Thrusters powered by ionic wind may be efficient alternative to conventional atmospheric propulsion technologies
When a current passes between two electrodes—one thinner than the other—it creates a wind in the air between. If enough voltage is applied, the resulting wind can produce a thrust without the help of ...
Scientist closes in on a mystery that impedes space exploration
(Phys.org)—New research by Stanford aeronautics and astronautics Assistant Professor Sigrid Close suggests she's on track to solve a mystery that has long bedeviled space exploration: Why do satellites ...
Dutch reality show seeks one-way astronauts for Mars
Are you crazy enough to sign up for a one-way trip to Mars? Applications are now being accepted by the makers of a Dutch reality show that says it will deliver the first humans to the Red Planet in 10 years.
In the World: Small Mexican village produces clean water with solar-powered system
In a small village deep in the jungles of the Yucatan Peninsula—a day's drive from any source of clean, drinkable water—researchers from MIT are testing a system that purifies water with the help of the ...
Senator says NASA to lasso asteroid, bring it closer (Update)
NASA is planning for a robotic spaceship to lasso a small asteroid and park it near the moon for astronauts to explore, a top U.S. senator disclosed Friday.
NASA suspends space capsule recovery test in ocean (Update)
A training exercise designed to showcase the government's ability to recover a space capsule at sea was scrubbed after NASA ran into trouble off the Southern California coast, the space agency said Friday.
Stanford professor explains how NASA might revive the Kepler space telescope
(Phys.org) —Scott Hubbard, a consulting professor of aeronautics and astronautics, helped guide the Kepler mission when he served as director of NASA Ames Research Center. He explains how NASA might bring ...
Astronauts bring back new life
(Phys.org)—It is not every day that astronauts can claim to return to Earth with a new species of life. But when the astronauts on ESA's CAVES underground training course returned to the surface they were ...
After another near miss, professor wants to find asteroids that threaten Earth
(Phys.org) —On Saturday, an asteroid the size of one and a half football fields flew within 240,000 miles of Earth. If the space rock had hit land, it would have leveled an area the size of San Francisco ...
Space Cadets line up for one-way Mars trip
More than 200,000 people from 140 countries have applied to go to Mars and never return, the group behind an ambitious venture to colonize the inhospitable red planet said Monday.
NASA preparing to launch 3-D printer into space (Update)
NASA is preparing to launch a 3-D printer into space next year, a toaster-sized game changer that greatly reduces the need for astronauts to load up with every tool, spare part or supply they might ever need.
Elon Musk's Hyperloop hype ignores practical problems
You've got to hand it to Elon Musk - he certainly dreams big. The entrepreneur loves to take on tough technical challenges and turn them into business opportunities. He revolutionized online payment services ...
Russia charging NASA $70M per astronaut seat (Update)
The U.S. space agency is paying $424 million more to Russia to get U.S. astronauts into space and home again, and the agency's leader is blaming Congress for the extra expense.
Faster, stronger, lighter: New technique advances carbon-fiber composites
These days, aerospace engineering is all about the light stuff: building airplanes with lighter wings, fuselage and landing gear in an effort to reduce fuel costs.