Space
Here鈥檚 what alien astronomers would see if they looked at Earth
Astronomers have used a spacecraft called DSCOVR to figure out what the inner solar system would look like to distant telescopes
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Space
Colony ship to nearest star only needs crew of 100 to survive
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Space
Ultrahot planets bust up molecules then rebuild them into clouds
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Space
Exoplanet with a cloudless sky may let us see inside a gas giant
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Space
Colossal exoplanet has an enormous comet-like tail of helium
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Space
Distant Jupiter-like world may be the darkest planet ever found
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Space
NASA has launched a new space telescope to hunt for exoplanets
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Space
Mercury’s long-lost cousin found in distant planetary system
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Space
We could find advanced aliens by looking for their space junk
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Space
Oceans on alien worlds may form when the air explodes in flames
When hydrogen and oxygen combine in a planet鈥檚 atmosphere, they can ignite into a ball of fire and then leave behind liquid water oceans that would be good for life
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Space
Have we just found thousands of planets outside our galaxy?
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Space
Early Earth鈥檚 air may show us how to find signs of alien life
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Earth
Deadly solar flares may have helped seed life on Mars and beyond
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Space
Some exoplanets orbiting red giant stars may just be a mirage
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