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Studying the Sun-Earth connection.

Latest from NASA's spacecraft exploring the red planet.

Unlocking the secrets of the ringed giant and its moons

NASA uses orbiting observers and robotic landers to investigate the planets, moons, comets, and asteroids of our Solar System.

Latest Features

The NASA Mars rover Curiosity drove 63 feet (19 meters) northeastward Monday, Dec. 10, approaching an area called "Yellowknife Bay," where ...

A self-portrait of the NASA Mars Rover Curiosity stitches together dozens of images by the camera at the end of the rover's arm.

NASA will host a media teleconference at 10:30 a.m. PST (1:30 p.m. EST) Thursday, Dec. 13, to provide an overview of events leading up to twin ...

Apollo's Lunar Dust Data Being Restored

12.06.12 - Readings from Apollo 14 and 15 dust detectors have been restored and made available to scientists thanks to work by the National Space Science Data Center at Goddard.
What is Creating Gullies on Vesta?

12.06.12 - Something is forming intriguing gullies on the giant asteroid Vesta. Scientists with NASA's Dawn mission are trying to figure out what could be creating these features.
Sungrazing Comets as Solar Probes

12.05.12 - On Dec. 15, 2011, NASA's Solar Dynamics Observatory captured footage of Comet Lovejoy approaching the sun. The images and data collected by NASA's solar observing fleet can help scientists learn more about the sun itself.
Orbiter Spies Where Rover's Cruise Stage Hit Mars

12.05.12 - Pictures from NASA's Mars Reconnaissance Orbiter show scars on the surface of the Red Planet where discarded pieces of the Mars Science Laboratory spacecraft hit the ground.
Van Allen Probes Reveal New Dynamics of Radiation Belts

12.05.12 - Just 96 days since launch, the Van Allen Probes have already provided new insights into the structure and behavior of the radiation belts that surround Earth.

NASA to Host Dec.13 Teleconference on Twin Probes Mission Ending Moon Impact

12.10.12 - NASA will host a media teleconference at 10:30 a.m. PST (1:30 p.m. EST) Thursday, Dec. 13, to provide an overview of events leading up to twin spacecraft being commanded to impact the moon's surface on Dec. 17 at approximately 2:28 p.m.
Fermi Improves its Vision for Thunderstorm Gamma-Ray Flashes

12.06.12 - Thanks to improved data analysis techniques and a new operating mode, the Gamma-ray Burst Monitor (GBM) aboard NASA's Fermi Gamma-ray Space Telescope is now 10 times better at catching the brief outbursts of high-energy light mysteriously produced above thunderstorms.
NASA Twin Spacecraft Create Most Accurate Gravity Map of Moon

12.05.12 - Twin NASA probes orbiting the moon have generated the highest resolution gravity field map of any celestial body.
NASA Opportunity Rover Finishes Walkabout On Mars Crater Rim

12.04.12 - The latest work assignment for NASA's long-lived Mars rover Opportunity is a further examination of an area where the robot just completed a walkabout.

NASACast: Solar System

Audio and Video podcasts on NASA missions exploring our solar system.
NASACast: What's Up?

NASA's monthly guide to watching the night sky.