NASA

The Orion capsule idles on the pad atop a Delta IV Heavy rocket just minutes after the launch was canceled.

A Wayward Boat And Other Disruptions Delay Test of NASA's Newest Spaceship

Orion's quest for space will have to wait until tomorrow

A still under construction Orion space capsule at the Michoud Assembly Facility in 2012.

Welcome to the Next Era of NASA Spaceflight...to Mars

NASA's long-distance crew capsule, Orion, will get its first test flight tomorrow

You can't spend your way out of this one, America

NASA Is Turning Black Friday Into "Black Hole Friday"

Because, in the end, even great savings won't save you from a singularity

Astronaut Charles "Pete" Conrad sets up the American flag on the Moon during Apollo 12 on November 19, 1969.

How NASA Censored Dirty-Mouthed Astronauts

NASA really didn't want astronauts swearing on air

When Scott Kelly (right) goes to the International Space Station in 2015, he and his twin brother Mark (left) will participate in tests to study how spaceflight affects the body.

With An Eye To Mars, NASA is Testing its Astronaut Twins

Scott and Mark Kelly, the only twins to have traveled in space, are embarking on a mission to help NASA prepare for Mars

Virgin Galactic's SpaceShipTwo is seen gliding back to Earth after its first test flight in 2010.

Past Transit Tragedies Point to a Way Forward for Virgin Galactic

From a fatal Apollo fire to the sinking of the <em>Titanic</em>, history has a few lessons following last week’s spaceflight disasters

The now non-existent Antares rocket sits on the launch pad at Wallops Flight Facility on October 26, 2014.

The Antares Rocket Explosion Wasn't Orbital Sciences' First Big Malfunction

Orbital Sciences has lost some of NASA's gear before, because going to space is really, really hard

An earlier launch of one of Orbital Science's Antares rockets from Wollops, April 21, 2013.

Reminder: Keep Your Boat AWAY From NASA's Rocket Launches

A mission to the ISS was cancelled because of a wayward boat

From Lightning on Jupiter to Apollo 13's Call for Help, Hear Some of NASA's Greatest Recordings

An audio archive captures some iconic moments of space history

Curiosity is able to take pictures of itself on Mars using a camera mounted to its robotic arm. This mosaic was made from 55 snapshots taken in October 2012.

An Insider's Biography of a Celebrity Mars Rover

The chief engineer for Curiosity offers a peek at the NASA rover’s tumultuous rise to stardom in a new tell-all book

The giant Herschel Crater gives Saturn’s moon Mimas an ominous look.

A Mysterious Force is Acting on Saturn’s “Death Star” Moon

Tiny, cratered Mimas is wobbling way more than it should be, hinting that it might contain either an oddly shaped core or a subsurface ocean

Why Is Antarctic Sea Ice at a 35-Year High?

Nobody really knows, but they have some thoughts

SpaceX's Dragon V2 crew capsule was unveiled in May

SpaceX and Boeing Will Be NASA Astronauts’ New Ride Come 2017

Commercial companies could take over as early as 2017

The International Space Station Is Getting Its Own 3-D Printer

Researchers are hoping their 3-D printer will work in microgravity

An artist's interpretation of a mission to an Asteroid

Contribute to an Asteroid Time Capsule

NASA wants to know what your predictions are for the future of Solar System exploration

An artist's concept of the SLS heavy-lift rocket

Meet the Newly Approved Rocket That Will Take People To Mars

The approval of the Space Launch System is an important step for NASA

Help NASA Out by Looking at Beautiful Pictures of Space

NASA wants your help identifying astronauts' photos of the earth

Imagine Living on Mars In One of These Structures

You could call an acropolis, pyramid or beehive home

The LDSD being lifted into the air by balloon during a test on June 28, 2014

Watch Video From NASA’s "Flying Saucer" Test

The LDSD test on June 28 went well, and more tests are expected to run next year

There's No Laundry in Space, So NASA is Trying to Make Clothes That Don't Get Smelly

Astronauts got a shipment of fresh, hopefully odor-resistant gym clothes

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