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  New rocket racer lifts off
Aug. 27: Watch the first test flight series for a beefed-up Rocket Racing League plane powered by Armadillo Aerospace's rocket engine.
  Black hole star birth
Aug. 21: Msnbc.com science editor Alan Boyle narrates a computer simulation showing how massive stars could form around an even more massive black hole.
  Eyes on the eclipse
The moon's shadow swept across the planet from Canada to China on Friday, delighting throngs of skywatchers who flocked to see a total eclipse of the sun.
  Eclipse totality
Aug. 1: Watch the Exploratorium's coverage of a rare total solar eclipse, as seen from China.
  Month in Space: Worlds of wonder
See awe-inspiring views of Mercury, Mars, Saturn and distant galaxies in July’s roundup of cosmic imagery.
  Month in Space: Liftoffs and landings
See highlights from the shuttle Discovery’s flight, the Phoenix Mars Lander mission and much more in June’s roundup of cosmic pictures.
  Touchdown on Mars
See the first pictures from NASA’s Phoenix Mars Lander – and the celebration back on Earth.
  Earth as art
Click through a collection of beautiful Earth imagery captured from orbit by the Landsat 7 satellte.
2007: The year in space pictures
Experience an audio slide show highlighting the best outer-space images from 2007.
  Celebrating Saturn
Fresh images from the ringed planet mark the 10th anniversary of the Cassini orbiter’s launch.
  High-def Antarctica
Get a sampling of snapshots from the international LIMA database of Antarctic satellite imagery.
  The first moonshots
See the highlights from NASA’s digital archive of Lunar Orbiter imagery, collected in 1966-1967.
  How to build a moon base
Get a glimpse of experiments and concepts that are laying the groundwork for a lunar outpost.

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  See the universe
Postcards from Jupiter
NASA's New Horizons probe sends back snapshots of Jupiter and its moons, taken during a flyby.
NASA via AP
  Earth from space
An Earth Day selection of highlights from four decades of pictures taken by astronauts.
Image: Cassini picture
  Celebrating Saturn
Fresh images from the ringed planet mark the 10th anniversary of the Cassini orbiter’s launch.
  Piles of 'Pillars'
See the famous "Pillars of Creation" in a new light.
  Saturn's striped moon
Images of Saturn's moon, Enceladus, as captured by Cassini.
NASA / JPL / Cornell
  Two years on Mars
Greatest hits from NASA's twin rovers
NASA / JPL / MSSS via Science
  A changing Mars
Mars Global Surveyor spots fresh deposits in gullies and other signs of a dynamic Red Planet.
Hubble's Hits
See the Hubble Space Telescope's best-known images.
AURA / STSCI / NASA
  Mars' greatest hits
See two decades' worth of Red Planet images.
NASA
Jewels of Jupiter
See images of Jupiter and its moons.
NASA / JPL / Space Science Institute
  Saturn Stunners
The greatest hits from the Cassini mission.
NASA / AURA / STSCI
Dazzling Deaths
See the nebulas that are created when stars die.
Slide show
Image: SpaceShipTwo
  Visions of flight
Get an inside look at the conception and construction of Virgin Galactic's SpaceShipTwo.

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  Return to flight
AFP - Getty Images
Endeavour on the rise
Trace the flight of a space teacher and other high points of the shuttle's mission in August 2007.
In this image from NASA TV, the shuttle Atlantis is seen with the International Space Station in the foreground as the orbiter departs the station
Reuters
  Atlantis at work
Follow the highlights of the shuttle Atlantis’ journey, from pre-launch preparations to liftoff and landing.
DISCOVERY
AP
  The road to flight
NASA’s long journey to fly the shuttle again.
NASA Returns To Flight With Launch of Space Shuttle Discovery
Getty Images
  We have liftoff!
Relive the launch of space shuttle Discovery
SPACE SHUTTLE DISCOVERY  NOGUCHI
NASA TV via AP
  History-making spacewalk
Discovery astronaut makes unprecedented fix
Discovery Astronauts Continue Mission Tasks
NASA via Getty Images
  Back in space
Highlights from Discovery's 14-day mission
Kennedy Space Center worker reacts to safe return of space shuttle Discovery in Cape Canaveral
Reuters
  Safe landing
Discovery and its crew welcomed back home
  Eclipse images
Sun reflected on flower as moon blocks it, as seen in Amman
Reuters
  There goes the sun
March 29, 2006: Solar eclipse offers spectacular show across world.
ECLIPSE TURKEY
  Waiting for totality
People from around the world gather in Side, Turkey.
A businessman watches the annular eclips
AFP - Getty Images
  A rare ring
Oct. 3, 2005: Annular eclipse dazzles onlookers in Europe and Africa.
Corbis
  Greatest eclipse hits
See stunning images of past eclipses.
  Space history
NASA
Sputnik scenes
Historical photos reveal the machines and people behind the birth of the space age, 50 years ago.
NASA's highs and lows
45 years of achievements and tragedies in U.S. human spaceflight.
NASA Unveils Design Recommendations For Next Generation Spacecraft
NASA via Getty Images
  Back to the moon
September 2005: NASA unveils step-by-step plan to return in 2018
This image released by the NASA shows th
AFP - Getty Images
  Deep Impact
July 2005: NASA probe slams into comet
MSNBC.com
  SpaceShipOne
June 2004: Crowd watches first private manned spaceflight.
NASA
  'We choose to go to the moon’
1959-1969: Retrace the steps that preceded Apollo 11
NASA
  ‘One giant leap for mankind’
July 1969: Apollo 11 and the first lunar landing
NASA
  'We leave as we came'
1969 and beyond: Our path in space since Apollo 11
Walter Schirra
Getty Images
  Heights of fame
Revisit the high points in the career of pioneer astronaut Wally Schirra, who died on May 3, 2007.
  FAQ
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