Method for decoding asteroid interiors could help aim asteroid-deflecting missions
Astronomers have found a way to determine an asteroid’s interior structure based on how its spin changes during a close encounter with Earth.
Astronomers have found a way to determine an asteroid’s interior structure based on how its spin changes during a close encounter with Earth.
The stars circle each other every 51 minutes, confirming a decades-old prediction.
A “grazing encounter” may have smashed the moon to bits to form Saturn’s rings, a new study suggests.
Refining current opacity models will be key to unearthing details of exoplanet properties — and signs of life — in data from the powerful new telescope.
The clear and periodic pattern of fast radio bursts may originate from a distant neutron star.
The moon sustained twice as many impacts as can be seen on its surface, scientists find.
Just 33 light-years from Earth, the system appears to host two rocky, Earth-sized planets.
The varied surface suggests a dynamic history, which could include metallic eruptions, asteroid-shaking impacts, and a lost rocky mantle.
The image reveals a glowing, donut-shaped ring at the Milky Way’s heart.
The system is orbited by third stellar companion and may have originated near the center of the Milky Way.
The findings will help scientists trace a black hole’s evolution as it feeds on stellar material.
Named after a goddess of the dawn, the Thesan simulation of the first billion years helps explain how radiation shaped the early universe.
Among thousands of known exoplanets, MIT astronomers flag three that are actually stars.
The planet’s night side likely hosts iron clouds, titanium rain, and winds that dwarf Earth’s jetstream.
An accidental discovery and a love of spectroscopic perturbations leads to the solution of a 90-year-old puzzle.