Explaining the passage of time has been a gnarly problem in physics basically forever, but physicist and computer scientist ...

On July 7, 1961, the U.S. Air Force launched a satellite called Discoverer 26 into orbit with a classified payload. Discoverer 26 was part of a series of reconnaissance or spy satellites whose ...

NASA’s $4.3 billion Nancy Grace Roman Space Telescope has risen from its horizontal slumber at Kennedy Space Center ahead of its planned launch next month. The planet hunter, which will seek to ...

After four years of operations around the Moon, NASA's CAPSTONE mission has bitten the lunar dust, in a manner of speaking.

Like a shelf in an old house, the Earth collects a lot of dust from its surroundings. This "space dust" is mostly made up of ...