Thousands more satellites will soon orbit Earth. We need better rules to prevent space crashes.

The film 'Contact' made the star Vega famous, and new data suggest there may be a scorching hot Super-Earth planet hiding in the dust nearby. If confirmed, the exoplanet would have the second hottest temperature ever recorded for an exoplanet.

Cosmonauts seal air leak in Russian module of the International Space Station

New Clues About Early Universe From Black Hole Powered Cosmic Jet 13 Billion Light-Years From Earth