Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may ...

The Earth’s natural satellite is no less a visual spectacle than any other celestial object, and here are a few features to ...

Research published Tuesday by a Japanese astrophysicist says gamma rays may have been generated by the collision of dark ...

“If this is correct, to the extent of my knowledge, it would mark the first time humanity has ‘seen’ dark matter. And it turns out that dark matter is a new particle not included in the current ...

Unexplained gamma ray radiation coming from the edge of the Milky Way galaxy could be produced by self-annihilating dark ...

A researcher identified gamma ray emissions that appear to have originated from dark matter, but other physicists still aren’t convinced.

A new study claims to show evidence of gamma-ray emissions that closely resemble those expected from two weakly interacting ...

In the early 1930s, Swiss astronomer Fritz Zwicky observed galaxies in space moving faster than their mass should allow, ...

If findings are correct, astronomer Tomonori Totani told Newsweek, this may finally solve "the greatest mystery in cosmology.

For decades, scientists have only inferred dark matter’s existence through its gravitational pull on galaxies, but may now ...

Astronomers measure the speed at which the solar system is hurtling through space by mapping surrounding galaxies and ...

When a faint green smudge appeared in images from a backyard telescope in Aguadilla, Puerto Rico, on Nov. 22, 2025, astronomers did not expect it to upend basic assumptions about how comets work. Yet ...