01.10.13 - Measuring tip-to-tip across its two outsized spiral arms, NGC 6872 spans more than 522,000 light-years, making it more than five times the size of our Milky Way galaxy.
01.10.13 - NASA scientists at the agency's Jet Propulsion Laboratory in Pasadena, Calif., effectively have ruled out the possibility the asteroid Aphophis will impact Earth during a close flyby in 2036.
01.10.2013 - A new analysis of Kepler data shows that about 17 percent of stars have an Earth-sized planet in an orbit closer than Mercury.
01.08.13 - Researchers now realize even tiny solar variations can have a significant effect on Earth's terrestrial climate.
01.10.13 - Residents in Calif.'s San Joaquin Valley will see some unusual air traffic over their region in January and February of 2013 -- two NASA aircraft measuring air pollution.
01.10.13 - The Expedition 34 crew was busy with robotics, science and maintenance aboard the International Space Station on Thursday.› ISS Update Video | › Crew timelines
01.09.13 - NASA advanced propulsion researchers are a step closer to safely sending human explorers to Mars and other solar system destinations.
01.09.13 - The station crew was busy with science experiments Wednesday as they continued the ongoing maintenance of the systems aboard the orbiting laboratory.› ISS Update Video | › Crew timelines
01.09.13 - Scientists using the Herschel Space Observatory made new observations of asteroid Apophis as it approached Earth this past weekend.
01.08.13 - A new study of data obtained by the European Space Agency's Cluster spacecraft may help explain why the flow of electrically charged particles and magnetic fields from the sun, the solar wind, is hotter than it should be.
01.08.13 - After time-off for Russian Christmas, the Expedition 34 crew was busy with science and maintenance Tuesday as they get back to a normal work schedule.› ISS Update Video | › Crew timelines
01.08.13 - Astronomers using NASA's Spitzer and Hubble space telescopes have probed the stormy atmosphere of a brown dwarf, creating the most detailed "weather map" yet for this class of cool, star-like orbs.
01.08.13 - Astronomers have discovered what appears to be a large asteroid belt around the star Vega, the second brightest star in northern night skies.
01.07.13 - Chandra's deep look at a rapidly rotating neutron star may provide new insight into the nature of some of the densest matter in the universe.› Photo | › Video
01.08.13 - A new model by scientists working on NASA's Cassini mission finds that hydrocarbon ice might float on lakes on Saturn's largest moon.
01.07.2013 - Four of the potential new planets are less than twice the size of Earth and orbit in the "habitable zone," where liquid water might exist.
01.07.13 - The Expedition 34 crew living and working aboard the station enjoyed some time off Monday in celebration of the Russian Christmas holiday.› ISS Update Video | › Crew timelines
01.07.13 - Shape-shifting malleable, gelatinous forms are orbiting the Earth at this very moment -- growing as they are bombarded by magnetic pulses.
01.07.13 - NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, set its X-ray eyes on a spiral galaxy and caught the brilliant glow of two black holes lurking inside.
01.07.13 - Theorists expect gamma-ray outbursts occur only near a galaxy's central black hole. A few rare observations suggested otherwise.