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space science

Mercury

Space

How Mercury and Venus can guide our hunt for alien life on exoplanets

Earth's nearest neighbours have turned into uninhabitable hellholes. Understanding their transformation will teach us which rocky exoplanets might be fit for life

Features

A comet in the solar system

Space

ESA plans triple spacecraft to lurk in wait for a speedy comet

News

Mary Somerville

People in Science

Mary Somerville

Marie Paulze Lavoisier with her husband Antoine

People in Science

Marie Paulze Lavoisier

Albert Einstein smoking a pip

People in Science

Albert Einstein

OSIRIS-REx spacecraft captures closest ever image of asteroid Bennu

Space

OSIRIS-REx spacecraft captures closest ever image of asteroid Bennu

News

Cosmic microwave background

Definition

Cosmic microwave background

General_relativity

Definition

General relativity

Hubble Space Telescope

Definition

Hubble Space Telescope

astronauts

Space

Mission to Mars: The complete guide to getting to the Red Planet

Humanity's first Mars mission will need a big rocket, lots of free time, reliable team mates and lots of NASA cash. Here's our 5-step plan to get people to the planet and back

Features

Technology

Don't miss: Celebrity prisons, virtual thrills and a dive under Paris

Culture

Godzilla: King of the Monsters reveals our obsession with radiation

Culture

Definition

Second law of thermodynamics

Definition

Black holes

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