board members, & special guests (perhaps some Starfleet officers!) will lead our community in a fun, informal discussion.🚀
February 13, 2026 at 10:03 PM
Ready to return to the Moon? Join us LIVE on Youtube for conversation about the past & future of the space program and how to inspire the next generation of explorers.🔭🧪
Staff, Board members, & special guests (perhaps some Starfleet officers!) will lead our community in a fun, informal discussion.🚀
Staff, Board members, & special guests (perhaps some Starfleet officers!) will lead our community in a fun, informal discussion.🚀
Reposted by Astronomical Society of the Pacific
This #InternationalDayofWomenandGirlsinScience why not shop the @astrosociety.org library and grab one of these awesome books on or by #WomenInScience. You'd be giving them a second life and BONUS: no $ to evil billionaires. 😉
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
#WomenInSTEM
#WomenInSTEAM
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
#WomenInSTEM
#WomenInSTEAM
New special interest collection of Women in Science and science books written by women. #WomenInSTEM
#ASPLibrary 🧪 📚 🔭
www.asplibraryproject.com/blog/women-i...
#ASPLibrary 🧪 📚 🔭
www.asplibraryproject.com/blog/women-i...
Special Interest: Women in Science — ASP Library Project
Collection of books about women in science and books written by women. If you are interested in purchasing a book from this collection or would like to know more about any of the books, please fill o...
www.asplibraryproject.com
February 11, 2026 at 10:18 PM
This #InternationalDayofWomenandGirlsinScience why not shop the @astrosociety.org library and grab one of these awesome books on or by #WomenInScience. You'd be giving them a second life and BONUS: no $ to evil billionaires. 😉
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
#WomenInSTEM
#WomenInSTEAM
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
#WomenInSTEM
#WomenInSTEAM
Reposted by Astronomical Society of the Pacific
much love to @astrosociety.org and all these incredible ladies.
Today we celebrate the International Day of Women and Girls in Science! The women of ASP are focused on building inclusive futures for women and girls by bringing astronomy and space education to all.💫🪐🌠
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
February 11, 2026 at 10:27 PM
much love to @astrosociety.org and all these incredible ladies.
Reposted by Astronomical Society of the Pacific
Across time, while women have carried the flame of discovery, the history of #science is filled with #women whose light was dimmed or ignored. Today, the women of the
@astrosociety.org are charting a more inclusive future where the stars belong to us all. Their light helps us all see farther. 🔭🧪👩🔬
@astrosociety.org are charting a more inclusive future where the stars belong to us all. Their light helps us all see farther. 🔭🧪👩🔬
Today we celebrate the International Day of Women and Girls in Science! The women of ASP are focused on building inclusive futures for women and girls by bringing astronomy and space education to all.💫🪐🌠
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
February 11, 2026 at 8:14 PM
Across time, while women have carried the flame of discovery, the history of #science is filled with #women whose light was dimmed or ignored. Today, the women of the
@astrosociety.org are charting a more inclusive future where the stars belong to us all. Their light helps us all see farther. 🔭🧪👩🔬
@astrosociety.org are charting a more inclusive future where the stars belong to us all. Their light helps us all see farther. 🔭🧪👩🔬
Reposted by Astronomical Society of the Pacific
Across centuries, while women have carried the flame of discovery, the history of #science is filled with #women whose light was dimmed or ignored. Today the women of the @astrosociety.org are charting a more inclusive future where the stars belong to us all. Their light helps us all see farther. 🔭🧪
Today we celebrate the International Day of Women and Girls in Science! The women of ASP are focused on building inclusive futures for women and girls by bringing astronomy and space education to all.💫🪐🌠
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
February 11, 2026 at 7:27 PM
Across centuries, while women have carried the flame of discovery, the history of #science is filled with #women whose light was dimmed or ignored. Today the women of the @astrosociety.org are charting a more inclusive future where the stars belong to us all. Their light helps us all see farther. 🔭🧪
Reposted by Astronomical Society of the Pacific
From its first pages in 1889 to today, @paspjournal.bsky.social has been a quiet engine of discovery. Proof that our longing to understand the cosmos never goes out of style.
Happy 137th birthday!
Happy 137th birthday!
Happy 137th Birthday to the Astronomical Society of the Pacific (ASP)! Volume 1, Issue 1 of the @paspjournal.bsky.social , published on February 7, 1889, includes the minutes of that inaugural meeting of the 40 original members of the ASP. iopscience.iop.org/article/10.1...
February 11, 2026 at 1:37 AM
From its first pages in 1889 to today, @paspjournal.bsky.social has been a quiet engine of discovery. Proof that our longing to understand the cosmos never goes out of style.
Happy 137th birthday!
Happy 137th birthday!
Today we celebrate the International Day of Women and Girls in Science! The women of ASP are focused on building inclusive futures for women and girls by bringing astronomy and space education to all.💫🪐🌠
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
February 11, 2026 at 5:09 PM
Today we celebrate the International Day of Women and Girls in Science! The women of ASP are focused on building inclusive futures for women and girls by bringing astronomy and space education to all.💫🪐🌠
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
#womeninSTEM #girlsinSTEM #STEMEducation #womensrights #astronomy
Reposted by Astronomical Society of the Pacific
Happy 137th Birthday to the Astronomical Society of the Pacific (ASP)! Volume 1, Issue 1 of the @paspjournal.bsky.social , published on February 7, 1889, includes the minutes of that inaugural meeting of the 40 original members of the ASP. iopscience.iop.org/article/10.1...
February 7, 2026 at 10:45 PM
Happy 137th Birthday to the Astronomical Society of the Pacific (ASP)! Volume 1, Issue 1 of the @paspjournal.bsky.social , published on February 7, 1889, includes the minutes of that inaugural meeting of the 40 original members of the ASP. iopscience.iop.org/article/10.1...
Reposted by Astronomical Society of the Pacific
HAPPY BIRTHDAY, ASP!! 🎉🎉🎉
@astrosociety.org turns 137 (🤩😱) today and I could not be prouder to be working there and continuing their legacy of astronomy education and scientific discovery.
Follow us here and on LinkedIn, FB, & Insta for all the latest in space & astronomy!
@astrosociety.org turns 137 (🤩😱) today and I could not be prouder to be working there and continuing their legacy of astronomy education and scientific discovery.
Follow us here and on LinkedIn, FB, & Insta for all the latest in space & astronomy!
Happy 137th Birthday to the Astronomical Society of the Pacific (ASP)! Volume 1, Issue 1 of the @paspjournal.bsky.social , published on February 7, 1889, includes the minutes of that inaugural meeting of the 40 original members of the ASP. iopscience.iop.org/article/10.1...
February 8, 2026 at 12:45 AM
HAPPY BIRTHDAY, ASP!! 🎉🎉🎉
@astrosociety.org turns 137 (🤩😱) today and I could not be prouder to be working there and continuing their legacy of astronomy education and scientific discovery.
Follow us here and on LinkedIn, FB, & Insta for all the latest in space & astronomy!
@astrosociety.org turns 137 (🤩😱) today and I could not be prouder to be working there and continuing their legacy of astronomy education and scientific discovery.
Follow us here and on LinkedIn, FB, & Insta for all the latest in space & astronomy!
Reposted by Astronomical Society of the Pacific
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Our Place in the Cosmos (1979)
Here Be Dragons - The Scientific Quest for Extraterrestrial Life (2000)
(3/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Our Place in the Cosmos (1979)
Here Be Dragons - The Scientific Quest for Extraterrestrial Life (2000)
(3/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
February 10, 2026 at 10:44 PM
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Our Place in the Cosmos (1979)
Here Be Dragons - The Scientific Quest for Extraterrestrial Life (2000)
(3/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Our Place in the Cosmos (1979)
Here Be Dragons - The Scientific Quest for Extraterrestrial Life (2000)
(3/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
Reposted by Astronomical Society of the Pacific
Today in book orders (con't):
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Other Worlds (1998)
Worlds Unnumbered - The Search for Extrasolar Planets (1997)
How the Universe Got its Spots (2002) @jannalevinastro.bsky.social
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Other Worlds (1998)
Worlds Unnumbered - The Search for Extrasolar Planets (1997)
How the Universe Got its Spots (2002) @jannalevinastro.bsky.social
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
February 10, 2026 at 10:40 PM
Today in book orders (con't):
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Other Worlds (1998)
Worlds Unnumbered - The Search for Extrasolar Planets (1997)
How the Universe Got its Spots (2002) @jannalevinastro.bsky.social
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Other Worlds (1998)
Worlds Unnumbered - The Search for Extrasolar Planets (1997)
How the Universe Got its Spots (2002) @jannalevinastro.bsky.social
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
Reposted by Astronomical Society of the Pacific
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Another big one! 🤩 With a major focus on the search for life...👽
Bottom to Top:
Cosmic Company (2003) @bipisci.bsky.social
The Universe and Life (1987)
(1/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Another big one! 🤩 With a major focus on the search for life...👽
Bottom to Top:
Cosmic Company (2003) @bipisci.bsky.social
The Universe and Life (1987)
(1/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
February 10, 2026 at 10:32 PM
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Another big one! 🤩 With a major focus on the search for life...👽
Bottom to Top:
Cosmic Company (2003) @bipisci.bsky.social
The Universe and Life (1987)
(1/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Another big one! 🤩 With a major focus on the search for life...👽
Bottom to Top:
Cosmic Company (2003) @bipisci.bsky.social
The Universe and Life (1987)
(1/n)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
Reposted by Astronomical Society of the Pacific
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Lunar Photographs from Apollos 8, 10, & 11 (NASA SP-246, 1971)
Where No Man Has Gone Before (NASA SP-4214, 1989)
Stardust to Planets (1993)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Lunar Photographs from Apollos 8, 10, & 11 (NASA SP-246, 1971)
Where No Man Has Gone Before (NASA SP-4214, 1989)
Stardust to Planets (1993)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
February 10, 2026 at 8:32 PM
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Lunar Photographs from Apollos 8, 10, & 11 (NASA SP-246, 1971)
Where No Man Has Gone Before (NASA SP-4214, 1989)
Stardust to Planets (1993)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Lunar Photographs from Apollos 8, 10, & 11 (NASA SP-246, 1971)
Where No Man Has Gone Before (NASA SP-4214, 1989)
Stardust to Planets (1993)
Browse/shop all @astrosociety.org library books here:
www.asplibraryproject.com
Reposted by Astronomical Society of the Pacific
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Infinite Worlds - An Illustrated Voyage to the Planets and Beyond Our Sun (2005)
Lonely Planets - The Natural Philosophy of Alien Life (2003) @drfunkyspoon.bsky.social
(4/n)
Browse/shop all @astrosociety.org books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Infinite Worlds - An Illustrated Voyage to the Planets and Beyond Our Sun (2005)
Lonely Planets - The Natural Philosophy of Alien Life (2003) @drfunkyspoon.bsky.social
(4/n)
Browse/shop all @astrosociety.org books here:
www.asplibraryproject.com
February 10, 2026 at 10:46 PM
Today in book orders:
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Infinite Worlds - An Illustrated Voyage to the Planets and Beyond Our Sun (2005)
Lonely Planets - The Natural Philosophy of Alien Life (2003) @drfunkyspoon.bsky.social
(4/n)
Browse/shop all @astrosociety.org books here:
www.asplibraryproject.com
#ASPLibrary 🧪 📚 🔭
#BookSky 📚💙
Infinite Worlds - An Illustrated Voyage to the Planets and Beyond Our Sun (2005)
Lonely Planets - The Natural Philosophy of Alien Life (2003) @drfunkyspoon.bsky.social
(4/n)
Browse/shop all @astrosociety.org books here:
www.asplibraryproject.com
Reposted by Astronomical Society of the Pacific
For 137 years, a small society of sky-lovers has kept a quiet promise: to look up, together.
Across wars, revolutions, & centuries, the stars have remained—waiting for us to remember that we are part of something larger, older, & more beautiful than our divisions.
Happy birthday @astrosociety.org!
Across wars, revolutions, & centuries, the stars have remained—waiting for us to remember that we are part of something larger, older, & more beautiful than our divisions.
Happy birthday @astrosociety.org!
Another orbit around our local star for the Astronomical Society of the Pacific!💫
For 137 years, we've been looking up - together. Sharing the wonder of the universe connects us on a cosmic level. We're proud to have brought you closer to the stars since 1889 - thank you for celebrating with us.🍾🥂
For 137 years, we've been looking up - together. Sharing the wonder of the universe connects us on a cosmic level. We're proud to have brought you closer to the stars since 1889 - thank you for celebrating with us.🍾🥂
February 11, 2026 at 12:18 AM
For 137 years, a small society of sky-lovers has kept a quiet promise: to look up, together.
Across wars, revolutions, & centuries, the stars have remained—waiting for us to remember that we are part of something larger, older, & more beautiful than our divisions.
Happy birthday @astrosociety.org!
Across wars, revolutions, & centuries, the stars have remained—waiting for us to remember that we are part of something larger, older, & more beautiful than our divisions.
Happy birthday @astrosociety.org!
Another orbit around our local star for the Astronomical Society of the Pacific!💫
For 137 years, we've been looking up - together. Sharing the wonder of the universe connects us on a cosmic level. We're proud to have brought you closer to the stars since 1889 - thank you for celebrating with us.🍾🥂
For 137 years, we've been looking up - together. Sharing the wonder of the universe connects us on a cosmic level. We're proud to have brought you closer to the stars since 1889 - thank you for celebrating with us.🍾🥂
February 8, 2026 at 12:39 AM
Another orbit around our local star for the Astronomical Society of the Pacific!💫
For 137 years, we've been looking up - together. Sharing the wonder of the universe connects us on a cosmic level. We're proud to have brought you closer to the stars since 1889 - thank you for celebrating with us.🍾🥂
For 137 years, we've been looking up - together. Sharing the wonder of the universe connects us on a cosmic level. We're proud to have brought you closer to the stars since 1889 - thank you for celebrating with us.🍾🥂
Reposted by Astronomical Society of the Pacific
🚀✨ Hey, star enthusiasts! ASP invites you to experience the lunar magic with us during the March 3 mesmerizing total lunar eclipse! 🌕🔭
When we gaze up at the night sky, we feel connected to something vast and beautiful. Join our cosmic community in making a legacy gift...
When we gaze up at the night sky, we feel connected to something vast and beautiful. Join our cosmic community in making a legacy gift...
February 5, 2026 at 6:40 PM
🚀✨ Hey, star enthusiasts! ASP invites you to experience the lunar magic with us during the March 3 mesmerizing total lunar eclipse! 🌕🔭
When we gaze up at the night sky, we feel connected to something vast and beautiful. Join our cosmic community in making a legacy gift...
When we gaze up at the night sky, we feel connected to something vast and beautiful. Join our cosmic community in making a legacy gift...
February is Black History Month, and African Americans are integral to the history of aerospace & aviation.
ASP believes astronomy is a fundamentally democratic science, with the cosmos equally accessible to all people regardless of age, gender, background, ethnicity, economic status, or abilities."
ASP believes astronomy is a fundamentally democratic science, with the cosmos equally accessible to all people regardless of age, gender, background, ethnicity, economic status, or abilities."
February 3, 2026 at 10:46 PM
February is Black History Month, and African Americans are integral to the history of aerospace & aviation.
ASP believes astronomy is a fundamentally democratic science, with the cosmos equally accessible to all people regardless of age, gender, background, ethnicity, economic status, or abilities."
ASP believes astronomy is a fundamentally democratic science, with the cosmos equally accessible to all people regardless of age, gender, background, ethnicity, economic status, or abilities."
Calling all educators! Sign up now for a four-part workshop series showcasing the free astronomy visualization software Stellarium. 🔭
Participants will learn Stellarium’s applicability for creating learner-centered lessons, facilitated by experienced ASP educators Tony Smith and Shanil Virani.💫
Participants will learn Stellarium’s applicability for creating learner-centered lessons, facilitated by experienced ASP educators Tony Smith and Shanil Virani.💫
January 29, 2026 at 6:37 PM
Calling all educators! Sign up now for a four-part workshop series showcasing the free astronomy visualization software Stellarium. 🔭
Participants will learn Stellarium’s applicability for creating learner-centered lessons, facilitated by experienced ASP educators Tony Smith and Shanil Virani.💫
Participants will learn Stellarium’s applicability for creating learner-centered lessons, facilitated by experienced ASP educators Tony Smith and Shanil Virani.💫
Reposted by Astronomical Society of the Pacific
Here’s another fun alternative to doom scrolling: check out @astrosociety.org’s library that they are selling/rehoming. So many hidden gems!
www.asplibraryproject.com
www.asplibraryproject.com
January 25, 2026 at 3:01 AM
Here’s another fun alternative to doom scrolling: check out @astrosociety.org’s library that they are selling/rehoming. So many hidden gems!
www.asplibraryproject.com
www.asplibraryproject.com
Reposted by Astronomical Society of the Pacific
Master Your Unistellar Telescope & Do Science That Matters is a five-part workshop for Unistellar users who want to move beyond imaging into true scientific observing.
This course is presented by @astrosociety.org, in partnership with @unistellar.bsky.social and the SETI Institute. 🧪 🔭
This course is presented by @astrosociety.org, in partnership with @unistellar.bsky.social and the SETI Institute. 🧪 🔭
January 9, 2026 at 12:00 AM
Master Your Unistellar Telescope & Do Science That Matters is a five-part workshop for Unistellar users who want to move beyond imaging into true scientific observing.
This course is presented by @astrosociety.org, in partnership with @unistellar.bsky.social and the SETI Institute. 🧪 🔭
This course is presented by @astrosociety.org, in partnership with @unistellar.bsky.social and the SETI Institute. 🧪 🔭
Reposted by Astronomical Society of the Pacific
I finally got to take the #Unistellar telescope I received from @astrosociety.org, and Y'ALL.
I still have to properly collimate the telescope but☝🏼not bad for a few quick and dirty shots under a street light. Orion Nebula, 7 min; Pleiades, 3 min.
I still have to properly collimate the telescope but☝🏼not bad for a few quick and dirty shots under a street light. Orion Nebula, 7 min; Pleiades, 3 min.
January 20, 2026 at 4:38 AM
I finally got to take the #Unistellar telescope I received from @astrosociety.org, and Y'ALL.
I still have to properly collimate the telescope but☝🏼not bad for a few quick and dirty shots under a street light. Orion Nebula, 7 min; Pleiades, 3 min.
I still have to properly collimate the telescope but☝🏼not bad for a few quick and dirty shots under a street light. Orion Nebula, 7 min; Pleiades, 3 min.
Are you signed up for our five-workshop series on mastering your @unistellarscope? It starts TOMORROW, January 21!
This epic image of the Orion Nebula was taken on a Unistellar Telescope just last night in Central Queens, NYC, by our own Kat Troche, taken under a Bortle 9 (inner-city light) sky.
This epic image of the Orion Nebula was taken on a Unistellar Telescope just last night in Central Queens, NYC, by our own Kat Troche, taken under a Bortle 9 (inner-city light) sky.
January 20, 2026 at 10:00 PM
Are you signed up for our five-workshop series on mastering your @unistellarscope? It starts TOMORROW, January 21!
This epic image of the Orion Nebula was taken on a Unistellar Telescope just last night in Central Queens, NYC, by our own Kat Troche, taken under a Bortle 9 (inner-city light) sky.
This epic image of the Orion Nebula was taken on a Unistellar Telescope just last night in Central Queens, NYC, by our own Kat Troche, taken under a Bortle 9 (inner-city light) sky.
Reposted by Astronomical Society of the Pacific
Obligatory #AAS247 bathroom selfie. If you're around, find me and @shanilv.ca at the @astrosociety.org booth all week!
January 5, 2026 at 3:16 PM
Obligatory #AAS247 bathroom selfie. If you're around, find me and @shanilv.ca at the @astrosociety.org booth all week!