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

Space

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

Besides Cassini, eight missions have passed the asteroid belt – and several are still broadcasting from the furthest solar system and beyond

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

News

A possible view on an alien world: mountaintops poking through mist and two suns visible in the sky

Space

The exoplanet zoo – a whistle-stop tour

From potentially life-supporting rocks to superheavy hells, there’s an alien world out there to suit everyone’s taste. Come and have a look

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

Space

Microbes might thrive after crash-landing on board a meteorite

News