Daunting space task -- send astronauts to asteroid

With the space shuttle now history, NASA's next great mission is so audacious, the agency's best minds are wrestling with how to pull it off: Send astronauts to an asteroid in less than 15 years.

Juno solar panels complete testing

The three massive solar panels that will provide power for NASA's Juno spacecraft during its mission to Jupiter have seen their last photons of light until they are deployed in space after launch. The last of the Jupiter-bound ...

High-efficiency solar power that floats in water

Sometimes you encounter an idea so seemingly brilliant you wonder why you didn't think of it yourself. OK, here goes: Utility-grade "concentrating" solar power ... in water. You're not applauding - what's going on?

Solar goes Hyper in the U.S.

As the U.S. government continues to heap billions in subsidies to the world's wealthiest coal and oil companies, the solar industry has been struggling to make it in the United States. This is sad for many reasons, not the ...

Surfing an alien atmosphere

Venus Express has completed an 'aerodrag' campaign that used its solar wings as sails to catch faint wisps of the planet's atmosphere. The test used the orbiter as an exquisitely accurate sensor to measure atmospheric density ...

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