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The National Aeronautics and Space Administration

The National Aeronautics and Space Administration is responsible for the U.S. space program, including space travel, research and military aerospace programs. The agency was established in 1958.

Astronauts Kathryn D. Sullivan, left, and Sally K. Ride display a "bag of worms" during the STS-41G mission in 1984. The bag is a sleep restraint and the majority of the 'worms' are mostly springs and clips used with the sleep restraint.

30 Years Later, NOAA Administrator Reflects on Her Spacewalk

October 8, 2014 The first American woman to walk in space shares her experience, three decades later.

A solar flare erupts on the far right side of the sun, in this image captured by NASA's Solar Dynamics Observatory.

Why a Refrigerator-Sized Spacecraft Could be Humanity’s Best Hope Against Solar Storms

October 1, 2014 A refrigerator-sized spacecraft will give scientists advance notice of a solar storm affecting Earth.

Which US Company Will Help the Government Send Americans to Space?

August 26, 2014 A different kind of space race is coming to an end.

While Flight Engineer Alexander Skvortsov retrieves hardware inside the International Space Station's Pirs airlock, Flight Engineer Oleg Artemyev stretches his legs.

Russian Astronaut Throws Satellite Into Space for Peru

August 18, 2014 The satellite will take infrared photos of the Earth for Peru.

The Iberian Peninsula at night, showing Spain and Portugal. Madrid is the bright spot just above the center.

Help Science Identify a Kajillion Astronaut Photos of Cities

August 15, 2014 "Night Cities" is an ambitious project to create an atlas of urban space photography.

NASA's DC-8 airborne science laboratory soars over the Sierra Nevadas and the Owens Valley near Lone Pine, Calif.

Video: NASA's Flying Labs

August 13, 2014 Taking science experiments to the skies.

The Enemy of an Asteroid Is My Friend

August 11, 2014 Taking the long view on U.S.-Russia planetary defense.

Satellite data show that New York City has seen a 32 percent decrease in nitrogen dioxide between 2005 and 2011.

Infographic: What's Up With Our Air?

August 6, 2014 NASA satellite images reveal less nitrogen dioxide.

A self-portrait taken by the NASA rover Curiosity in Gale Crater on Mars.

NASA’s Augmented Reality App Just Got a Makeover

August 5, 2014 New features and images added.

The SpaceX Dragon capsule berths at the International Space Station

SpaceX Scores an Early Win in its Lawsuit Against the US Government

July 25, 2014 SpaceX had charged the government with violating fair contracting procedures in its lawsuit.

Here's How NASA Thinks We'll Find Aliens

July 16, 2014 The agency thinks we'll find life on other planets soon, but we may not be exchanging messages for a while.

Orbital Sciences Corp. rolls out the Antares rocket to Virginia's Mid-Atlantic Regional Spaceport Pad 0A in preparation for launching its Cygnus cargo spacecraft to the International Space Station.

Where to View This Weekend's East Coast Rocket Launch

July 11, 2014 On Sunday, set your sights east to catch the fiery ascent of a resupply for the International Space Station.

The ISEE-3 (ICE) spacecraft.

NASA's Zombie Spacecraft Learns to Fire Its Engines

July 8, 2014 As the presumed-dead probe hurtles toward Earth, the deadline for saving it looms.

Jupiter's moon Ganymede playing a game of "peek-a-boo."

NASA Is Building a Tiny Mothership to Explore Distant Lunar Oceans

June 19, 2014 In a new approach to planetary science, a small satellite would rain even smaller satellites on Jupiter's moon.

A saucer-shaped test vehicle holding equipment for landing large payloads on Mars in the Missile Assembly Building at the U.S Navy's Pacific Missile Range Facility.

NASA's Supersonic Parachute Is Running Out of Time

June 12, 2014 Before humans can land on Mars, scientists have to wrestle with atmospheric conditions back home.

Astronaut Steve Swanson is pictured during a spacewalk on the International Space Station.

Sending Astronauts to Space Is Worth It -- If the Goal Is Mars

June 4, 2014 But we’ll have to increase NASA’s budget and cooperate with China, report concludes.

The visible and near infrared light spectrum collected from NASA's Hubble Space Telescope over a nine-year period.

NASA Reveals Unprecedented Image of Deep Space

June 4, 2014 The image draws on nine year's worth of shots taken by the Hubble Telescope.

A saucer-shaped test vehicle holding equipment for landing large payloads on Mars in the Missile Assembly Building at the U.S Navy's Pacific Missile Range Facility at Kekaha on the island of Kaua‘i in Hawaii.

NASA Is About to Test a Mega-Parachute at the Edge of Space

June 3, 2014 If the largest ever supersonic parachute works, we'll be a step closer to putting a human on Mars.

The Atlas V rocket carrying the Defense Meteorological Satellite Program-19 spacecraft Thursday April 3, 2014.

America Just Launched a Rocket on a Secret Mission Into Space

May 23, 2014 An unmanned Atlas 5 rocket took off from Cape Canaveral in Florida, equipped with a "classified satellite" for the National Reconnaissance Office.

An image of the Martian landscape from NASA's Curiosity rover

Get to Mars by Selling All Your Earthly Possessions

May 15, 2014 Elon Musk wants a ticket to Mars to cost $500,000. For those left behind, he'll have a cheap electric car for you.

Astronaut to Give UConn Commencement Speech From Space

May 2, 2014 University of Connecticut alum Rick Mastracchio will tell the engineering school's graduating seniors to reach for the stars.

Our Mars Orbiter Looked Down and Saw Our Mars Rover

April 18, 2014 From space, the U.S. Curiosity rover looks scarab-like.

NASA's Morpheus lander

The NASA Rocket That Hovers Like a Helicopter (But Could Land on Mars)

March 7, 2014 Today, Florida. Tomorrow, Mars.

A World of Water, Seen From Space

March 3, 2014 Space agencies across the planet launch the most ambitious plan yet to understand how the world's water works.

NASA's Satellites Are Watching the Rim Fire Creep Into Yosemite

August 28, 2013 Nighttime images show the gradual spread of the tremendous wildfire, which is burning brighter than the city lights of Reno.

Researchers have spent the last six months in a dome on the slope of a volcano in Hawaii.

Good News, Future Colonists! Mars Meals May Feature Nutella

August 15, 2013 And also seafood chowder ... and curried noodles ... and Spam.

This self-portrait of NASA's Mars rover Curiosity combines dozens of exposures taken by the rover's Mars Hand Lens Imager.

How Curiosity Became an Astronaut

August 6, 2013 From the earliest years of the space program, the exploration of other worlds has been a source of the same techno-anxieties we have today.

The Next Big Thing for Exploring the Distant Universe: Balloons

July 8, 2013 A way to get 99 percent of the way into space, at 1 percent of the cost of a satellite

Here You Go, Taxpayers: A Billion-Pixel Image of Mars

June 21, 2013 Nearly 1,000 frames, combined into a single Martian mosaic.

Mars Rover Opportunity catches its own late-afternoon shadow in a view eastward across Endeavour Crater on Mars.

A Robot Just Broke the Human Record for Miles Driven in Space

May 17, 2013 Another victory for Opportunity, the spunky little rover driving on Mars

What Became of the Parachute That Delivered Curiosity to Mars?

April 4, 2013 It sits on the Red Planet, flapping hauntingly in the wind.

The "Tintina" rock Curiosity cut through in its travels

Curiosity's Hit-and-Run Leads to Another Martian Discovery

March 20, 2013 Behold: "One of the whitest things" we've seen on the Red Planet

The Curiosity rover holding a scoop of powdered rock on Mars. The rover recently drilled into a Martian rock for the first time and transferred a pinch of powder to its instruments to analyze the chemical makeup.

There Could Have Been Life on Mars

March 12, 2013 NASA's Mars Curiosity rover drilled into a rock and found that it contained a clay-like material.

A gravitational map of the moon, depicting newly quantified lunar mass: Red indicates more massive areas and blue indicates less mass.

Via the Moon, a theory of life on Mars

December 11, 2012 NASA captures, quite literally, gravity's rainbow.

Newly forming stars as seem from the Hubble Space Telescope.

Is there life beyond Earth? 'I think absolutely,' says NASA JPL Director

October 31, 2012 "We have the same laws of chemistry, physics. If there are any locations where there are the basic ingredients, there should be the basic ingredients for life."

The CSA's Robot Explorer is designed to collect soil samples from Mars.

Curiosity's cousins: Meet the rover fleet of the Canadian Space Agency

October 24, 2012 A fleet of vehicles ready to explore lunar and Martian terrains

Curiosity, the sequel: What's in store for NASA's next Mars lander

August 22, 2012 Planned for 2016, NASA's next mission to Mars will examine the planet's geophysics.

NASA is the government's one true viral hit factory

August 6, 2012 There are reasons the space agency is so popular on the Internet.

NASA announces $1.1 billion in human space flight contracts

August 6, 2012 SpaceX won a NASA contract worth $440 million to develop the next generation of space transportation vehicles.

Photo Gallery: Curiosity approaches Mars

July 31, 2012 Rover will inspect Mars' environment for minerals, gases and water.