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Mercury

Space

Mercury’s outer layers may have been stripped off by a young Venus

Mercury is mostly iron, which may be because a series of close encounters with a young Venus billions of years ago stripped away its rocky outer layers

News

Imagined Mars settlement

Space

Should SpaceX be allowed to contaminate Mars with Earth microbes?

Insight

dust clouds in space

Space

We finally know how whole planets grow from tiny clumps of dust

News

Leigh Fletcher

Video

Voyage to Jupiter: What the Juno mission can teach us

Video

Michele Bannister

Video

The inside story on 'Oumuamua and other interstellar worlds

Video

Sheila Kanani at �鶹��ý Live

Video

Exploring the wonders of the solar system

Video

Seize your chance to spot Mercury, the solar system's smallest planet

Space

Seize your chance to spot Mercury, the solar system's smallest planet

Regulars

night sky

Space

See Venus and Jupiter next to each other in the sky this week

Regulars

sun

Technology

How to watch Mercury's transit of the sun with just binoculars

Regulars

SPHERE image of Hygiea

Space

Surprisingly round asteroid may actually be the smallest dwarf planet

The best ever image of the asteroid Hygiea has revealed its shape for the first time and it looks as if it is round enough to be a tiny dwarf planet like Pluto

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Space

Strange volcanic domes on Venus may be made from hot crystal mush

News

Space

Spot six planets in the sky this week: Mercury, Mars, Uranus and more

Regulars

Space

Stars that eat planets can start spinning so fast they rip apart

News

Space

Some planets may orbit a supermassive black hole instead of a star

News