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space flight

astronaut on moon

Space

NASA is going back to the moon but most people in the US don't want to

Most people in the US don’t support going to the moon or Mars, according to a recent survey, but about half say they’d take a trip to orbit Earth if given the chance

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Definition

Tiangong space station

LightSail 2

Space

SpaceX is about to launch a sail propelled through space by sunshine

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Mercury

Space

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

Features

Don't miss: men on the moon, robots in orbit and museums in the street

Space

Don't miss: men on the moon, robots in orbit and museums in the street

Culture

A comet in the solar system

Space

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

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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

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Cosmic microwave background

Definition

Cosmic microwave background

General_relativity

Definition

General relativity

General relativity is one of two pillars of modern physics – our working theory of gravity and of the very large, of planets, galaxies and the universe as a whole

Definition

Hubble Space Telescope

Space

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

Features

Definition

Second law of thermodynamics

Definition

Black holes

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