NASA planet hunter resumes operations after low power incident

TESS entered safe mode after being slewed to point at a target. The spacecraft's solar panels did not rotate to remain pointed at the Sun, resulting in a slow discharge of TESS's batteries. A ...
Concord Monitor

Forty years later, NASA and those who knew Christa McAuliffe still ‘mourn the loss of our friends’

Bob Foerster understood the risks of the mission had he been selected. In the summer of 1985, six months before the Space Shuttle Challenger launched, all ten finalists for the Teacher in Space ...

NASA honors fallen astronauts at annual Day of Remembrance

NASA observed its annual Day of Remembrance Thursday to commemorate the astronauts killed in the Apollo 1 and space shuttle ...

Like an Avalanche: Wild Video Captures the Violent Trigger Behind Solar Flares

Solar Orbiter captured the most detailed view of a solar flare, observing the build-up of events that lead to the explosion.

NASA remembers fallen astronauts during Kennedy Space Center memorial ceremony

The 40th anniversary of the Challenger disaster cast a shadow over NASA's annual Day of Remembrance event inside the Space ...