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Space Race Blast Off

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Artist concept of space weather showing an active Sun with flares and a CME in the upper right, the Earth in the lower right with types of technology affected by space weather to the lower left; satellites, airplanes, the ISS and ground-based electrical lines.
Heliophysics

Studying the Sun-Earth connection.

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Cape Verde in approximate true color
Mars

Latest from NASA's spacecraft exploring the red planet.

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On the Final Frontier
Cassini at Saturn

Unlocking the secrets of the ringed giant and its moons

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Comet Tempel 1 Nucleus Shape Model
Science Mission Directorate

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

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Latest Features

Laser hit on martian sand target

Curiosity Rover Collects Fourth Scoop of Martian Soil

NASA's Mars rover Curiosity shook a scoopful of dusty sand inside its sample-handling mechanism on Sol 75 (Oct. 21, 2012) as the third scrubbing of ...

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SDO's view of M5-class solar flare on Oct. 22, 2012

Newly Named Sunspot AR1598 Releases M5 Class Solar ...

Newly named sunspot AR1598 has release an M5 class solar flare. This is the same region that released an M9 flare on Oct. 20, 2012.

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The sun emitted a significant solar flare, peaking at 2:14 p.m. EDT on Oct. 20, 2012.

A New Set of Solar Fireworks

The sun emitted a significant solar flare, an M9, peaking at 2:14 p.m. EDT on Oct. 20, 2012. The associated radio blackout, an R2, has subsided, ...

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More Features

  • Left: The sun on Feb. 24, 2011 as observed by SDO.

    Heliophysics Nugget: Gradient Sun

    10.18.12 - Science and art techniques are often quite similar, indeed each area often helps improve techniques in the other. One such case is a technique known as a 'gradient filter' used to examine fine structures on the sun.

  • Curiosity's first three bites into martian ground

    Mars Soil Sample Delivered for Analysis Inside Rover

    10.18.12 - NASA's Mars rover Curiosity has ingested its first solid sample into an analytical instrument inside the rover, a capability at the core of the two-year mission.

  • Images in the visible-light and infrared parts of the spectrum highlight the massive changes roiling the atmosphere of Jupiter

    Turmoil From Below, Battering From Above

    10.17.12 - NASA scientists are observing Jupiter's appearance – its clouds, belts, hotspots, fireballs – change in unprecedented ways.

  • Titan's Hot Cross Bun

    What's Baking on Titan?

    10.16.12 - NASA's Cassini spacecraft spots curious surface features on Saturn's largest moon, including a "hot-cross bun" and outlines of vast southern seas.

  • Artist's concept of NASA's Mars Science Laboratory Curiosity rover

    NASA to Host Mars Curiosity Rover Teleconference Oct. 18

    10.16.12 - NASA will host a media teleconference at noon PDT (3 p.m. EDT) on Thursday, Oct. 18, about the latest status of the Curiosity rover's mission to Mars.

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