Scientists have discovered a new type of planetary collision called “kiss-and-capture,” where Pluto and proto-Charon briefly connected and spun together before separating into their current orbital ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

Blue Origin will launch the 29th mission of its New Shepard suborbital vehicle on Jan. 28, on an uncrewed research flight ...

The Houston company is one of nine — including major names like Blue Origin — that received a contract in January.

A private U.S. spacecraft has captured stunning images of Earth one week into its flight. Still circling Earth, Firefly ...

Sierra Space's experiment at NASA's Johnson Space Center aims to extract oxygen from lunar regolith, a key step for future lunar bases.

Generally, the nights of and near the new moon – when the moon is not illuminated – are better for most stargazing experiences. Here are the dates of new moons this year.