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Join and Support

Join & Support 

Exploration happens here. Marvel at the night sky, observe the changing brightness of stars, and contribute to scientific discoveries that will impact our understanding of the universe. 

The AAVSO was created for people like YOU, with a passion for astronomy and a love of discovery. Your support funds a vital resource for scientists from around the world and remarkable educational programs for this international community. And it ensures that the AAVSO remains a valuable contributor to solving the mysteries of the universe. 

Choose the option that works best for you: become a Memberrenew your existing membership, or simply make a gift to support the AAVSO

More Ways to Support the AAVSO 

You can also support the AAVSO by becoming an observertaking a CHOICE courseadopting a variable starsigning up for Amazon Smile, or leaving a legacy with a gift from your estate.

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484