Neil deGrasse Tyson—the acclaimed astrophysicist, writer, and director of the Hayden Planetarium—lays out what it will take for America to remain the leading superpower in space. 03.19.2012
From windswept deserts to the ocean near Key Largo, some parts of our planet are surprisingly similar to other worlds. 03.14.2012
Donald Kessler is leading a new study considering what to do about orbital debris, a problem he saw developing decades ago. 01.26.2012
NASA has begun testing its high-powered new engine. 01.09.2012
Private spaceflight companies draw ever closer to putting people into space their own way. 12.27.2011
The would-be superpower advertises its technical and economic prowess with a giant flying billboard. 12.27.2011
With great ambivalence we note the passing of the first and only reusable spaceship, the space shuttle, on July 21, 2011. Our prayers are with NASA. 12.27.2011
Edwards Air Force Based has had a key role in the development of aviation and space technology. 11.08.2011
Commercial space travel is now almost within reach of ordinary citizens. But can small-a astronauts handle the ride? 11.02.2011
While human explorers remain stubbornly stuck in Earth orbit, robotic space probes are preparing for the next great age of exploration: drilling, rolling, sailing, and prospecting where nobody has gone before. 10.31.2011
Two of NASA's dynamic duos—the two Voyager craft and Mars rovers Spirit and Opportunity—are famous for operating well beyond their expected lifetimes. But the U.S. space program has produced some other examples of engineering that keep on ticking... 08.24.2011
A massive metal compactor puts tough new rocket materials to the test. 08.21.2011
It promised the moon but delivered low Earth orbit at exorbitant cost. And it’s partly your fault. 07.22.2011
NASA's about to take a long break from manned flight, but job opportunities for astronauts are looking better than ever. 07.19.2011
06.17.2011
Putting people on a flying rock could be a good warm-up for the big prize: going to Mars. 05.06.2011
This year, space exploration will bring news of expeditions to distant planets, the quest for life-friendly star systems, and the bold efforts of commercial space companies. Here's a preview of what to look forward to. 01.06.2011
As NASA steps down from spaceship and rocket development, the private sector is stepping up. Can business revive the old spirit of adventure? 01.05.2011
Every year DISCOVER sorts through the scientific accomplishments of the past 12 months, and assembles a list of the coolest experiments, most brilliant discoveries, and most world-changing events. As you page through the countdown to the #1 science story, we think you'll come to the same conclusion we did: 2010 was quite a year. 12.16.2010
Didn't anyone tell space agencies to pick up their toys when they're finished playing? Now scientists have to invent new ways to undo decades of dumping in orbit. 08.30.2010
Of the vast library of amazing Hubble images, a few hog all the glory. So for the telescope's 20th anniversary, we bring you 10 pictures that deserve more love. 03.30.2010
Astronauts add a new room with a glorious gazing window to the International Space Station. 02.17.2010
After the end of the disastrous space shuttle program, it's not at all clear where the space agency is going—or if it has enough money, skills, or buy-in to get there. 01.25.2010
The potential successor to the space shuttle gets ready to fly. 10.20.2009
For 50 years, artists have had up-close, insider access to the space program. Here are the results. 10.16.2009
Forty years after the first moon landing, the 24 men who've been there open up about the details of their photos and experiences. 07.02.2009
Computing cells, humans as chefs, time twisting on the dark side of the moon, and more 06.14.2009
A variety of new findings point to the "habitable zones" where we're likely to find extraterrestrials. 05.11.2009
Each stab outward into space gives us a chance to image some new part of our cosmic neighborhood, from Earth to water on Mars to the strange moons of Jupiter and Saturn. 04.21.2009
NASA's Solar Probe Plus study the sun from close up, braving temperatures that would melt stainless steel. 04.07.2009
NASA's Orion space capsule features a new escape clause. 02.15.2009
Astronomers have recently found hundreds of new planets. Here are what some of them might look like. 01.23.2009
A nation delights in its pioneering venture. 12.20.2008
Space Adventures CEO Eric Anderson can send you and your friends to the moon—for $100 million a person. 09.30.2008
An inside look at what may be the toughest space mission ever attempted. 08.28.2008
Thoughts and illustrations from the head of a science legend. 06.09.2008
Many landers have tried to touch down on the Red Planet. Few have succeeded. 05.22.2008
Despite funding concerns, NASA has big plans for moon exploration. 04.23.2008
From Icehotel to the Astronomers Inn, the world's best science-themed hotels and restaurants 04.14.2008
7 ways to be a space tourist—even if you’re broke. 04.09.2008
Before the Pluto fiasco, two asteroids were stripped of planet status. 03.11.2008
An intrepid food expert plays astronaut to find out. 02.01.2008
Get ready for diarrhea that's out of this world. 02.01.2008
01.15.2008
01.04.2008
12.28.2007
From snapshots developed chemically—in space—to hi-tech digital masterpieces 11.30.2007
Running the nerve center is nervy business. 11.29.2007
New-found worlds are becoming bigger, hotter, and stranger. 11.27.2007
Exploding boobs, toilet target practice, the second birth... 10.30.2007
They reproduce rapidly, eat just about anything, and are nutritious, too. 10.24.2007
Fifty years after Sputnik, Burt Rutan leads a new space race. 10.08.2007
Discover sends an intoxicated investigator to find out... 09.28.2007
A trip to the heavens can last a lot shorter than a trip to heaven. 08.14.2007
NASA turns a blind eye to the idea of space sex. 07.18.2007
Earthlings go to Mars-esque locales to prepare for the real thing. 06.21.2007
Life on the moon will depend on how we use the moon's gritty dust. 03.21.2007
Are the Japanese moving to the moon? 11.28.2006
The Apollo 11 pioneer charts a radical course back into space. 09.13.2006
Michael Griffin is gearing NASA up to build a moon base. Is he paving the way to Mars or jeopardizing the future of American space exploration? 09.01.2006
Why is one of the thinking community's heavy hitters dabbling in doomsday prophecy? 09.01.2006
When a day lasts 90 minutes, how often does a Muslim astronaut pray? 08.01.2006
Nearly 40 years after Apollo, Russia eyes moon tourists--and the Red Planet. 08.01.2006
Why give up after only 25 seconds? 07.01.2006
Impossible Journey? 06.19.2006
Our eyes are fixed on a lofty goal, but space travel is dangerous. 06.01.2006
03.03.2006
Will the European 2 Agency put astronauts on the Red Planet before NASA does? 11.22.2005
Elon Musk bets his entire fortune on a rocket. 09.08.2005
06.05.2005
After scientists made the bomb, they had to redeem themselves 02.06.2005
01.03.2005
01.03.2005
09.23.2004
07.25.2004
Soon some country or corporation is going to build a ribbon up to the sky. Then the question of who owns the moon or Mars will be answered 07.25.2004
If we want to be a spacefaring nation, we'll have to get better at predicting the weather the nearest star throws at us 05.29.2004
Wanted: Adventure spots where astronauts will not be crushed, burned, or irradiated 05.29.2004
04.01.2004
02.26.2004
01.14.2004
The planets are the obvious next frontiers for human exploration 01.05.2004
01.02.2004
The Boy NASA Couldn't Keep On Earth 11.08.2003
If only an elite minority of Americans understands science and technology, there is no hope of democracy 11.08.2003
To those who grew up in the long shadow of the Apollo program, the moon was a fixed goal in space. 10.14.2003
10.01.2003
Boldly going where no gallery has gone before 09.01.2003
NASA thinks we can find another Earth in another nearby star. When we do, how can we possibly travel light-years to get there? It might not be as hard as you'd think . . . 08.01.2003
Weightlessness takes a heavy toll on the health of our astronauts 05.01.2003
05.01.2003
01.01.2003
01.01.2003
12.01.2002
Does anyone hear Charles Lindbergh chuckling? 07.01.2002
07.01.2002
Year In Science 01.13.2002
Earth's outpost in space gets quite an upgrade 09.01.2001
Robert Winglee, PhD; Associate Chair, Department of Earth & Space Sciences, University of Washington 07.01.2001
Discover Magazine Innovation Awards 07.01.2001
05.01.2001
Forget about the technical problems. What we really have to worry about is what seven astronauts will do to one another after being locked up in a tiny capsule for nine months 05.01.2001
04.01.2001
Calculating the odds of surviving a manned mission to Mars 10.01.2000
10.01.2000
In space, what can go wrong will go wrong, which adds considerably to the adventure 04.01.2000
07.01.1999
Huge, invisible surfaces shaped like abstract tubas can carry spacecraft from planet to planet 06.01.1999
09.01.1998
Being an astronaut is glamorous, exciting, and dangerous. It can also be tedious and undignified, particularly if you're preparing to build the International 2 Station. 08.01.1998
One Last Trip 01.01.1998
One Thing After Another 01.01.1998
So you don't happen to have a spare half-trillion dollars. Cheer up, there's more than one way to Mars, after all, it's only rocket science. 05.01.1997
The year 2001 is almost upon us, and manned Jupiter missions are still far-fetched. That doesn't bother Arthur C. Clarke. He sees better things right around the corner. 05.01.1997
Hints of fossilized microbes have rekindled NASA's hopes for a community on Mars. 05.01.1997
Sure, the international space station is expensive and uninspiring. But it's also a spectacular feat of engineering, and the arena of choice for international culinary conflict. Discover editors take a further look: 05.01.1997
05.01.1997
05.01.1997
05.01.1997
05.01.1997
03.01.1997
Finding evidence of ancient life on Mars may be even more difficult than we thought. 02.01.1997
01.01.1997
12.01.1996
01.01.1996
01.01.1996
It's a long way to alpha centauri, but some think antimatter could send us there in record time. 10.01.1995
06.01.1995
Blasting off is easy--any rocket can do that. Climbing to Orbit in a single stage is harder. Coming back and landing on your feet is harder still. Can the Delta Clipper do all that? Nasa hopes so. 05.01.1995
09.01.1994
Anders, Borman, Stafford, Aldrin, Bean, Gordon, Lovell, Roosa, Worden, Schmitt, Cernan. Eleven astronauts recall the excitement, tension, and delight of getting close enough to touch the moon. 07.01.1994
06.01.1994
04.01.1994
11.01.1992
07.01.1992
A Texas cardiologist goes into Orbit with 29 rats, 2,478 jellyfish, and a plastic tube snaking through his veins to the entrance of his pounding heart. 04.01.1992