Lunar rocks collected by Apollo astronauts more than half a century ago are providing a fresh take on the moon's mysterious ...
Their study challenges the longtime belief that the moon's magnetic field remained strong for long stretches of time.
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NASA telescope spots first alien 'astrosphere' around a sun-like star: Space photo of the week
The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.
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