NASA’s Kepler Mission Announces Largest Collection of Planets Ever Discovered

NASA's Kepler mission has verified 1,284 new planets – the single largest finding of planets to…

NASA to Provide Coverage of May 9 Mercury Transit of the Sun

NASA is inviting media and viewers around the world to see a relatively rare celestial event,…

Microscopic “Timers” Reveal Likely Source of Galactic Space Radiation

Most of the cosmic rays that we detect at Earth originated relatively recently in nearby clusters…

Microscopic “Timers” Reveal Likely Source of Galactic Space Radiation

Most of the cosmic rays that we detect at Earth originated relatively recently in nearby clusters…

NASA’s Spitzer Maps Climate Patterns on a Super-Earth

Observations from NASA's Spitzer Space Telescope have led to the first temperature map of a super-Earth…

Planetary Conference to Feature Ceres, Mars, Pluto Science Results

Researchers from NASA and other institutions will present science results from the agency’s Mars missions, New…

Media, Public Invited to Visit NASA’s James Webb Space Telescope Exhibit at ‘South by Southwest’

NASA is partnering with the Space Telescope Science Institute (STScI) and the Northrop Grumman Corporation to…

NASA’s James Webb Space Telescope Primary Mirror Fully Assembled

The 18th and final primary mirror segment is installed on what will be the biggest and…

International Instrument Delivered for NASA’s 2016 Asteroid Sample Return Mission

The OSIRIS-REx Laser Altimeter will create 3-D maps of asteroid Bennu to help the mission team…

Plunging into the Ionosphere: Satellite’s Last Days Improve Orbital Decay Predictions

Scientists are learning more about how the upper atmosphere and ionosphere affect space satellites as well…