RASC Montreal Centre
@rascmontreal.bsky.social
The Royal Astronomical Society of Canada - Montreal Centre
We organize star parties and astronomy lectures which are open to the general public, and offer a variety of observing programmes and activities.
https://linktr.ee/RASCmontreal
We organize star parties and astronomy lectures which are open to the general public, and offer a variety of observing programmes and activities.
https://linktr.ee/RASCmontreal
Join Us! On October 4th 2025 for the International #ObserveTheMoon night!
This is a free #MontrealEvents that will start at 7 PM EDT rain or "moon" shine!
We will have bilingual talks, poetry, music and constellation activities!
Snacks will be provided!
Donations are welcome!
This is a free #MontrealEvents that will start at 7 PM EDT rain or "moon" shine!
We will have bilingual talks, poetry, music and constellation activities!
Snacks will be provided!
Donations are welcome!
October 4, 2025 at 12:47 AM
Join Us! On October 4th 2025 for the International #ObserveTheMoon night!
This is a free #MontrealEvents that will start at 7 PM EDT rain or "moon" shine!
We will have bilingual talks, poetry, music and constellation activities!
Snacks will be provided!
Donations are welcome!
This is a free #MontrealEvents that will start at 7 PM EDT rain or "moon" shine!
We will have bilingual talks, poetry, music and constellation activities!
Snacks will be provided!
Donations are welcome!
Here are last nights Aurorae spotted from outside #Montreal and in the #easterntownships, #Sherbrooke!!
A suprise indeed, but a welcome one!
#Aurora #northernlights #astronomy #astrophotography
A suprise indeed, but a welcome one!
#Aurora #northernlights #astronomy #astrophotography
September 15, 2025 at 12:12 PM
Here are last nights Aurorae spotted from outside #Montreal and in the #easterntownships, #Sherbrooke!!
A suprise indeed, but a welcome one!
#Aurora #northernlights #astronomy #astrophotography
A suprise indeed, but a welcome one!
#Aurora #northernlights #astronomy #astrophotography
Reposted by RASC Montreal Centre
Crescent Moon just able to peek it’s head through the clouds tonight
August 28, 2025 at 12:48 AM
Crescent Moon just able to peek it’s head through the clouds tonight
Reposted by RASC Montreal Centre
Montréal: looks like it’ll be *just* clear enough to see the thin Crescent Moon
Look low in the Western sky between 8:00-8:45 PM
Look low in the Western sky between 8:00-8:45 PM
August 26, 2025 at 11:26 PM
Montréal: looks like it’ll be *just* clear enough to see the thin Crescent Moon
Look low in the Western sky between 8:00-8:45 PM
Look low in the Western sky between 8:00-8:45 PM
Reposted by RASC Montreal Centre
MONTRÉAL MOONRISE WORKSHOP
Sun, Sep 7 – 6:20 PM – $20
One of the easiest and most spectacular space events you can see is Moonrise. As the Full Moon comes up over the horizon, it'll appear a reddish-orange colour while looking huge.
Learn to see it on Sun, Sep 7: plateauastro.com/events/2025-...
Sun, Sep 7 – 6:20 PM – $20
One of the easiest and most spectacular space events you can see is Moonrise. As the Full Moon comes up over the horizon, it'll appear a reddish-orange colour while looking huge.
Learn to see it on Sun, Sep 7: plateauastro.com/events/2025-...
Moonrise: September 7
See the Full Moon rise over Montréal on Sunday, September 7th
plateauastro.com
August 24, 2025 at 11:57 PM
MONTRÉAL MOONRISE WORKSHOP
Sun, Sep 7 – 6:20 PM – $20
One of the easiest and most spectacular space events you can see is Moonrise. As the Full Moon comes up over the horizon, it'll appear a reddish-orange colour while looking huge.
Learn to see it on Sun, Sep 7: plateauastro.com/events/2025-...
Sun, Sep 7 – 6:20 PM – $20
One of the easiest and most spectacular space events you can see is Moonrise. As the Full Moon comes up over the horizon, it'll appear a reddish-orange colour while looking huge.
Learn to see it on Sun, Sep 7: plateauastro.com/events/2025-...
🌌 Townsend Lecture – Sept 27, 7:30PM
Join RASC Montreal to explore Hellish Worlds: Lava Planets with Dr. Lisa Dang (UWaterloo, JWST).
📍 John Abbott College, P-204
🔭 Free + telescope observing
👉 bit.ly/Townsend2025
#Astronomy #Exoplanets #Montreal
Join RASC Montreal to explore Hellish Worlds: Lava Planets with Dr. Lisa Dang (UWaterloo, JWST).
📍 John Abbott College, P-204
🔭 Free + telescope observing
👉 bit.ly/Townsend2025
#Astronomy #Exoplanets #Montreal
August 26, 2025 at 6:47 PM
🌌 Townsend Lecture – Sept 27, 7:30PM
Join RASC Montreal to explore Hellish Worlds: Lava Planets with Dr. Lisa Dang (UWaterloo, JWST).
📍 John Abbott College, P-204
🔭 Free + telescope observing
👉 bit.ly/Townsend2025
#Astronomy #Exoplanets #Montreal
Join RASC Montreal to explore Hellish Worlds: Lava Planets with Dr. Lisa Dang (UWaterloo, JWST).
📍 John Abbott College, P-204
🔭 Free + telescope observing
👉 bit.ly/Townsend2025
#Astronomy #Exoplanets #Montreal
Reposted by RASC Montreal Centre
Tonight’s waxing crescent #Moon. #astronomy
July 30, 2025 at 4:16 AM
Tonight’s waxing crescent #Moon. #astronomy
🌠 Join RASC Montreal for Nature’s Fireworks!🌠
Celebrate the Perseids on Tuesday, Aug 12 @ 7:30pm at Morgan Arboretum with a talk + stargazing (weather permitting).
🆓 Free event – donations welcome.
📍150 ch. des Pins, Sainte-Anne-de-Bellevue
#Perseids #Astronomy #Montreal #RASC
Celebrate the Perseids on Tuesday, Aug 12 @ 7:30pm at Morgan Arboretum with a talk + stargazing (weather permitting).
🆓 Free event – donations welcome.
📍150 ch. des Pins, Sainte-Anne-de-Bellevue
#Perseids #Astronomy #Montreal #RASC
July 30, 2025 at 12:24 AM
🌠 Join RASC Montreal for Nature’s Fireworks!🌠
Celebrate the Perseids on Tuesday, Aug 12 @ 7:30pm at Morgan Arboretum with a talk + stargazing (weather permitting).
🆓 Free event – donations welcome.
📍150 ch. des Pins, Sainte-Anne-de-Bellevue
#Perseids #Astronomy #Montreal #RASC
Celebrate the Perseids on Tuesday, Aug 12 @ 7:30pm at Morgan Arboretum with a talk + stargazing (weather permitting).
🆓 Free event – donations welcome.
📍150 ch. des Pins, Sainte-Anne-de-Bellevue
#Perseids #Astronomy #Montreal #RASC
🚀AstroFest 2025 – Life in Red
📍Rio Tinto Alcan Planetarium
📅June 7–8
Explore Mars with solar observing, science exhibits, crafts, storytelling, and telescopes!
Don’t miss Saturday night’s Mars lecture + DJ set
Details: calendrier.espacepourlavie.ca/astrofest-20...
Contact: outreach@rascmontreal.org
📍Rio Tinto Alcan Planetarium
📅June 7–8
Explore Mars with solar observing, science exhibits, crafts, storytelling, and telescopes!
Don’t miss Saturday night’s Mars lecture + DJ set
Details: calendrier.espacepourlavie.ca/astrofest-20...
Contact: outreach@rascmontreal.org
May 31, 2025 at 9:12 PM
🚀AstroFest 2025 – Life in Red
📍Rio Tinto Alcan Planetarium
📅June 7–8
Explore Mars with solar observing, science exhibits, crafts, storytelling, and telescopes!
Don’t miss Saturday night’s Mars lecture + DJ set
Details: calendrier.espacepourlavie.ca/astrofest-20...
Contact: outreach@rascmontreal.org
📍Rio Tinto Alcan Planetarium
📅June 7–8
Explore Mars with solar observing, science exhibits, crafts, storytelling, and telescopes!
Don’t miss Saturday night’s Mars lecture + DJ set
Details: calendrier.espacepourlavie.ca/astrofest-20...
Contact: outreach@rascmontreal.org
Spring cleaning at the Bellevue Observatory! 🌸🧼
New mini computer + monitors installed for public event previews—works perfectly!
Dome got a full 5-hour scrub and power wash. Just needs waxing now! 💪🔭✨
#ObservatoryLife #AstronomyOutreach #SpringCleaning #Stargazing #PublicAstronomy #MorganArboretum
New mini computer + monitors installed for public event previews—works perfectly!
Dome got a full 5-hour scrub and power wash. Just needs waxing now! 💪🔭✨
#ObservatoryLife #AstronomyOutreach #SpringCleaning #Stargazing #PublicAstronomy #MorganArboretum
May 14, 2025 at 12:58 AM
Spring cleaning at the Bellevue Observatory! 🌸🧼
New mini computer + monitors installed for public event previews—works perfectly!
Dome got a full 5-hour scrub and power wash. Just needs waxing now! 💪🔭✨
#ObservatoryLife #AstronomyOutreach #SpringCleaning #Stargazing #PublicAstronomy #MorganArboretum
New mini computer + monitors installed for public event previews—works perfectly!
Dome got a full 5-hour scrub and power wash. Just needs waxing now! 💪🔭✨
#ObservatoryLife #AstronomyOutreach #SpringCleaning #Stargazing #PublicAstronomy #MorganArboretum
🌌 Celebrate International Astronomy Day with @RASCMontreal!
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue
🗓️ Sat, May 3 – 8 PM EDT
🎤 Talk: Chasing Aurora in Manitoba
🔭 Stargazing (weather permitting)
📺 Livestream: explorescientific.com/RASCAstronomyDay
#AstronomyDay #Aurora #RASC
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue
🗓️ Sat, May 3 – 8 PM EDT
🎤 Talk: Chasing Aurora in Manitoba
🔭 Stargazing (weather permitting)
📺 Livestream: explorescientific.com/RASCAstronomyDay
#AstronomyDay #Aurora #RASC
May 3, 2025 at 5:35 PM
🌌 Celebrate International Astronomy Day with @RASCMontreal!
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue
🗓️ Sat, May 3 – 8 PM EDT
🎤 Talk: Chasing Aurora in Manitoba
🔭 Stargazing (weather permitting)
📺 Livestream: explorescientific.com/RASCAstronomyDay
#AstronomyDay #Aurora #RASC
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue
🗓️ Sat, May 3 – 8 PM EDT
🎤 Talk: Chasing Aurora in Manitoba
🔭 Stargazing (weather permitting)
📺 Livestream: explorescientific.com/RASCAstronomyDay
#AstronomyDay #Aurora #RASC
🌠 #Lyrids2025 Night
📅 Wed, Apr 23 | 🕗 8 PM EDT
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue, QC
Discover #Meteorshowers, the Lyrids’ origin & how to observe them—plus #Stargazing after! 🔭
Free event • All welcome
#Astronomy #SpaceEvent #MontrealEvents #QuebecAstronomy #ScienceOutreach #RASCMontreal
📅 Wed, Apr 23 | 🕗 8 PM EDT
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue, QC
Discover #Meteorshowers, the Lyrids’ origin & how to observe them—plus #Stargazing after! 🔭
Free event • All welcome
#Astronomy #SpaceEvent #MontrealEvents #QuebecAstronomy #ScienceOutreach #RASCMontreal
April 19, 2025 at 3:05 AM
🌠 #Lyrids2025 Night
📅 Wed, Apr 23 | 🕗 8 PM EDT
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue, QC
Discover #Meteorshowers, the Lyrids’ origin & how to observe them—plus #Stargazing after! 🔭
Free event • All welcome
#Astronomy #SpaceEvent #MontrealEvents #QuebecAstronomy #ScienceOutreach #RASCMontreal
📅 Wed, Apr 23 | 🕗 8 PM EDT
📍 Morgan Arboretum, Sainte-Anne-de-Bellevue, QC
Discover #Meteorshowers, the Lyrids’ origin & how to observe them—plus #Stargazing after! 🔭
Free event • All welcome
#Astronomy #SpaceEvent #MontrealEvents #QuebecAstronomy #ScienceOutreach #RASCMontreal
Reposted by RASC Montreal Centre
🌌 Join us on April 11th, 7–9 PM EDT at Dawson College for a talk on Brown Dwarfs with Dr. Clémence Fontanive!
🔭 Telescope views after the talk (weather permitting).
📍 #Freeevent | Dawson College Room 5B.16
🔗 rascmontreal.org
#Astronomy #Space #RASCMontreal
🔭 Telescope views after the talk (weather permitting).
📍 #Freeevent | Dawson College Room 5B.16
🔗 rascmontreal.org
#Astronomy #Space #RASCMontreal
March 31, 2025 at 10:30 PM
🌌 Join us on April 11th, 7–9 PM EDT at Dawson College for a talk on Brown Dwarfs with Dr. Clémence Fontanive!
🔭 Telescope views after the talk (weather permitting).
📍 #Freeevent | Dawson College Room 5B.16
🔗 rascmontreal.org
#Astronomy #Space #RASCMontreal
🔭 Telescope views after the talk (weather permitting).
📍 #Freeevent | Dawson College Room 5B.16
🔗 rascmontreal.org
#Astronomy #Space #RASCMontreal
☀️🌘 Sunrise Solar Eclipse (Weather Pending) 🌘☀️
Join RASC Montreal on March 29 for a partial eclipse (6:39–7:13 AM), weather permitting!
🔭 Go/No-Go update by Friday 6 PM.
FR: Éclipse partielle (6h39-7h13) avec la RASC Montréal!
#SolarEclipse #RASCmontreal #Eclipse2025 #AstroMontreal
Join RASC Montreal on March 29 for a partial eclipse (6:39–7:13 AM), weather permitting!
🔭 Go/No-Go update by Friday 6 PM.
FR: Éclipse partielle (6h39-7h13) avec la RASC Montréal!
#SolarEclipse #RASCmontreal #Eclipse2025 #AstroMontreal
March 26, 2025 at 7:28 PM
☀️🌘 Sunrise Solar Eclipse (Weather Pending) 🌘☀️
Join RASC Montreal on March 29 for a partial eclipse (6:39–7:13 AM), weather permitting!
🔭 Go/No-Go update by Friday 6 PM.
FR: Éclipse partielle (6h39-7h13) avec la RASC Montréal!
#SolarEclipse #RASCmontreal #Eclipse2025 #AstroMontreal
Join RASC Montreal on March 29 for a partial eclipse (6:39–7:13 AM), weather permitting!
🔭 Go/No-Go update by Friday 6 PM.
FR: Éclipse partielle (6h39-7h13) avec la RASC Montréal!
#SolarEclipse #RASCmontreal #Eclipse2025 #AstroMontreal
Reposted by RASC Montreal Centre
Today is the Spring Equinox. You made it!
The entire Earth gets the same amount of daylight – about 12 hours. A few other neat things:
☀️ The Sun rises exactly East
🌅 The Sun sets exactly West
🌎 The Sun is directly above the Equator at Solar Noon (if you were there, you'd see no shadows!)
The entire Earth gets the same amount of daylight – about 12 hours. A few other neat things:
☀️ The Sun rises exactly East
🌅 The Sun sets exactly West
🌎 The Sun is directly above the Equator at Solar Noon (if you were there, you'd see no shadows!)
March 20, 2025 at 12:50 PM
Today is the Spring Equinox. You made it!
The entire Earth gets the same amount of daylight – about 12 hours. A few other neat things:
☀️ The Sun rises exactly East
🌅 The Sun sets exactly West
🌎 The Sun is directly above the Equator at Solar Noon (if you were there, you'd see no shadows!)
The entire Earth gets the same amount of daylight – about 12 hours. A few other neat things:
☀️ The Sun rises exactly East
🌅 The Sun sets exactly West
🌎 The Sun is directly above the Equator at Solar Noon (if you were there, you'd see no shadows!)
Reposted by RASC Montreal Centre
This morning’s Lunar Eclipse from Montréal
Perfectly clear and calm skies. We’ve lucked out with the weather for eclipses over this last year.
Perfectly clear and calm skies. We’ve lucked out with the weather for eclipses over this last year.
March 14, 2025 at 7:11 AM
This morning’s Lunar Eclipse from Montréal
Perfectly clear and calm skies. We’ve lucked out with the weather for eclipses over this last year.
Perfectly clear and calm skies. We’ve lucked out with the weather for eclipses over this last year.
Join RASC Montreal for the Total Lunar Eclipse overnight on March 13-14 at Morgan Arboretum!🌕
🕛 Peak: 2:26–3:31 AM | Event: 11:45 PM – 6:15 AM
📍 150 chemin des Pins, Sainte-Anne-de-Bellevue, QC
☕ Free tea & coffee, snacks by donation
A free public event—don’t miss it!🔭🌙 #LunarEclipse #RASCMontreal
🕛 Peak: 2:26–3:31 AM | Event: 11:45 PM – 6:15 AM
📍 150 chemin des Pins, Sainte-Anne-de-Bellevue, QC
☕ Free tea & coffee, snacks by donation
A free public event—don’t miss it!🔭🌙 #LunarEclipse #RASCMontreal
March 7, 2025 at 10:26 PM
Join RASC Montreal for the Total Lunar Eclipse overnight on March 13-14 at Morgan Arboretum!🌕
🕛 Peak: 2:26–3:31 AM | Event: 11:45 PM – 6:15 AM
📍 150 chemin des Pins, Sainte-Anne-de-Bellevue, QC
☕ Free tea & coffee, snacks by donation
A free public event—don’t miss it!🔭🌙 #LunarEclipse #RASCMontreal
🕛 Peak: 2:26–3:31 AM | Event: 11:45 PM – 6:15 AM
📍 150 chemin des Pins, Sainte-Anne-de-Bellevue, QC
☕ Free tea & coffee, snacks by donation
A free public event—don’t miss it!🔭🌙 #LunarEclipse #RASCMontreal
Don't let the cold discourage you from observing! We sure didn't!
#astrophotography #nebula #space #telescope #RASC
#astrophotography #nebula #space #telescope #RASC
February 27, 2025 at 7:59 PM
Don't let the cold discourage you from observing! We sure didn't!
#astrophotography #nebula #space #telescope #RASC
#astrophotography #nebula #space #telescope #RASC
#NGC1499, the "#CaliforniaNebula" — captured over the only two truly clear nights of 2025 from my Bortle 9 balcony in the Plateau. Combined dual narrowband and full-color data for stars and depth.
- Khoa Tran (RASC #Montreal Member)
#Astrophotography #Space #Astronomy #DeepSky
- Khoa Tran (RASC #Montreal Member)
#Astrophotography #Space #Astronomy #DeepSky
February 12, 2025 at 2:31 AM
#NGC1499, the "#CaliforniaNebula" — captured over the only two truly clear nights of 2025 from my Bortle 9 balcony in the Plateau. Combined dual narrowband and full-color data for stars and depth.
- Khoa Tran (RASC #Montreal Member)
#Astrophotography #Space #Astronomy #DeepSky
- Khoa Tran (RASC #Montreal Member)
#Astrophotography #Space #Astronomy #DeepSky
🚀 How the Sky Will Change 🌌✨
📅 Feb 21, 7 PM 📍 John Abbott College Agora
Join us & @plateauastro.bsky.social for a mobile planetarium show, telescopes & citizen science! FREE event! 🔭🌠
#Astronomy #Space #MontrealEvents
📅 Feb 21, 7 PM 📍 John Abbott College Agora
Join us & @plateauastro.bsky.social for a mobile planetarium show, telescopes & citizen science! FREE event! 🔭🌠
#Astronomy #Space #MontrealEvents
February 11, 2025 at 1:31 AM
🚀 How the Sky Will Change 🌌✨
📅 Feb 21, 7 PM 📍 John Abbott College Agora
Join us & @plateauastro.bsky.social for a mobile planetarium show, telescopes & citizen science! FREE event! 🔭🌠
#Astronomy #Space #MontrealEvents
📅 Feb 21, 7 PM 📍 John Abbott College Agora
Join us & @plateauastro.bsky.social for a mobile planetarium show, telescopes & citizen science! FREE event! 🔭🌠
#Astronomy #Space #MontrealEvents
Reposted by RASC Montreal Centre
Big Dipper rising in the early evening. 13sec exposure with an OM-5 camera.
February 8, 2025 at 1:45 AM
Big Dipper rising in the early evening. 13sec exposure with an OM-5 camera.
Reposted by RASC Montreal Centre
Bottom part of the constellation Orion. Taken from the dark skies at Petite-Rivière-Saint-François, QC. You can see the Horsehead Nebula, Flame Nebula, Orion Nebula and even the Witch's Head Nebula!
February 8, 2025 at 1:42 AM
Bottom part of the constellation Orion. Taken from the dark skies at Petite-Rivière-Saint-François, QC. You can see the Horsehead Nebula, Flame Nebula, Orion Nebula and even the Witch's Head Nebula!
Waxing Crescent next to Venus never ceases to impress.
#astrophotography #astronomy #moon #space #waxingcrescent #Montreal #RASC
#astrophotography #astronomy #moon #space #waxingcrescent #Montreal #RASC
February 3, 2025 at 8:16 PM
Waxing Crescent next to Venus never ceases to impress.
#astrophotography #astronomy #moon #space #waxingcrescent #Montreal #RASC
#astrophotography #astronomy #moon #space #waxingcrescent #Montreal #RASC
Reposted by RASC Montreal Centre
Venus shining bright in early evening. Charlevoix, QC.
January 31, 2025 at 10:43 PM
Venus shining bright in early evening. Charlevoix, QC.