NASA’s Spitzer Confirms Closest Rocky Exoplanet

Using NASA's Spitzer Space Telescope, astronomers have confirmed the discovery of the nearest rocky planet outside…

NASA’s New Horizons Team Finds Haze, Flowing Ice on Pluto

Flowing ice and a surprising extended haze are among the newest discoveries from NASA’s New Horizons…

NASA’s Kepler Mission Discovers Bigger, Older Cousin to Earth

NASA's Kepler mission has confirmed the first near-Earth-size planet in the “habitable zone” around a sun-like…

NASA’s New Horizons Discovers Frozen Plains in the Heart of Pluto’s ‘Heart’

In the latest data from NASA’s New Horizons spacecraft, a new close-up image of Pluto reveals…

Second Instrument Delivered for NASA’s OSIRIS-REx Mission

An instrument that will explore the surface of a primitive asteroid in search of water and…

Veteran NASA Spacecraft Nears 60,000th Lap Around Mars, No Pit Stops

NASA's Mars Odyssey spacecraft will reach a major milestone June 23, when it completes its 60,000th…

NASA, University Researchers Discuss Search for Life in Solar System, Beyond

NASA and university scientists will discuss at 2 p.m. EDT, Tuesday June 16, astrobiology research activities…

NASA Research Reveals Europa’s Mystery Dark Material Could Be Sea Salt

NASA experiments suggest the dark material coating some geological features of Jupiter's moon Europa is likely…

NASA’s NuSTAR Captures Possible ‘Screams’ from Zombie Stars

Peering into the heart of the Milky Way galaxy, NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) has…

NASA Unveils Celestial Fireworks as Official Image for Hubble 25th Anniversary

The brilliant tapestry of young stars flaring to life resemble a glittering fireworks display in the…