In the universe’s first billion years, this brief and mysterious force could have produced more bright galaxies than theory predicts.

Right now, it looks like the cosmology is at a tipping point.

NASA’s decision to send Starliner’s crew home on a SpaceX capsule will have implications for Boeing, the agency itself and the astronauts still on the space station.

Lunar volcanism was thought to have stopped two billion years ago.

Traveling to space is riskier than many extreme sports − an increase in private missions could mean more civilians taking that risk.

These small galaxies are either crammed with stars or they host gigantic black holes. The data astronomers have collected continues to puzzle them.

Assistant Professor Richard Teague describes how movement of unstable gas in a protoplanetary disk lends credibility to a secondary theory of planetary formation.

Most planets that have the potential to host life have one side always facing their sun.

While space is mostly empty, it does have some matter and particles spread throughout it.