05.01.13 - NASA is inviting members of the public to submit their names and a personal message online for a DVD to be carried aboard a spacecraft that will study the Martian upper atmosphere.
04.29.13 - The Herschel observatory, a European space telescope for which NASA helped build instruments and process data, has stopped making observations after running out of liquid coolant as expected.
04.19.13 - Astronomers have used NASA's Hubble Space Telescope to photograph the iconic Horsehead Nebula in a new, infrared light to mark the 23rd anniversary of the famous observatory's launch aboard the space shuttle Discovery on April 24, 1990.
04.18.13 - NASA's Kepler mission has discovered two new planetary systems that include three super-Earth-size planets in the "habitable zone," the range of distance from a star where the surface temperature of an orbiting planet might be suitable for liquid water.
04.16.13 - Researchers using the airborne Stratospheric Observatory for Infrared Astronomy (SOFIA) have captured the most detailed mid-infrared images yet of a massive star condensing within a dense cocoon of dust and gas.
04.15.13 - NASA will host a news briefing at 2 p.m. EDT, Thursday, April 18, to announce new discoveries from the agency's Kepler mission.
04.15.13 - An infrared sensor that could improve NASA's future detecting and tracking of asteroids and comets has passed a critical design test.
04.05.13 - NASA's Astrophysics Explorer Program has selected two missions for launch in 2017: a planet-hunting satellite and an International Space Station instrument to observe X-rays from stars.
04.03.13 - The following is a statement from NASA Administrator Charles Bolden on the first Alpha Magnetic Spectrometer (AMS) results announced Wednesday at the European Organization for Nuclear Research (CERN) in Switzerland. AMS is a cosmic ray particle physics detector on the exterior of the International Space Station.
04.02.13 - NASA will hold a news conference at 1:30 p.m. EDT on Wednesday, April 3, to discuss the first results of the Alpha Magnetic Spectrometer (AMS) experiment. AMS is a state-of-the-art cosmic ray particle physics detector located on the exterior of the International Space Station.