Scientists discover the closest young brown dwarf disk yet
Brown dwarfs are the middle child of astronomy, too big to be a planet yet not big enough to be a star. Like their stellar...
This mysterious interstellar visitor was probably a dark hydrogen iceberg, not aliens
The aliens came on Oct. 19, 2017. That was the day telescopes picked up a strange object with an odd, elongated shape that moved like...
Scientists capture a mighty pulsar ‘powering up’
Scientists have, for the first time, observed the full, 12-day process of material spiraling into a distant neutron star, triggering an X-ray outburst thousands...
Scientists make a surprising finding in the early universe
The formation of the first stars and galaxies in the early Universe took place sooner than previously thought, says new study. A European team of...
Our Milk Way’s halo is at least 10 times hotter than previously thought
The halo that surrounds our own Milky Way galaxy is much hotter than scientists once believed - and it may not be unique among...
Scientists find the major producers of lithium in our galaxy
Scientists, led by astrophysicist Professor Sumner Starrfield, have determined that a class of stellar explosions, called classical novae, are responsible for most of the...
Why the asteroids Bennu and Ryugu have their signature “spinning-top” shapes
Scientists with NASA's first asteroid sample return mission, OSIRIS-REx, are gaining a new understanding of asteroid Bennu's carbon-rich material and signature "spinning-top" shape. The team,...
Dinosaur-killing asteroid struck at worst angle to cause maximum damage, says new study
Few geological events fascinate as much as the one that happened 66 million years ago. Evidence suggests a huge asteroid hit our planet, triggering a...
Scientists solve decades-old mystery of missing matter in the universe
Astronomers have used mysterious fast radio bursts to solve a decades-old mystery of “missing matter,” material long predicted to exist in the universe but...
The first known interstellar object ‘Oumuamua may be a hydrogen iceberg, says study
‘Oumuamua, the first known interstellar object to pass through Earth’s solar system, has been called many things: a comet, an asteroid, a cigar-shaped spaceship. Now...