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A @Commercial_Crew update: the four astronauts set to launch April 22 on NASA's @SpaceX Crew-2 mission have entered their official quarantine period. This is a routine part of the final preparations for all missions to the @Space_Station. More: https://t.co/FCAtJ6D5na https://t.co/6iTLWNdpS6

Kate Rubins of @NASA_Astronauts and her two cosmonaut crew mates begin their voyage home on Friday, April 16. See the full schedule of live NASA TV coverage of Soyuz hatch closure, undocking, and landing: https://t.co/JZmoHbY3vv https://t.co/eNgW8RxgZA

@hellrell21 Great question! That's called airglow and it happens when sunlight interacts with particles in Earth's upper atmosphere. Here's more about how it works and why we study it: https://t.co/qgsh1k9ig1
During her time in space, Kate Rubins of @NASA_Astronauts spent hundreds of hours working on experiments that help benefit our understanding of life on Earth. As her journey comes to a close, learn about Rubins' research-filled stay on the @Space_Station: https://t.co/r0hVRkWNj4 https://t.co/gGGSLHViDU
Research on the @Space_station helps us understand our home planet.
Curious to know how?
Make a video with your Earth science question using #AskNASA to submit, or upload on https://t.co/4IkUCQNmU3, & you may have it answered live from space on 4/22! https://t.co/Mp6YdlW4R3
