Controversy Flares Over Space-Based Solar Power Plans By Jeremy Hsu Space solar power advocates may soon get their day in the sun, but one scientist worries that a U.S.-based project is promising too much, too soon.
Powerful Laser Simulates Stellar Jet By Jeremy Hsu A multi-trillion-watt laser has simulated how a stellar jet from a young star collides with interstellar gas.
Great NASA Tech Spinoffs Come Down to Earth By Jeremy Hsu NASA's pursuit of space-age technology has come down to Earth in the form of anti-gravity treadmills, UV-resistant clothing, and better robots.
New Experiment to Test Super Teflon in Space By Jeremy Hsu A new Teflon and other nanomaterials will launch to the space station and undergo testing under the extremes of radiation and temperature.
Better Ion Engines May Keep Satellites Alive Longer By Jeremy Hsu Carbon nanotubes can create more reliable satellite thrusters that save on propellant, reduce launch and cut maintenance costs for satellites.
Device Like 'Star Trek' Replicator Might Fly on Space Station By Jeremy Hsu NASA engineers have developed electron beam fabrication technology that may remind people of Star Trek's replicator, and awaits launch for testing on the International Space Station.
Behind the Scenes: Building NASA's Huge, New Rocket By Jeremy Hsu The minutes-long test of NASA's new Ares I-X rocket is the culmination of years of work by 1,000 people, including the rocket-minded firm ATK Space Systems.
New Rocket Fuel Mixes Ice and Metal By Jeremy Hsu A propellant made of water and aluminum nanoparticles could provide greener rocket propellant and store hydrogen for fuel cell usage.
Nuclear-Powered Robot Ship Could Sail Seas of Titan By Jeremy Hsu Researchers are designing a mission to sail an unmanned, nuclear-powered capsule on Saturn's moon Titan.
Europa or Mars: Where Could Extraterrestrial Life Be Found First? By Jeremy Hsu A dusty red planet Mars and Jupiter's icy moon Europa may hold the best hopes for scientists trying to track down extraterrestrial life in our solar system.
Doomed Space Missions: A Rich History of Planned Destruction By Jeremy Hsu NASA's LCROSS mission represents just the latest in a long line of spacecraft to wallop the moon and other bodies in the solar system.
Life in the Dark: How Organisms Survived Asteroid Impacts By Jeremy Hsu New studies of mixotrophic algae have shown how such organisms could survive the darkened skies that follow a major asteroid impact.
Japan's Space Hopes Riding on New Spaceship's Debut By Jeremy Hsu Japan's new space freighter could pave the way for future human spaceflight endeavors.
Space Station Experiment to Hunt Antimatter Galaxies By Jeremy Hsu A $1.5 billion cosmic ray detector scheduled to go up to the space station will help scientists hunt for antimatter galaxies.
Swanky Space Hotel Concept Revealed By Jeremy Hsu London design students propose a future space hotel that could be built with today's technologies.
The Enduring Mystery of Saturn's Rings By Jeremy Hsu Scientists are still uncovering the mystery behind the origins of each of Saturn's proud rings.
Science Fiction’s Robotics Laws Need Reality Check By Jeremy Hsu Robots may become increasingly autonomous for NASA missions and tasks on Earth, but a suggested revision of Asimov's Three Laws puts the burden of responsibility back on humans.
What's the Biggest Known Planet? By Jeremy Hsu Pluto debate aside, scientists have found similar confusion regarding planetary definitions at the big end of the scale.
First Solar Sail Might Soon Fly By Jeremy Hsu The Planetary Society hopes to refit a NASA design to make a third U.S. attempt to fly the first solar sail in space.
Is There Gravity in Space? By Jeremy Hsu Gravity is everywhere in space, even in so-called zero-gravity.
Worms in Space to Study Microgravity By Jeremy Hsu A worm experiment in space could yield clues on protecting future astronauts on long missions.
NASA to Test Fly Astronaut Escape Ship Alternative By Jeremy Hsu An alternate escape ship could show how astronauts might avoid a launch disaster.
