Space calendar 2021: Rocket launches, sky events, missions & more!

LAST UPDATED Dec. 8: These dates are subject to change, and will be updated throughout the year as firmer dates arise. Please DO NOT schedule travel based on a date you see here. Launch dates are collected from NASA, ESA, RoscosmosSpaceflight Now and others.

Watch NASA webcasts and other live launch coverage on our webcast page. Find out what’s up in the night sky this month with our visible planets guide and skywatching forecast