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Satellites

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Physics

The plucky probe that put the big bang theory to the test

30 years ago, cosmologists launched the COBE satellite to glimpse the 鈥渁fterglow of creation鈥�. Its measurements revealed the universe鈥檚 history and fate in unprecedented detail

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Himalayas

Technology

All-seeing eyes: The epic plan to track almost everything on Earth

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Space

The solar system has too many moons 鈥� it’s time for a cull

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Earth

Aerial photographs reveal odd and beautiful glimpses of our planet

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Space

How to call the International Space Station

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Satellite above Earth

Space

SpaceX satellite near miss shows need for rules of the road in space

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satellite dots in English Channel

Technology

Satellite image captures a hyperconnected English Channel at work

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LightSail 2 above the Earth

Space

LightSail 2 has used sunlight alone to steer around Earth

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Technology

Awkward truths about Boris Johnson’s praise for UK science and tech

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Space

LightSail 2 unfurls solar sail and begins travelling through space

The Planetary Society鈥檚 LightSail 2 spacecraft has unfolded its silvery sails, which will be propelled by the force of sunlight to demonstrate solar sailing

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Yuri Gagarin

Sputnik 1

Space

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

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Space

World’s largest sky survey calls SpaceX Starlink a ‘nuisance’

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