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Comet Borisov

Space

Alien water may have been found on interstellar comet Borisov

Comet Borisov was recently detected entering the solar system from interstellar space, and now it seems it is carrying water from another planetary system

News

Composite image of Borisov

Space

We can send a probe to interstellar comet Borisov – but not until 2030

News

We may have spotted an interstellar comet flying towards Earth

Space

We may have spotted an interstellar comet flying towards Earth

News

Space

What happened when the Shoemaker-Levy 9 comet smashed into Jupiter

Regulars

A comet in the solar system

Space

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

News

Caroline Herschel

People in Science

Caroline Herschel

An artist impression of the asteroid

Space

We’ve spotted a strange asteroid that’s spinning itself to pieces

News

Cliffs on comet 67P wander across the landscape in summer

Space

Cliffs on comet 67P wander across the landscape in summer

News

Interstellar asteroid ‘Oumuamua slipped by NASA space telescope unseen

Space

Interstellar asteroid ‘Oumuamua slipped by NASA space telescope unseen

News

waves

Earth

Why Earth's water could be older than Earth itself

How did water survive Earth's searingly hot birth? A radical new answer turns planetary history on its head – and could revolutionise the search for alien life

Features

Space

Gaia spacecraft prepares to weather an incoming meteoroid storm

News

Space

Interstellar visitor ‘Oumuamua may be a comet, not an asteroid

News

Space

Amazing GIF shows dust and cosmic rays raining down on comet 67P

News

Space

Mysterious streaks seen on Saturn’s moons could be ancient rings

News