Space
Mars rover may not escape sand trap for weeks
NASA's Spirit rover is stuck in the sand up to its hubcaps, and a quick escape does not look likely
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Earth
Solar cycle will be weakest since 1928, forecasters say
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Life
Could flowers bloom on icy moon Europa?
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Space
Nearby asteroid found orbiting sun backwards
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Space
Mysterious spokes found in crater on Mercury
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Space
Sun damage conceals asteroids’ true ages
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Space
Salt in Enceladus geyser points to liquid ocean
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Space
Titanium reveals explosive origins of the solar system
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Space
What to see in the sky this week
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Space
Solar ‘double vision’ aids space weather warnings
Imaging from a pair of satellites means space weather forecasters can predict dangerous solar plasma "burps" 24 hours before they hit Earth
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Earth
Earth may have largest ripples in the solar system
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Space
Titan’s squashed shape hints at soggy interior
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Space
Subsurface ice on Mars exposed by recent impacts
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Life
Firm vows to grow first flowers on the moon
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