Today, NASA released a cool little video from the perspective of the Juno probe that swung past the Earth on Oct. 9. Continue reading →
With the sad demise of Comet ISON fresh in our minds, it's worth remembering that there's plenty more (and perhaps more impressive) lumps of space ice where that came from.
The icy Jovian moon has a strange surface -- regions of flat ice interrupted by chaotic terrain. What causes the chaos? Europa's internal heat convection may hold the key. Continue reading →
Sad news, comet fans: ISON is no more. It's a vaporized husk of its former self. A sublimated dirty snowball. Comet ISON is an ex-comet and this time it's not playing. Continue reading →
When Russian astronomers detected the 'virgin' Comet ISON in September 2012, the world was hoping for something a little bit special. But no comet is the same and the nature of 'dirty snowballs' is rarely predictable. Continue reading →
As the U.S. celebrated Thanksgiving Day, Comet ISON suffered a pretty severe cosmic flesh wound as it flew perilously close to the sun. Continue reading →
It should have died more than a century ago, and now scientists have finally figured out what keeps the Great Red Spot churning. Continue reading →
Comets that stray too close to the sun have a very uncertain future. Some live to tell the tale, while others literally lose their tails.
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