An Atmosphere Around the Moon?

Water on the Moon? New research suggests billions of years ago the Moon had an atmosphere composed primarily of carbon monoxide, sulfur and water, much like that of Mars today. And where there is water...

Collapsing Star Gives Birth to a Black Hole

‘If future observations confirm this team’s findings, this would be the first birth of a black hole ever witnessed and the first failed supernova ever discovered’


NASA’s Fermi Discovers the Most Extreme Blazars Yet

NASA's Fermi Gamma-ray Space Telescope has identified the farthest gamma-ray blazars, a type of galaxy whose intense emissions are powered by supersized black holes.

Saturn’s Rings in Daylight, On the Night Side

A spectacular view of Saturn's rings as photographed from the planet's nightside by the Cassini spacecraft on the Cassini Solstice Mission.


Investigating Stellar Shrapnel

Thousands of years ago, 160 light years away from Earth, a star exploded, scattering stellar shrapnel across the sky. The Hubble Space Telescope recently found evidence of the event.

First Global Topographic Model of Mercury

NASA’s MESSENGER mission has unveiled the first global Digital Elevation Model (DEM) of Mercury, revealing in stunning detail the topography across the entire innermost planet.


Hubble Sees a Supermassive, Super-hungry Galaxy

The NASA/ESA Hubble Space Telescope has located spiral galaxy NGC 4845, more than 65 million light-years away in the constellation of Virgo (The Virgin). At its glowing center is a supermassive black hole.

NASA Mission Reveals Speed of Solar Wind Stripping Martian Atmosphere

NASA's MAVEN has produced data enabling researchers to determine the rate at which the Martian atmosphere is losing gas to space via solar wind.


NASA’s Chandra Observatory Finds Cosmic Showers Halt Galaxy Growth

NASA's Chandra X-ray Observatory has uncovered surprising news about a process that is stifling star formation in a distant galaxy cluster. It's been going on for 7 billion years.

The View from Deep Space, Via New NASA Interactive App

NASA's new 3DV app previews the starting point for the nation's journey to Mars.


Countdown to Pluto

NASA’s Pluto-bound New Horizons spacecraft has traversed the orbit of Neptune. This is its last major crossing en route to becoming the first probe to make a close encounter with distant Pluto on July 14, 2015.

Hubble Spots Spiral Bridge of Young Stars Linking Two Ancient Galaxies

A Hubble space Telescope photo of an unusual structure 100,000 light years long yields new insights into the formation of stellar superclusters.