NASA Took Our Breath Away in 2017

From revelations into Jupiter's Great Red Spot to a dazzling solar eclipse to an alien solar system with eight planets, 2017 was packed with space discoveries.

A Moon of Saturn is Habitable

NASA scientists announced today that Enceladus, the sixth-largest moon of Saturn, has hydrothermal vents that are actively releasing hydrogen. Because such ecosystems are known to support life, the discovery confirms that Enceladus is a habitable environment.