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Black holes are bizarre things, even by the standards of astronomers. Their mass is so great, it bends space around them so tightly that nothing can escape, even light itself.

Saving a few Watts of power here and there could buy the spacecraft a little more time to tell us about interstellar space.

Computers traditionally excel at rocketry, so why do new artificial intelligence programs get it wrong?

For one night only! Meet C/2022 E3 (her friends call her the green comet for short).

A type of battery invented by an Australian professor in the 1980s is being touted as the next big technology for grid energy storage. Here's how it works.

Explorer 1 marked the entry of science into what had been a military affair.

A new study of rubble pile asteroids means we may have to rethink planetary defense strategies

It's been two years since the military junta in Myanmar seized power, ousting the country's democratically elected leaders in a coup d'état. Since February 1, 2021, widespread protests have raged around the country and a fierce opposition movement has formed. But the junta is brutally repressing dissent. One of their…

The Green Comet' is currently around 26 million miles away, but it will be seen in both northern and southern hemispheres tonight when it will be at its clearest to glimpse before it disappears

Agency recreats two major types of lunar surfaces future robots, rovers, and astronauts will experience

Seven astronauts died when the Space Shuttle Columbia disintegrated upon reentry on Feb. 1, 2003. NASA Deputy Administrator Pam Melroy looks back on the tragedy and how it shaped the agency.