Comet 67P is hiding nitrogen that could solve a solar system mystery
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
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Premium
Hubble Space Telescope snaps best view of interstellar comet Borisov
13 December 2019
The interstellar comet Borisov is making its closest approach to the sun and Earth, giving astronomers their best look yet
Interstellar comet Borisov is about to pass close to Earth and the sun
6 December 2019
Astronomers are about to get their best opportunity to observe the interstellar comet Borisov as it reaches its closest point to Earth and the sun on 8 December
Alien water may have been found on interstellar comet Borisov
30 October 2019
Comet Borisov was recently detected entering the solar system from interstellar space, and now it seems it is carrying water from another planetary system
We can send a probe to interstellar comet Borisov – but not until 2030
6 October 2019
Astronomers are racing to learn about only the second interstellar object ever seen. We now know it contains cyanide gas – and we could send a probe to visit it
We may have spotted an interstellar comet flying towards Earth
11 September 2019
Astronomers have found a comet that seems to have come from beyond our solar system, which would make it the second interstellar object that we’ve ever spotted
ESA plans triple spacecraft to lurk in wait for a speedy comet
19 June 2019
After the success of Rosetta, the European Space Agency plans to launch three spacecraft to wait in space until a speedy comet from the edge of the solar system passes by
We’ve spotted a strange asteroid that’s spinning itself to pieces
4 May 2019
There’s a new type of asteroid that has a tail like a comet because it’s spinning so fast it’s constantly falling apart and leaving a trail of debris behind it
Cliffs on comet 67P wander across the landscape in summer
31 March 2019
When the Rosetta spacecraft orbited the comet 67P, it spotted cliffs that wandered around the ground, completely remaking its surface features every summer
Interstellar asteroid ‘Oumuamua slipped by NASA space telescope unseen
7 December 2018
The Spitzer Space Telescope failed to spot ‘Oumuamua, the first interstellar object we’ve ever seen, but we were still able to learn something about this strange space rock
