The World at Night 2013 The winners of the 2013 "Earth and Sky" photo contest show off the beauties of the night sky and demonstrate the effects of light pollution. |
Our fragile Earth Images from outer space highlight the fragility — and the resilience — of our beautiful blue planet. |
Meteor streaks over Siberia Click through scenes from Russia's Chelyabinsk region, where a huge meteor fireball set off alarms, injured hundreds of people and caused a factory roof to collapse. |
Looking back: The Columbia shuttle tragedy Retrace the final, tragic flight of the space shuttle Columbia, from its launch to its catastrophic end on Feb. 1, 2003. |
Curiosity's space odyssey to Mars Trace the Curiosity rover's journey to Mars and see the pictures that the six-wheeled robot has sent back from the Red Planet. |
Apollo 17: The last moonshot Click through historic photos from humanity's last trip to the moon, the Apollo 17 mission in 1972. |
Planetfall: Snapshots from the solar system See some of our solar system's greatest sights, as captured in "Planetfall: New Solar System Visions," a large-format book by Michael Benson. |
Endeavour's final trek A look back at the space shuttle's farewell tour as it travels from Florida to its new home in California |
See this year's top shots in astronomy Science editor Alan Boyle's blog: Feast your eyes on the Whirlpool Galaxy, an icy starscape and other celestial wonders from the 2012 Astronomy Photographer of the Year competition. |
Neil Armstrong's ashes buried at sea Science editor Alan Boyle's blog: The cremated remains of Apollo 11 astronaut Neil Armstrong, the first man to set foot on the moon, were committed to the Atlantic Ocean. |
Saturn changes color with the seasons Science editor Alan Boyle's blog: Saturn's shades of blue and butterscotch are changing along with the planet's seasons, as illustrated by true-color photos from the Cassini orbiter. |
John Glenn through the years From his accomplishments as a Marine Corps pilot, through his tenure with NASA and his foray into politics, take a look at the life of John Glenn, 50 years after the historic 1962 flight that made him the first American in space. |
Summer delights from outer space Click through pictures of auroral displays, interplanetary views and other space highlights from July 2012. |
From Earth to the heavens Feast your eyes on the outer-space missions and marvels that made news in June 2012. |
A month of cosmic marvels See out-of-this-world views of a solar eclipse, the high points of a milestone space mission and other stunning cosmic images from May 2012. |
Month in Space: A blaze of glory Click through a solar eruption, the final odyssey of the shuttle Discovery and other outer-space highlights from April 2012. |
Spaced-out perspectives Get a look at zero-gravity antics, rocket launches, planetary views and other spaced-out pictures from March 2012. |
Final countdown for Atlantis Click through highlights from the space shuttle Atlantis' quarter-century of spaceflight. |
Shuttle Endeavour, this is your life Click through highlights from the space shuttle Endeavour's 19 years of service. |
Discovery's last launch Click through highlights from the shuttle Discovery's final space mission and other cosmic imagery from February 2011. |
Marvels from Mercury NASA's Messenger mission delivers the first pictures ever taken by a spacecraft orbiting the solar system's innermost planet. |
See the world from the space station Click through some of the more than 450,000 photographs taken by astronauts on the International Space Station. |
A rare spectacle on Saturn Click through scenes of Saturn and its rings, captured by the Cassini orbiter during the planet's first equinox in nearly 15 years. |
50 years of moon shots Up-close exploration of the moon, Earth's only natural satellite, began in 1959 and hasn't stopped. Take a look at scenes from 50 years of moon exploration. |
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 | Highlights of space flight NBC News' Brian Williams reports on the greatest moments and most powerful images of the original space race. |
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