Scientists find when and how asteroid Ryugu lost its water
Last month, Japan's Hayabusa2 mission brought home a cache of rocks collected from a near-Earth asteroid called Ryugu.
While analysis of those returned samples is...
Universe is nearly 14 billion years old, shows study
Astronomers, including Cornell’s Steve Choi, have used observations, plus a bit of cosmic geometry, to propose that the universe is 13.77 billion years old...
Where did this galaxy’s supermassive black hole go
The mystery surrounding the whereabouts of a supermassive black hole has deepened, researchers say.
Despite searching with NASA’s Chandra X-ray Observatory and Hubble Space Telescope,...
Ripples in space-time could help find missing pieces of the universe
There’s something a little off about our theory of the universe.
Almost everything fits, but there’s a fly in the cosmic ointment, a particle of...
Demise of Arecibo telescope marks sad end of an era
On the morning of Dec. 1, the Arecibo radio telescope — a storied tool for atmospheric science and astronomy that has produced valuable research...
White dwarfs may help solve the cosmological lithium problem
For the first time, hard-to-track lithium has been identified and measured in the atmosphere of burned out stars called white dwarfs, according to a...
This pair of lonely planet-like objects born like stars
A research team led by the University of Bern has discovered an exotic binary system composed of two young planet-like objects, orbiting around each...
Scientists unlock more secrets as to how and why stars die
Any Neapolitan ice cream lover knows three flavors are better than one.
New research from Northwestern University has found that by studying all three “flavors”...
Scientists discover a blazar in the early universe
The supersharp radio "vision" of the National Science Foundation's Very Long Baseline Array (VLBA) has revealed previously unseen details in a jet of material...
How nearby galaxies form their stars
Stars are born in dense clouds of molecular hydrogen gas that permeates interstellar space of most galaxies.
While the physics of star formation is complex,...