From 400 kilometers above the planet’s surface, NASA astronaut Don Pettit has shared a rare long-exposure photograph taken ...

From Bohemian solutions and binary battles to new parameters and novel experiments, the dark matter vs MOND clash rages on ...

Astronomers have used a new method to weigh the ultramassive black hole. They hope this will help them better understand how ...

Fast radio bursts (FRBs) last around a millisecond and in doing so encode otherwise unattainable information on the plasma ...

A black hole with a mass equivalent to 36 billion suns—10,000 times heavier than the one at the center of the Milky Way —has been discovered around 5 billion light-years from Earth. It may be the ...

On August 11, 2025, Harvard astrophysicist Avi Loeb sparked global intrigue by proposing that the interstellar object 3I/ATLAS, discovered on July 1, 2025, by NASA’s ATLAS telescope in Chile, may be ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are growing increasingly concerned that these lights could be blinding us to the ...

Fast radio bursts (FRBs) last around a millisecond, and in doing so, encode otherwise unattainable information on the plasma ...

Using NASA’s Chandra X-ray Observatory and other telescopes, astronomers have found that a black hole that shredded a star ...

For decades, astrochemists have been looking for sulfur atoms in space and finding surprisingly little of the element that is a key ingredient to ...

"This particular meteor that entered the atmosphere has a long history before it made it to the ground of McDonough".

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have proposed a new explanation for some of the universe's ...