Hacker News with Generative AI: Dwarf Planets

An Extreme Cousin for Pluto? Possible Dwarf Planet at Solar System Edge (ias.edu)
A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study’s School of Natural Sciences, has discovered an extraordinary trans-Neptunian object (TNO), named 2017 OF201, at the edge of our solar system.
Astronomy, Solar System, Dwarf Planets, Space Exploration
23 points by raattgift 10 days ago | 11 comments
Possible new dwarf planet found in our solar system (minorplanetcenter.net)
The Minor Planet Electronic Circulars contain information on unusual minor planets, routine data on comets and natural satellites, and occasional editorial announcements.
Astronomy, Solar System, Dwarf Planets
163 points by ddahlen 17 days ago | 99 comments
Ceres: An ocean world in the asteroid belt (astronomy.com)
Remnants of an ancient water ocean are buried beneath the icy crust of dwarf planet Ceres — or, at least, lingering pockets of one. That’s the tantalizing find presented August 10 by scientists working on NASA’s Dawn mission. Their research was laid out in a series of papers published in Nature.
Space Exploration, Astronomy, Dwarf Planets, Solar System, Water
126 points by JumpCrisscross 244 days ago | 68 comments
Dwarf planet Ceres: Origin in the asteroid belt? (mpg.de)
Bright yellow deposits in Consus Crater bear witness to dwarf planet Ceres' cryovolcanic past - and revive the debate about its place of origin.
Space, Asteroids, Dwarf Planets, Geology, Planetary Science
5 points by sharpshadow 263 days ago | 0 comments