Space Travel

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

The Space Station Just Got an Experimental ISSpresso Machine

Mmm, space coffee

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

One Idea to Get to Mars: Fill the Walls of a Spaceship With Water

The insulation from radiation would also be drinkable

Marsha Ivins takes a nap on the Space Shuttle Atlantis.

Astronauts Nap on the Launchpad While Waiting for a Ride to Space

There's not much to do while NASA goes through its pre-launch checks

An artist's interpretation of the Philae lander separating from Rosetta and landing on the comet.

The Philae Spacecraft Confirmed the Presence of Organic Molecules on the Comet it Landed On

Researchers hope the finding sheds light on how organic molecules might have first arrived on Earth

This Company Is Crowdfunding a Mission to the Moon

Your reward: a spot in a digital time capsule buried beneath the lunar surface

Tomorrow, a Man-made Spacecraft Will Land On a Comet for the First Time, Ever

The action starts bright and early

The few remaining scientists at NASA are hard at work on Earth trying to "solve gravity."

Would Astronauts Survive an Interstellar Trip Through a Wormhole?

Well, it depends on your definition of "wormhole" …

Matthew McConaughey on a stark landscape. The real star of the film, says Lewis, are the panoramic vistas.

Why "Interstellar" Belongs in the Pantheon of the Best "Realistic" Science Fiction Films

The film follows a well-trodden path, says Smithsonian space historian Cathleen Lewis, who gives it a thumbs up

Virgin Galactic unveils SpaceShipTwo, the world's first commercial manned spacecraft at the Mojave airport on December 7, 2009.

Virgin Galactic's Aggressive Plan to Get Back in the Air

The company hopes to resume flying with a new ship by summer 2015

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

Billionaire Richard Branson is interviewed after unveiling Virgin Galactic's SpaceShipTwo in Mojave, California December 7, 2009.

What SpaceShipTwo's Crash Means for Virgin Galactic And Private Spaceflight

Private spaceflight may see tighter federal regulation

Virgin Galactic's SpaceShipTwo during its initial unveiling in 2009.

Virgin Galactic's SpaceShipTwo Just Crashed in California

The private spaceflight company was testing a new fuel for their experimental spaceship

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The European Space Agency Has Made the Weirdest Short Film

The ESA's advertising Rosetta with a very unusual sci-fi short

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

Astronaut Mae Jemison in the Spacelab in 1992.

The Case for Sending Women to Mars

Because women are smaller than men, they're cheaper to send into space

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