Tag Archives: Sun

White dwarf broke the limit, scrambles astrophysicists

News: Cosmology    March 16, 2010
Cosmology tackles big questions, such as: How was the universe created? Is there such a thing as dark matter? Since ultimate answers for questions like these are not forthcoming, it’s not surprising that from time to time new information appears that sends a moiety of cosmologists and astrophysicists back to the white board for a [...]
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Gliese 710 to smash Solar System in 1.5 million years

Impact: Impact Event    March 12, 2010
Almost everything about an impact event – Earth hit by some form of space object – takes place at such long intervals, or the odds are so minimal that it’s almost embarrassing to describe. Still, it’s like winning the lottery (in reverse). Somebody wins. Shit happens. The odds are poor but asteroids, meteors and other [...]
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New satellite to spot solar weather

News: Scientific Instruments    February 9, 2010
A new eye on space weather, or more specifically the Solar Dynamics Observatory (SDO), is about to be lofted into orbit by NASA (USA). The satellite is a sign of the burgeoning field of ‘space weather,’ which in our region of the solar system essentially means ‘solar weather.’ The new observatory satellite is to orbit [...]
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Brown dwarfs in the neighborhood

Impact: Space Exploration    February 1, 2010
For over a century human beings have seriously speculated about a journey to other stars. Just one problem, of course; all stars (even the Sun) are far, far away. Unless we can travel approaching the speed of light, which we can’t, it would take many millennia to reach even the nearest stars. (The closest, Proxima [...]
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