Earth may have had a giant ring of space rocks surrounding it, similar to those around Saturn, which could have led to ...

An astrophysicist at the University of Western Ontario finds that the odds of the asteroid 99942 Apophis striking Earth are slightly higher than previously thought. In his study, published in The ...

A chance encounter with another asteroid could steer Apophis destructively close to Earth during a future passage.

A billionaire will have to wait a little longer to perform the first private spacewalk after SpaceX delayed Thursday’s ...

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The research, published in the Journal of the Geological Society of London ... after the planet thawed,” said senior author Professor Graham Shields, of UCL Earth Sciences. First author Elias Rugen, a ...

The Journal of Southern Hemisphere Earth Systems Science (JSHESS): ...

Plus Adrian Tchaikovsky’s ‘Service Model.’ ...

After accomplishing a number of space industry firsts, including the first-ever private astronaut spacewalk, the Polaris Dawn crew's Dragon spacecraft slashed down at 3:36 a.m. EDT Sunday morning off ...