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,...
What’s the great conjunction or Christmas star?
As the world continues to turn during the COVID-19 pandemic, many of us are settling in for a holiday season unlike any other in...
This weird exoplanet looks like a cousin of Planet Nine
Astronomers are still searching for a hypothetical “Planet Nine” in the distant reaches of our solar system, but an exoplanet 336 light years from...
China probe returns with ‘treasure trove’ of moon rocks
The Chinese space agency announced Dec. 16 the return of a lunar probe bringing back the first fresh samples of rock and debris from...
Scientists find where giant jets from black holes discharge their energy
The supermassive black holes at the centers of galaxies are the most massive objects in the universe.
They range from about 1 million to upwards...
Scientists detect possible radio emission from exoplanet
By monitoring the cosmos with a radio telescope array, a Cornell University-led international team of scientists has detected radio bursts emanating from the constellation...
Most-distant galaxy reveals the early universe
New work from an international team of astronomers including Carnegie's Gregory Walth improves our understanding of the most-distant known astrophysical object-- GN-z11, a galaxy...
Scientists find farthest galaxy in the universe
Astronomers used the Keck I telescope to measure the distance to an ancient galaxy.
They deduced the target galaxy GN-z11 is not only the oldest...
Why our planet has managed to stay habitable for billions of years
A study by the University of Southampton gives a new perspective on why our planet has managed to stay habitable for billions of years...