spaceflight

Is NASA Dead? Not Even Close.

by Jason Major January 8, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter If you’re a frequent reader of Universe Today you know that, despite the end of the Shuttle program and the constant battle for a piece of the federal budget, NASA has a lot on their plate for future space exploration missions. […]

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ESA’s Gaia Mission Launches to Map the Milky Way

by Jason Major December 19, 2013

Early this morning, at 09:12 UTC, the cloudy pre-dawn sky above the coastal town of Kourou, French Guiana was brilliantly sliced by the fiery exhaust of a Soyuz VS06, which ferried ESA’s “billion-star surveyor” Gaia into space to begin its five-year mission to map the Milky Way. Ten minutes after launch, after separation of the first three […]

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Astronomy Cast Ep. 326: Atmospheric Dust

by Fraser Cain December 16, 2013

When you consider the hazards of spaceflight, it’s hard to get worked up about dust bunnies. And yet, atmospheric dust is going to be one of the biggest problems astronauts will face when they reach the surface of other worlds. Where does this dust come from, and what does it tell us about the history […]

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Why Is Balancing So Hard After Spaceflights? Astronaut Posture Could Hold Clues

by Elizabeth Howell November 15, 2013

OTTAWA, CANADA – Astronauts appear to hold their heads more rigidly in relation to their trunks after returning to Earth from multi-month spaceflights, which may affect how they balance themselves back on Earth, according to ongoing research. A note of caution: the sample size is small (six astronauts so far) and the research is still […]

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Navigating the Cosmos by Quasar

by Jason Major October 1, 2013

50 million light-years away a quasar resides in the hub of galaxy NGC 4438, an incredibly bright source of light and radiation that’s the result of a supermassive black hole actively feeding on nearby gas and dust (and pretty much anything else that ventures too closely.) Shining with the energy of 1,000 Milky Ways, this […]

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