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Kepler space telescope

A comet in the solar system

Space

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

After the success of Rosetta, the European Space Agency plans to launch three spacecraft to wait in space until a speedy comet from the edge of the solar system passes by

News

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

Features

Second law of thermodynamics

Definition

Second law of thermodynamics

Black holes

Definition

Black holes

Earthrise

Definition

Earthrise

Space

NASA will let people pay to stay on the International Space Station

News

Space

We've seen signs of a mirror-image universe that is touching our own

Features

Space

NASA has selected three lunar landers to bring science to the moon

News

Physics

NASA is running a competition to figure out how to settle the galaxy

News

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