Galaxies filled with old stars seen shortly after the big bang
How can young galaxies in the early Universe have ancient stars?
That’s the question a team of astronomers set out to answer using JWST as...
Earliest supermassive black holes were “shockingly normal”
The early Universe is a puzzling and—in many ways—still-unknown place.
The first billion years of cosmic history saw the explosive creation of stars and the...
No light black holes: quantum physics debunks decades-old theory
For the past seventy years, astrophysicists have speculated about the existence of "kugelblitze," special black holes formed from extremely high concentrations of light.
These theoretical...
Could a mound of dust and rock protect astronauts from deadly radiation?
Protecting the astronauts of the Artemis program is one of NASA’s highest priorities.
The agency intends to have a long-term presence on the Moon, which...
These three neutron stars shouldn’t be so cold
Neutron stars are among the densest objects in the Universe, second only to black holes.
Like black holes, neutron stars are what remains after a...
Scientists stunned: Ancient stars and giant black holes found in early universe
A recent finding by NASA's James Webb Space Telescope has unveiled puzzling objects in the early universe, challenging our understanding of cosmic beginnings.
Researchers, led...
Astronomers discover new Milky Way satellite galaxies
Astronomers have made an exciting discovery that sheds light on the Milky Way's satellite galaxies, small galaxies orbiting our own.
This discovery is crucial for...
New study uncovers evidence of ancient comet airburst
A new study reveals compelling evidence supporting the Younger Dryas Impact hypothesis, which suggests that a fragmented comet collided with Earth's atmosphere 12,800 years...
Black hole bullies shut down star formation in their galaxies
A supermassive black hole in the heart of a galaxy is the ultimate 800-pound gorilla of astrophysics.
Not only do the most active ones suck...
Scientists on the hunt for alien atmospheres: A step toward finding extraterrestrial life
Astronomer Sebastian Zieba, who graduated with honors from Leiden University, is on an exciting mission to find atmospheres around planets outside our solar system.
Using...