30 March 2021
The interstellar comet Borisov probably formed in the presence of giant planets, but it has never been disrupted by coming near another star, making it the most pristine object ever spotted
12 March 2020
The Rosetta spacecraft’s measurements of comet 67P have revealed a hidden source of nitrogen that may help us learn how giant planets – and even life – formed
6 November 2019
The Perseid meteor shower rips through the Earth’s atmosphere in August every year
27 June 2018
The path of the “interstellar asteroid” discovered last year can’t be explained by gravity alone - it was also pushed along by gas, so it might actually be a comet
27 October 2017
One of the weirdest comets we’ve seen formed from tiny pebbles that trace back to the start of our solar system – which may tell us more about how planets are made
25 October 2017
An icy comet just hurtled past the sun on a strange path that suggests it came from outside our solar system, making it the first such interloper we've ever spotted
8 June 2017
The moon is younger than we thought according to data from the Rosetta spacecraft that shows 22 per cent of our atmospheric xenon came from comets
28 November 2016
Early moon geology recreated in the lab suggests water was there to begin with, not added later by comets
21 September 2016
Rosetta caught the public imagination by reaching a distant comet and gathering incredible data. Now its work is over, says mission veteran Gerhard Schwehm
13 September 2016
ESA’s Rosetta spacecraft will end its two-year mission orbiting comet 67P/Churyumov-Gerasimenko by crashing into a once-active pit named Deir el-Medina
