Planetary Science
Titan’s dark dunes could be made from comets
Saturn’s largest moon could have gotten its sands from an ancient reshuffling of the solar system. If true, that would solve a long-standing mystery.
Planetary Science
More Stories in Planetary Science
- Planetary Science
NASA’s OSIRIS-REx nabbed over 120 grams of space rocks from asteroid Bennu
After being stymied by two stuck screws, NASA finally accessed a trove of Bennu asteroid bits. Mission scientist Harold Connolly tells what’s next.
- Space
How ‘Our Moon’ shaped life on Earth and human history
Science News reviews Rebecca Boyle’s new wide-ranging book, which tells the story of the moon and its relationship with the inhabitants of Earth.
- Planetary Science
Saturn’s ‘Death Star’ moon might contain a hidden ocean
A fresh look at Cassini data reveals slight changes in the tiny moon’s orbit that suggest the presence of a vast ocean beneath the satellite’s icy shell.
- Planetary Science
An asteroid may have exploded over Antarctica about 2.5 million years ago
Tiny spherules of rock found in Antarctic ice may point to the oldest known “airburst,” or midair disintegration of an incoming asteroid.
- Planetary Science
Bacteria that can make humans sick could survive on Mars
Experiments suggest that common illness-causing microbes could not only survive on the Red Planet but also might be able to thrive.
- Planetary Science
NASA’s Ingenuity helicopter officially ends its mission on Mars
NASA’s Ingenuity helicopter suffered damage during a recent flight and has ended its mission on Mars after nearly three years on the Red Planet.
- Planetary Science
Salt may have carved out Mercury’s terrains, including glacierlike features
Mercury may contain a planetwide cache of salt that has sculpted chaotic terrain and possibly even habitable niches.
- Planetary Science
A toxic gas that could help spawn life has been found on Enceladus
Cassini data indicate that hydrogen cyanide, a key building block for life, exists on Saturn’s icy moon. A snakelike NASA robot might test for sure.
- Space
In 2023, space missions explored the moon, asteroids and more
This year, spacecraft landed on the moon, dropped off asteroid samples to Earth and started a journey to Jupiter's icy moons.
