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The two parts of comet C/2018 F4

Space

Distant comet cracks into two halves after being heated by the sun

A fragmentation event has given astronomers a new way to study a comet from the outer reaches of the solar system

News

Space

Asteroids that speed up unexpectedly may be ‘dark comets’ in disguise

News

Comet C/2022 E3

Space

Rare green comet C/2022 E3 is about to make its closest pass by Earth

News

Exocomets

Space

Exocomets are probably born the same way as comets in our solar system

News

Borisov

Space

Interstellar comet Borisov is the most pristine space object ever seen

News

Parker Solar Probe

Space

NASA's Parker Solar Probe had a surprise close encounter with a comet

News

Ancient ice beneath the surface of comet 67P is softer than candyfloss

Space

Ancient ice beneath the surface of comet 67P is softer than candyfloss

News

Comet NEOWISE

Space

How to see the spectacular comet Neowise with the naked eye

News

Comet Ikeya-Zhang

Space

Longest known comet tail stretched for over a billion kilometres

News

Interstellar comet Borisov came from a cold and distant home star

Space

Interstellar comet Borisov came from a cold and distant home star

The interstellar comet Borisov, which flew past Earth in December, is full of carbon monoxide ice that implies its home star is smaller and colder than our sun

News

Space

Comet 67P is hiding nitrogen that could solve a solar system mystery

News

Space

Hubble Space Telescope snaps best view of interstellar comet Borisov

News

Space

Interstellar comet Borisov is about to pass close to Earth and the sun

News

Video

Celestial time travel: How asteroids can reveal the history of space

Video