Space Travel

An artist's rendition of Kepler, on the hunt for planets like our own.

Visit Kepler's Exoplanets—And Don't Worry About the Natives (At Least for Now)

NASA has made a set of travel posters themed to exoplanets while a nonprofit searches for life among them

Never Mind Mars, What About a Trip to Venus First?

There's a serious proposal to send astronauts to a floating cloud city in Venus's atmosphere before heading to Mars

The view out of the Soyuz window.

If You Looked Out the Window While Returning From Space, Here’s What You’d See

The bright glow of friction in Earth's atmosphere

One of the line items in the new budget is funding for a mission to Jupiter's moon Europa.

NASA Could Actually Get a Budget Boost Next Year

The pending budget will give NASA even more money than they asked for

The United Launch Alliance Delta IV Heavy Rocket lifts off with the Orion spacecraft for its first test flight

A Successful First Flight For NASA's Orion Spacecraft

American spaceflight enters a new era

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

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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