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Proxima b

Space

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

Proxima b, the nearest exoplanet to Earth, may have been captured along with its star instead of born in the dangerous three-star system where it now lives

News

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

Space

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

Features

Some TRAPPIST-1 planets may have the right conditions for water

Space

Some TRAPPIST-1 planets may have the right conditions for water

News

We’ve just seen 15 new mysterious cosmic radio bursts from space

Space

We’ve just seen 15 new mysterious cosmic radio bursts from space

News

artist's concept of plumes on Europa

Space

One of Europa’s plumes may not exist, making hunt for life hard

News

Kepler planetary disk

Space

‘Alien megastructure’ star may host Saturn-like exoplanet

News

Futuristic city

Space

Science fiction picks: Time for a reality check

Culture

Titan

Space

Building blocks of alien cells found on Saturn’s largest moon

News

Foggy background forest with outline of child in the foreground

Physics

Aliens slumbering for billions of years are out there – really?

Comment

Mars rover wheel tracks

Life

The best way to detect aliens may be by finding their footprints

The first sign of aliens might not be microbes or radio signals but fossilised imprints or excrement left on the solid surfaces of Mars or Titan

News

Space

The exoplanet zoo – a whistle-stop tour

Features

Life

The ethics issue: Should we colonise other planets?

Features

Space

Messages from fake aliens decoded quickly in online SETI contest

News

Life

Mars rover sees signs of microbe-friendly layers in ancient lake

News