The ISS feels impossibly far at 250 miles up, but lunar missions go 240,000 miles out - over 1000x the distance. It's a perspective shift that redefines what 'space travel' means.

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the James Webb ...

This newly discovered comet could soon glow bright enough for the naked eye as it sweeps through October's morning and ...