James Webb telescope spots potential conditions for life on 2 dwarf ...
WEBFeb 24, 2024 · A pair of dwarf planets lurking in the outer reaches of the solar system could still be geologically active, increasing the chances that they could support alien life, a new study suggests. The...
Hygiea may be the solar system’s smallest dwarf planet - Science News
WEBOct 28, 2019 · About 430 kilometers across, Hygiea would unseat Ceres, with its 950-kilometer diameter, as the smallest dwarf planet discovered in our solar system, researchers report online October 28 in...
Nearby Dwarf Planet Could Have a Crust That's 90% Water
WEBA dwarf planet thought to have some ice mixed in with its dirty surface may have a lot more cool than we ever expected. Ceres – the largest body in the asteroid belt between Mars and Jupiter – could have a crust consisting of more than 90 percent water ice.
ESA’s Cheops finds an unexpected ring around dwarf planet Quaoar
WEBFeb 8, 2023 · During a break from looking at planets around other stars, ESA’s CHaracterising ExOPlanet Satellite (Cheops) mission has observed a dwarf planet in our own Solar System and made a decisive contribution to the discovery of a dense ring of material around it. The dwarf planet is known as Quaoar.
This rocky planet around a white dwarf resembles Earth — 8 …
WEBSep 26, 2024 · Astronomers have discovered a distant white dwarf with an Earth-like planet in an orbit just beyond where Mars is in our solar system. Earth could end up in such an orbit circling a white dwarf in about 8 billion years, if, like this exoplanet, it can survive the sun's red giant phase on its way to becoming a white dwarf.
Pluto isn’t a planet — but it gives us clues for how the ... - NPR
WEBJun 22, 2024 · Though Pluto has formally been considered a dwarf planet for almost two decades, it still has many lessons left for planetary scientists — including hints about how the solar system formed.
Scientists say 2 solar system dwarf planets may harbor …
WEBFeb 20, 2024 · Two dwarf planets within our solar system, named Eris and Makemake, might exhibit enough geothermal activity to maintain oceans of liquid water within, according to modeling that describes new...
Dwarf Planets Show Evidence of Recent Geologic Activity
WEBMar 27, 2024 · The dwarf planets in the outer solar system aren’t all dead balls of ice. Observations by NASA’s James Webb Space Telescope (JWST) recently showed that the surfaces of some have been repaved by...
Meet Hygiea, the Smallest Dwarf Planet in Our Solar System
WEBNov 26, 2019 · Fulfilling all the requirements makes Hygiea the smallest dwarf planet in the solar system, as researchers report in Nature Astronomy, taking the position from Ceres, which has a diameter of 950...
Second ring found around dwarf planet Quaoar - Phys.org
WEBApr 28, 2023 · A large international team of astronomers has discovered that the dwarf planet Quaoar is circled by a second ring. In their study, accepted for publication in the journal Astronomy &...