Astronomy
Nov 16, 2022
A white dwarf is surrounded by torn-up pieces of its inner planets and its Kuiper belt
What will happen to our sun?
Search results for asteroid belt
Astrobiology
Oct 31, 2022
Another reason red dwarfs might be bad for life: No asteroid belts
In a recent study accepted to The Astrophysical Journal Letters, a team of researchers at the University of Nevada, Las Vegas (UNLV) investigated the potential for life on exoplanets orbiting M-dwarf stars, also known as ...
Space Exploration
Oct 24, 2022
Analysis of gases recovered from asteroid Ryugu by Hayabusa2 spacecraft
Three international teams of researchers studying samples of gases recovered by the Hayabusa2 spacecraft from the near-Earth asteroid Ryugu have published their results. The first studied the asteroid's volatile sources and ...
Space Exploration
Oct 21, 2022
Scientists discover the source of one of the rarest groups of meteorites
Since return mission Hayabusa2 brought samples of asteroid Ryugu back to Earth in 2020, a team of experts from across the world have been examining them to learn more about the origins of our solar system.
Astronomy
Oct 20, 2022
Shadow hunters capture Didymos asteroid eclipsing stars
After months of effort, astronomers have succeeded in capturing the momentary shadow cast by the Didymos asteroid, from tens of million kilometers away as it passed in front of far-distant stars—a feat of observation only ...
Space Exploration
Oct 13, 2022
NASA's Lucy spacecraft prepares to swing by Earth
On Oct. 16, at 7:04 a.m. EDT, NASA's Lucy spacecraft, the first mission to the Jupiter Trojan asteroids, will skim the Earth's atmosphere, passing a mere 220 miles (350 kilometers) above the surface. By swinging past Earth ...
Astronomy
Oct 13, 2022
30,000 near-Earth asteroids discovered, and numbers are rising
We have now discovered 30,039 near-Earth asteroids in the solar system—rocky bodies orbiting the sun on a path that brings them close to Earth's orbit. The majority of these were discovered in the last decade, showing how ...
Astronomy
Oct 4, 2022
Scientists identify potential source of 'shock-darkened' meteorites, with implications for hazardous asteroid deflection
When the Chelyabinsk fireball exploded across Russian skies in 2013, it littered Earth with a relatively uncommon type of meteorite. What makes the Chelyabinsk meteorites and others like them special is their dark veins, ...
Planetary Sciences
Oct 1, 2022
Glass beads in lunar soil reveal ancient asteroid bombardments on the moon and Earth
In 2020, China's Chang'e 5 mission sampled more than a kilogram of moon rock and soil and brought it back to Earth. The samples contain countless tiny beads of glass, created when asteroids hit the moon and splashed out droplets ...
Planetary Sciences
Sep 19, 2022
NASA's InSight hears its first meteoroid impacts on Mars
NASA's InSight Mars lander has detected seismic waves from four space rocks that crashed on Mars in 2020 and 2021.
