NASA ISS livestream switches to a signal-loss slate after a bright object crosses the frame, sparking UFO questions online as NASA cites routine automated handoffs.

Viral NASA SkyCam footage showing a triangular object with 'red exhausts' has fueled UFO debate. The clip continues to ...

In 2007, short bright radio signals which reappeared at intervals, known as "fast radio bursts" were detected. These ...

Recent airborne science flights to Greenland are improving NASA’s understanding of space weather by measuring radiation exposure to air travelers and validating global radiation maps used in flight ...