European Space Agency

20 facts cite this source

Space Solar System

A total solar eclipse crossed Europe and Asia

45 sec read

Space Space Exploration

Britain launched its only satellite on a homegrown rocket

50 sec read

Space Solar System

Fizeau and Foucault took the first detailed photograph of the Sun

45 sec read

Space Space Exploration

Luna 9 makes the first soft landing on the Moon

50 sec read

Space Space Exploration

Soviet Soyuz 4 and 5 perform the first crewed spacecraft docking

50 sec read

Space Space Exploration

Soviet Union launches Mir space station core

45 sec read

Nature & Animals Microbes

Tardigrades can survive the open vacuum of outer space

65 sec read

Space Solar System

The first known interstellar object, 'Oumuamua, was discovered

50 sec read

Space Space Exploration

The first module of the ISS reached orbit

45 sec read

Space Space Exploration

The first spacewalk was performed

45 sec read

Earth & Climate Ecosystems

The Great Barrier Reef is the largest structure built by living things

75 sec read

Space Space Exploration

The Soviet Venera 3 became the first probe to reach another planet

45 sec read

Space Solar System

William Herschel discovered Saturn's moon Enceladus

45 sec read

Science The Scientific Method

A 1919 eclipse photographed starlight bending and made Einstein world-famous

45 sec read

Space Solar System

Saturn's moon Enceladus sprays an ocean into space through icy geysers

50 sec read

Science The Scientific Method

The most famous failed experiment in physics found exactly nothing

40 sec read

Space Stars & Galaxies

The Milky Way is on course to collide with the Andromeda galaxy in about 4 billion years

50 sec read

Space Cosmology

The observable universe is about 93 billion light-years across

50 sec read

Space Cosmology

Everything we can see is only about 5% of the universe

45 sec read

Space Cosmology

The universe is about 13.8 billion years old

50 sec read