Uranus and Neptune May Have Taken Different Paths to Becoming Ice Giants
Uranus and Neptune are often described as near-twins, but a new study suggests their chemistry, and possibly their…
Volatile depletion in rocky planets as a chemical fingerprint of hybrid accretion
Albarède, F. Volatile accretion history of the terrestrial planets and dynamic implications. Nature 461, 1227–1233 (2009). Article ADS …
Meteorite dust holds records of magnetism that may have helped form the sun | MIT News
Magnetic fields are generated by matter that is electrically charged and moving around. In the very early solar…
Isotopic imprints of late molecular cloud infall in the outer Solar System
Schiller, M., Bizzarro, M. & Fernandes, V. A. Isotopic evolution of the protoplanetary disk and the building blocks…
Asteroid Donaldjohanson is Wobbly, Peanut-Shaped Object with Watery Past, Scientists Say
The main-belt asteroid Donaldjohanson, a heavily cratered fragment born from a catastrophic breakup 155 million years ago, appears…
DNA building blocks on asteroid Ryugu, bacteria that eat plastic waste, and more science news
Remember when Japan sent a spacecraft to an asteroid 180 million miles away to scoop some dirt off…
Sun May Have Escaped Milky Way’s Crowded Core Billions of Years Ago
Using a vast catalog of Sun-like stars built by ESA’s Gaia mission, astronomers have found strong evidence that…
Moon-Forming Protoplanet Theia Originated from Inner Solar System, New Research Suggests
The Moon formed from a giant impact of the proto-Earth with the ancient protoplanet Theia. In a new…
Late fluid flow in a primitive asteroid revealed by Lu–Hf isotopes in Ryugu
DeMeo, F. E. et al. Connecting asteroids and meteorites with visible and near-infrared spectroscopy. Icarus 380, 114971 (2022).…