Tag Archives: Astrobiology

How scientists are expanding the SETI spectrum

BERKELEY, Calif. — Twenty years after the movie “Contact” brought the search for extraterrestrial intelligence, or SETI, to the big screen, it’s dawning on astronomers that the real-world plotline might turn out to be totally different 20 years from now. So far, … Continue reading

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How we’re turning Earth into alien planet

A trio of scientists has just laid out a new classification scheme for planets that would put Earth into a hybrid category, making the transition from a diverse, photosynthetic-based biosphere to a world dominated by an energy-intensive civilization. The researchers’ … Continue reading

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‘Search for Life in Space’ hits the big screen

What better way to celebrate 40 years of NASA’s interplanetary Voyager mission than with an eye-filling movie that brings the decades-old story up to date? “The Search for Life in Space,” an IMAX 3-D documentary that opens at the Pacific Science … Continue reading

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Hubble keeps hope alive for alien oceans

Do some of the Earth-sized planets around a dwarf star called TRAPPIST-1, just 40 light-years away, have liquid water? Newly reported findings from the Hubble Space Telescope give astrobiologists continued cause for hope. The seven TRAPPIST-1 planets created a sensation in … Continue reading

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Super-Earth may reveal secrets of alien air

It’s not the closest potentially habitable planet, but astronomers say a world 40 percent wider than Earth could be one of the best places to target in the search for life beyond our solar system. “This is the most exciting exoplanet … Continue reading

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Hubble sees more signs of Europa’s water

Scientists say Europa, a mysterious moon of Jupiter, has shown fresh signs of watery plumes that may hint at a habitable environment beneath the ice. Last year, the Hubble Space Telescope picked up observations of what appeared to be a plume … Continue reading

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Enceladus shows signs of hydrothermal vents

Scientists have detected molecules of hydrogen in plumes of watery material erupting from cracks in the ice of Enceladus, a moon of Saturn – and that suggests an ocean beneath the ice has hydrothermal vents that just might be capable … Continue reading

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