The Defense Department issued a legal waiver authorizing current and former personnel to share unidentified anomalous phenomena–related classified information, but it doesn’t extend to other agencies.

The eclipse will obscure about 93 percent of the moon’s surface. Here are the peak times and tips for the best viewing experience.

The probe sent back the first pictures of the asteroid Kamo’oalewa. Next step: landing on the surface and collecting samples to send back to Earth.

Researchers say the discovery could be a “Rosetta stone” for cosmic signals.