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NOAA, NASA release measurements of 2026 ozone hole

Posted by budbl.com (#1) 17 minutes ago (https://www.noaa.gov)

NOAA and NASA report that atypical weather conditions helped the Antarctic ozone hole grow to an unusually large size in 2026. Even so, the agencies say the protective ozone layer is still on track to recover later this century.

NASA's ESCAPADE Completes Powered Earth Flybys, Now En Route to Mars

Posted by budbl.com (#1) 17 minutes ago (https://science.nasa.gov)

NASA's twin ESCAPADE spacecraft have each completed a powered Earth flyby, combining Earth's gravity with an engine burn to slingshot toward Mars. The agency says the two spacecraft are on course to arrive in September 2027, where they will fly in formation to study how the solar wind interacts with the Martian environment and drives atmospheric loss.

Instruments on NASA's Roman Space Telescope Get in Sync for Science

Posted by budbl.com (#1) 17 minutes ago (https://science.nasa.gov)

NASA reports that the Nancy Grace Roman Space Telescope has completed a key alignment milestone, bringing its instruments into precise sync after the shifts that can come with launch and life in space. The team used test observations of stars to measure those small changes and update the observatory's internal map so future images stay on target.