Archive: 18/04/2007

White dwarf and ultra-cool dwarf keep their distance

Scientists from the University of Hertfordshire have discovered a rare binary system consisting of a white dwarf, a Sun-like star that has reached the end of its life, and an ultra-cool dwarf, which is the smallest kind of ...

dateApr 18, 2007 in Astronomy
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Brown Dwarfs Beaming Like Pulsars

Brown dwarfs, thought just a few years ago to be incapable of emitting any significant amounts of radio waves, have been discovered putting out extremely bright "lighthouse beams" of radio waves, much like pulsars. A team ...

dateApr 18, 2007 in Astronomy
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Astronomers Map Out Planetary Danger Zone

Astronomers have laid down the cosmic equivalent of yellow "caution" tape around super hot stars, marking the zones where cooler stars are in danger of having their developing planets blasted away.

dateApr 18, 2007 in Astronomy
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