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Check out what NASA has to say about the EVE sounding rocket program

Watching the Sun 24/7 can be tough on a telescope – but NASA’s Solar Dynamics Observatory has a trusty sidekick to keep its data in shape! pic.twitter.com/W5Y7UnGMc6

— NASA Sun & Space (@NASASun) May 1, 2023

The Extreme-ultraviolet Variability Experiment (EVE) rocket carries a replica of an instrument aboard SDO.

Scientists occasionally launch the EVE rocket to collect data from the Sun and compare it with SDO’s data. pic.twitter.com/s12RUTc6z6

— NASA Sun & Space (@NASASun) May 1, 2023

Aligning SDO’s data with the fresh set from EVE, scientists can see whether any of SDO’s detectors are becoming less sensitive, and then correct for those effects. pic.twitter.com/oemEoIECBG

— NASA Sun & Space (@NASASun) May 1, 2023

EVE's next launch window opens May 3.
Learn more about EVE’s last flight and see what it was like to ride along with it!https://t.co/lAEF8TbQPr pic.twitter.com/JSO8SCV3Xk

— NASA Sun & Space (@NASASun) May 1, 2023