Ancient Earth Really Was a Serene Water World, New Evidence Confirms

World’s Largest Messier Marathon Kicks Off Today

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.