Car-sized satellite heading for Earth
Space impact A satellite the size of a car is hurtling towards Earth and is expected to crash down within days.
The two-tonne German x-ray t
Titanic skies beckon extreme balloonists
NASA is investigating the use of balloons that could fly through the skies of Titan, Saturn's largest moon.
With its thick atmosphere and lakes filled with organic mat
Survey uncovers bevy of brown dwarfs
Bronzed bodies A new survey has turned up more than two dozen failed stars, including one lightweight only about six times the mass of Jupiter.
Solar variability explains cold northern winters
Chilly connection Scientists have confirmed a link between changes in solar activity and temperatures over Europe and North America.
The stud
Crab's heart pulsing stronger than expected
Beating strong The Crab Pulsar, a fast-spinning supernova remnant discovered in 1968, appears to emit pulsed gamma-rays at greater energy levels than
Churning galactic gas revealed
Writhing gas "A pit of writhing snakes and worms" is how astronomers are describing the first ever pictures of the turbulent gas that makes up the in
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