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NASA

Analysis and Comment (16)

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SpaceX CEO Elon Musk stands in front of a Falcon 9 rocket at SpaceX's launch site in Florida. SpaceX

SpaceX launch: the age of commercial spaceflight is here

Late tomorrow evening (AEST), all going well, a Falcon 9 rocket will lift-off from Cape Canaveral, Florida. A few days after launch the craft will rendezvous in low-Earth orbit with the International Space…
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You know how it is: you open the envelope, you've got the job, you're walking on air. NASA

Career high: what NASA is looking for in its new astronauts

NASA is currently poring over more than 6,000 applications for the next intake in its astronaut program – from which nine to 15 candidates will be successful. And while the Space Shuttle program is a thing…
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Many exoplanets have been found, but there's plenty left to uncover. Dallas1200am

Kepler’s findings are out of this world (and the best is yet to come)

Over the past few months, NASA’s Kepler mission has repeatedly made headlines with announcements of new and unusual planetary systems around other stars. To name a few, we’ve had the most densely packed…
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Does the US suffer from its desire to go it alone in space? NASA

NASA, we have a problem: why America is lost in space

In its newly released budget request to Congress, the Obama Administration is seeking to reduce NASA’s funding by US$59m to US$17.7 billion – a reduction of just 0.03%, not that you would know that from…
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An ice-free world isn't impossible – even though it seems the stuff of science fiction. Alistair Knock

As emissions rise, we may be heading for an ice-free planet

Last December’s meeting of the American Geophysical Union featured three of the world’s leading climate scientists: James Hansen (NASA’s chief climate scientist), Elco Rohling (National Oceanography Centre…
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Could Stanley Kubrick's classic offer direction for the future of space travel? slagheap

2011, a space odyssey – what comes after the Shuttle program?

Tomorrow morning (AEST), weather depending, the Space Shuttle Atlantis will blast off from Kennedy Space Centre in Florida, marking the end of NASA’s 30-year-old Space Transportation System. But as the…
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When a black hole devours a nearby star, bright gamma-ray flashes can result. Mark Garlick (University of Warwick)

Death of a star: how radio waves can capture a cosmic obituary

Some 3.8 billion years ago a star in the constellation of Draco wandered a little too close to a nearby black hole. The star was violently torn apart by the black hole’s tidal forces, creating two massive…
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Keeping the space shuttle together is a tremendous feat of engineering. Stan Honda/AFP

The shuttle launch: delayed (but still worth the Endeavour)

The Space Shuttle Endeavour, one of the most complex machines ever created, is about to take its last trip into space. But not just yet. The countdown to Endeavour’s final flight began a few days ago…
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Scientists believe dark matter makes up 23% of the universe. NASA

New chatter on dark matter

Dark matter has worked its way back into the news in the last few days with the completion of a detection experiment in a tunnel deep under the Italian Alps. Researchers from Columbia University used…
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Hundreds of exoplanets have been discovered, but are we any closer to finding life? AAP

Exoplanets: how the search for life became sexy

In the late 1980s, when I was a young whipper-snapper just starting out as an astronomer, it was quite obvious some fields had an incredibly high profile and others were outré. The sexy ideas at the time…

Research and News (2)

Research Briefs (6)

Mars sand dunes on the move

New technology has allowed researchers to track the movements of sand dunes on Mars. Data captured from NASA’s Mars Reconnaissance…

Vesta asteroid shown in new light

Images from NASA’s Dawn spacecraft have revealed unusual geological features on the surface of the asteroid Vesta, one of…

Repellant dark matter confounds astronomers

In a result which has baffled astronomers at NASA’s Chandra X-ray Observatory, dark matter has been observed separating from…

Dark matter core challenges theories

The collision of several, massive galaxy clusters has left behind a clump of dark matter, potentially challenging existing…

Video from the dark side of the moon

A camera aboard one of NASA’s twin Gravity Recovery and Interior Laboratory (GRAIL) spacecraft has captured its first vision…

Moon younger than previously thought

Analysis of a piece of lunar rock brought back to Earth by the 1972 Apollo 16 mission has shown that the moon may be much…