Don't miss out on out-of-this-world gifts! Place your bid before tomorrow, 11:59 PM ET!
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https://www.32auctions.com/aavso110anniversary
Dec. 4 on Zoom: join us and Michael Poxon!
Learn about Young Stellar Objects!
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https://us02web.zoom.us/webinar/register/2016382109054/WN_x0uxoJ1HSfOHjMHpn7PUKQ
New partnership
for exoplanet science
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https://unistellaroptics.com/unistellars-aavso-collaboration/
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https://www.aavso.org/press
AAVSO’s Annual Spectroscopy Workshop Broadens the Horizons of Citizen Science
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https://www.aavso.org/press-2021-workshop
Welcome to the AAVSO!
New explorers are welcome.
YOU can be an astronomer.
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https://www.youtube.com/watch?v=tgCB2lBRk8s&t=5s

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The mission of the AAVSO is to enable anyone, anywhere to participate in scientific discovery through variable star astronomy. 

Resources

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(VSX) Variable Star Index
/vsx

Pick a Star

Plot a light curve
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The Journal of the AAVSO
/apps/jaavso
Data
Submit and Access Data
/databases
Telescope
Tools and Observer Resources
/observers
Observing Sections
Observing Sections
/observing-sections
Education
Education
CHOICE Courses, Manuals, Videos
/education
AAVSO In Press
AAVSO In Press
/press
Membership and Support
Membership and Support
/join-aavso

The AAVSO is an equal opportunity and discrimination / harassment free environment. 
Please read our policies HERE

AAVSO at a Glance

Variable Star Observations in Database:

4 7 , 8 1 2 , 5 6 9 and Counting ...

Last Observation Received:

9 min 32 sec ago by SHS - Steven Sharpe (CA)

1710+14   Oct 15.9   3.5Vis.

Plot 1710+14 light curve

Auction News - There is 1 Sloane Digital Sky Survey Plate with zero bids! Get it now !
Nov 30
VStar CHOICE Instructor Needed
Nov 29
2021 Webinar Speaker Bios
Nov 19
AAVSO Press
Nov 18
Happy 110th Birthday to the AAVSO!
Nov 18
News Archives

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