The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

A federal judge will hold a hearing to consider dissolving a policy that limits how long Customs and Border Protection can ...

NASA’s Hubble Space Telescope has snapped images of a recently discovered interstellar visitor hurtling through our solar ...

Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, ...

An astrophysicist argues that the interstellar mission would be extremely challenging but not completely unrealistic ...