Absolutely enormous asteroid belt discovered around a nearby star
8 May 2023
Astronomers used the James Webb Space Telescope to spot strange asteroid belts around the nearby star Fomalhaut, along with evidence for at least three planets
-
Subject
-
Section
-
Type
-
Topics
-
Author
-
Issue
-
Premium
Found 8 results for asteroid
Your essential guide to the many breathtaking wonders of the universe
22 April 2023
An abridged inventory of everything there is in the universe – from rogue planets and exomoons to supernovae, supermassive black holes and the cosmic web.
Small explosions called micronovae discovered on dead stars
20 April 2022
Micronovae are about 1 million times less bright than a classical nova and last just half a day, but they release as much energy as the sun would in a day
White dwarfs seen eating the remnants of destroyed planets
12 January 2021
Signs of the metals that make up Earth’s crust have been seen in the light coming from four dead stars known as white dwarfs, which may have consumed distant planets similar to ours
The inside story on 'Oumuamua and other interstellar worlds
2 December 2019
In 2017, a mysterious asteroid from a different solar system passed near Earth. Astrophysicist Michele Bannister has the inside story on ’Oumuamua
Earth may be made up of rocks blasted by gusts of solar wind
6 December 2018
The area in our solar system within Mercury’s orbit is empty, which may be because solar winds threw all the rocks farther out, where they helped form planets
Stars from outside the Milky Way seen zooming through the galaxy
3 May 2018
We’ve seen two runaway stars hurtling through the galaxy at more than 700 kilometres per second, and dozens more going so fast they could escape the Milky Way
A tech-destroying solar flare could hit Earth within 100 years
16 October 2017
If the sun spews “superflares” as often as other stars, one could take down power systems, damage the ozone layer and destroy satellites in the next century
