Astronomers find final missing piece of galaxy cluster collision puzzle
Astronomers have a model of how galaxy cluster collisions go through different stages, taking on various shapes.
A blunt body shape turns into a sharp...
Scientists discover some galaxies without dark matter at all
Astronomers have found no trace of dark matter in the galaxy AGC 114905, despite taking detailed measurements over a course of forty hours with...
Astronomers discover a new type of binary star long predicted to exist
Researchers have predicted the new class of star’s existence for 50 years but until now, never observed it in space.
Researchers at the Center for...
Lunar radar data uncovers new clues about moon’s ancient past
The dusty surface of the moon — immortalized in images of Apollo astronauts’ lunar footprints — formed as the result of asteroid impacts and...
Scientists find a hot, dense exoplanet with eight-hour year
In a new study, published in Nature, the researchers show that the planet, which is 31 light years from Earth, is one of the...
Scientists discover an ultra-light and super-fast sub-Earth exoplanet
The exoplanet GJ 367b orbits its star in an extremely short time.
Only 8 hours, then a year has passed on this planet.
We...
Scientists find a planet the size of Mars but with the makeup of Mercury
Ultra-short-period planets are small, compact worlds that whip around their stars at close range, completing an orbit — and a single, scorching year —...
Meteorites help scientists figure out how solar system formed
Ever since scientists started looking at meteorites with microscopes, they’ve been puzzled—and fascinated—by what’s inside.
Most meteorites are made of tiny beads of glass that...
Scientists find a strangely massive black hole in Milky Way satellite galaxy
Astronomers at The University of Texas at Austin’s McDonald Observatory have discovered an unusually massive black hole at the heart of one of the...
This large comet was active long before we thought, show study
A new study shows that comet Bernardinelli-Bernstein (BB), the largest comet ever discovered, was active long before previously thought.
This means that the ice within...