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Person stood on a hill against a dark sky with the Milky Way visible, shining a torch upwards

Life

Why complex life could prove remarkably common in the universe

Two missions to other solar systems are on the table. If they find life chances are it will be sophisticated, say Dirk Schulze-Makuch and William Bains

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Planets near dangerous stars could shield alien life under smog

Space

Planets near dangerous stars could shield alien life under smog

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Jupiter’s icy moon Europa has a hidden ‘conveyer belt’ of heat

Space

Jupiter’s icy moon Europa has a hidden ‘conveyer belt’ of heat

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An astronaut outside the International Space Station

Space

No, aliens aren't lurking on the International Space Station

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Enceladus

Life

Private mission may get us back to Enceladus sooner than NASA

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Ocean-covered planets may not be the places to search for life

Space

Ocean-covered planets may not be the places to search for life

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The message we're sending to nearby aliens is no threat to Earth

Space

The message we're sending to nearby aliens is no threat to Earth

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Artist’s impression of GJ273 star system

Space

We just sent a message to try to talk to aliens on another world

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We've just found a nearby exoplanet that could be right for life

Space

We've just found a nearby exoplanet that could be right for life

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Enceladus’s hot, gritty core may cook up ingredients for life

Space

Enceladus’s hot, gritty core may cook up ingredients for life

Saturn’s moon Enceladus seems to have a sandy core that warms water passing between the grains. This heating could help create conditions that are right for life

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Space

We may have found 20 habitable worlds hiding in plain sight

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Life

Oysters can ‘hear’ the ocean even though they don’t have ears

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Space

Our closest star system may be home to a stolen star and planet

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Space

Nine probes reached the outer solar system: Where are they now?

Features