JWST observations reveal massive helium clouds escaping from exoplanet WASP-107 b
Astronomers from the University of Geneva, working with colleagues in Canada and the United States, have captured the…
Scientists discover onion-like layering in Earth’s inner core
Earth’s inner core has long challenged researchers because seismic waves do not move through it uniformly. Compressional waves…
Three black holes light up at once in rare three-galaxy collision
In a patch of sky about 1.2 billion light-years from Earth, astronomers have found a cosmic rarity: three…
Russia patents a modular spacecraft designed to create artificial gravity
Human spaceflight is once again confronting a familiar problem: how to protect astronauts during long missions far beyond…
JWST detected a supernova from the dawn of the universe
An international team of astronomers, working with researchers from University College Dublin and other institutions, has detected a…
Two collisions, one star, and a new view of planet formation
When you look up at the night sky, planets seem calm and fixed. But a new study shows…
Alaknanda: Ancient spiral galaxy challenges existing knowledge of cosmic evolution
Early in the story of the universe, long before galaxies like the Milky Way were expected to take…
Nearby red giant challenges how stars spread the building blocks of life
You are watching a long-held idea in stellar physics face serious scrutiny. Researchers at Chalmers University of Technology,…
Astronomers reveal how the Milky Way’s violent youth forged a calmer spiral giant
Understanding how the Milky Way formed means looking far beyond the bright spiral you see in the night…
Cosmic blast looked like a kilonova, then turned into a superkilonova mystery
Caltech astronomer Mansi Kasliwal and her colleagues were not expecting to chase a mystery that blurred the line…
Astronomers discover spacetime drag around a supermassive black hole — as predicted by Einstein
A star’s fatal brush with a supermassive black hole can light up a quiet galaxy. When gravity shreds…
Astronomers spot closest giant planet orbiting binary stars ever observed
Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in…