Chris Vaughan
@astrogeoguy.bsky.social
I'm an astronomer, geophysicist, and nerd with a passion for public outreach and education #STEM and a #Starlab mobile planetarium! Author of weekly #Skylights and monthly astro-events for http://Space.com and your favorite astronomy app. #scifi (he/him)
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Erin Dickinson) astrogeo.ca/comet-myth-c...
November 17, 2025 at 12:37 AM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Erin Dickinson) astrogeo.ca/comet-myth-c...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
November 15, 2025 at 10:14 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Kent Wood) astrogeo.ca/gas-giants-r...
November 9, 2025 at 11:44 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Kent Wood) astrogeo.ca/gas-giants-r...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
November 8, 2025 at 11:14 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Jeff Booth) astrogeo.ca/algol-amps-u...
November 3, 2025 at 12:33 AM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Jeff Booth) astrogeo.ca/algol-amps-u...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Ron Brecher) astrogeo.ca/the-mid-week...
October 26, 2025 at 9:12 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Ron Brecher) astrogeo.ca/the-mid-week...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
October 25, 2025 at 8:34 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Steve McKinney) astrogeo.ca/new-moon-max...
October 19, 2025 at 9:48 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Steve McKinney) astrogeo.ca/new-moon-max...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
October 18, 2025 at 4:01 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Claudio Oriani) astrogeo.ca/lucky-stars-...
October 12, 2025 at 2:32 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Claudio Oriani) astrogeo.ca/lucky-stars-...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
October 11, 2025 at 5:16 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Dimitrios Katevainis) astrogeo.ca/two-comets-c...
October 5, 2025 at 9:13 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Dimitrios Katevainis) astrogeo.ca/two-comets-c...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by NASA LRO) astrogeo.ca/some-space-f...
September 28, 2025 at 6:55 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by NASA LRO) astrogeo.ca/some-space-f...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
September 27, 2025 at 3:44 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Nishat Khan) astrogeo.ca/northern-aut...
September 21, 2025 at 11:13 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Nishat Khan) astrogeo.ca/northern-aut...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
September 21, 2025 at 12:07 AM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Sailu Nemana) astrogeo.ca/morning-has-...
September 14, 2025 at 8:04 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Sailu Nemana) astrogeo.ca/morning-has-...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
September 13, 2025 at 11:27 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by SergeiK) astrogeo.ca/bright-moon-...
Bright Moon Outshines Saturn then Moves to Morning, Jupiter and Venus Gleam at Sunrise, and We Dive with the Dolphin! – AstroGeo
Science Outreach Specialists
astrogeo.ca
September 7, 2025 at 3:36 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by SergeiK) astrogeo.ca/bright-moon-...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by NASA SDO) astrogeo.ca/autumn-arriv...
August 31, 2025 at 9:29 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by NASA SDO) astrogeo.ca/autumn-arriv...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
August 30, 2025 at 9:15 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by NASA LRO) astrogeo.ca/waxing-low-l...
August 24, 2025 at 8:42 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by NASA LRO) astrogeo.ca/waxing-low-l...
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
August 23, 2025 at 10:59 PM
Here are this week's best International Space Station flyovers for Toronto and the #GTA. Just look up and see it moving! astrogeo.ca/greater-toro...
I updated this week's Skylights post with content about the so-called Black Moon you've been seeing on social media.
astrogeo.ca/aquila-the-e...
astrogeo.ca/aquila-the-e...
August 20, 2025 at 2:29 PM
I updated this week's Skylights post with content about the so-called Black Moon you've been seeing on social media.
astrogeo.ca/aquila-the-e...
astrogeo.ca/aquila-the-e...
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Chris Vaughan) astrogeo.ca/aquila-the-e...
August 17, 2025 at 8:53 PM
#Astronomy #Skylights for this week, with worldwide content. Clear skies! (image by Chris Vaughan) astrogeo.ca/aquila-the-e...