A rapid reshaping of orbits resulting from a close encounter with Jupiter or Saturn can lead Centaurs to exhibit comet-like activity, according to a Planetary Science Institute Senior Scientist Eva Lilly paper.
Astronomy
Jan 9, 2024
1
79
How did the molecular building blocks for life end up on Earth? One long-standing theory is that they could have been delivered by comets. Now, researchers from the University of Cambridge have shown how comets could deposit ...
Astrobiology
Nov 14, 2023
2
214
A team of space scientists, astronomers and astrophysicists affiliated with multiple institutions across the U.S., working with a colleague from Italy, has determined that a celestial object spotted by citizen scientists ...
They reveal the origin of wine, the age of bones and fossils, and they serve as diagnostic tools in medicine. Isotopes and isotopologues—molecules that differ only in the composition of their isotopes—also play an increasingly ...
Astronomy
Nov 7, 2023
0
100
A comet called Nishimura discovered just a month ago could be visible to the naked eye this weekend, offering stargazers a once-in-a-437-year chance to observe the celestial visitor.
Space Exploration
Sep 6, 2023
0
14654
Infrared spectra of anhydrous grains from the carbonaceous asteroid Ryugu indicate a connection between one of the reservoirs from which Ryugu's parent body originated and the reservoirs that formed comets and primitive asteroids ...
Planetary Sciences
Jul 26, 2023
0
182
A quartet of space scientists, two from Carnegie Mellon University and two from Harvard University, has found via simulations that it should be possible for interstellar objects to be captured by Earth's gravity. The team, ...
After 15 years of attempts, researchers using the James Webb Space Telescope (JWST) have for the first time successfully detected water outgassing from a main-belt comet.
Planetary Sciences
May 15, 2023
0
81
A weird asteroid has just gotten a little weirder.
Astronomy
Apr 25, 2023
0
2225
A newly discovered comet could be visible to the naked eye as it shoots past Earth and the Sun in the coming weeks for the first time in 50,000 years, astronomers have said.
Space Exploration
Jan 7, 2023
1
2386
