1 October 2022
The outer solar system holds some chunks of ice and rock that orbit so far from the sun it’s hard to imagine how they got there – but an ancient rogue planet may hold the key
10 August 2020
New analysis of data from the Dawn spacecraft suggests there may be a liquid water ocean beneath the Occator crater on Ceres, the largest asteroid in the solar system
28 October 2019
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
12 April 2019
An impact in the inner asteroid belt 22 million years ago was responsible for a meteorite shower over Turkey in 2015
14 March 2019
We’ve only seen one interstellar object, a rock called ‘Oumuamua that passed by in 2017, but they may be crucial to speeding up the planet-building process
22 December 2018
In 2015, NASA’s New Horizons spacecraft whizzed past Pluto. Now it is about to arrive at Ultima Thule, a tiny space rock 6.6 billion kilometres away from Earth
21 May 2018
An asteroid that has been orbiting backwards near Jupiter for billions of years may actually be an interstellar rock captured by our solar system
31 January 2018
First seen in October 2017, the space rock 'Oumuamua looks like a skyscraper tumbling through space – and challenges our ideas of how planetary systems form
8 December 2017
'Oumuamua, an oddly shaped asteroid from beyond our solar system, recently passed by. It may have formed when a planet was ripped into fragments by its star
25 October 2017
NASA has extended the mission of the Dawn probe around the icy dwarf planet Ceres. It will dip toward Ceres's surface and study its tenuous atmosphere
