About 500 light-years away in the constellation Cygnus lives a star, which, though smaller and redder than the sun, has a planet that may look awfully familiar.
A cosmic mystery is uniting monks and scientists in Japan after a cherry tree grown from a seed that orbited the Earth for eight months bloomed years earlier than expected -- and with very surprising flowers.
Scientists have announced the discovery of a sub-surface ocean on the Saturnian moon Enceladus -- explore the tiny world's icy surface and water ice geysers in this stunning collection of images from NASA's Cassini mission.
Gravity measurements indicate the small moon Enceladus has an ocean sandwiched between its rocky core and icy shell, a finding that raises the prospects of a niche for life beyond Earth.
Scientists this week began assessing what may be the most important part of an upcoming mission to look for life on Mars: location, location, location.
A meteorite from Mars has been studied up-close and scientists have detected tiny structures that could be interpreted as having a biological origin. Continue reading →
The first detection of intelligent extraterrestrial life will likely come within the next quarter-century
Earth may be a nice and cozy place for life as we know it to evolve, but is it really the best place for life to thrive? Probably not, say two researchers. Continue reading →
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