A team of astronomers have found a mysterious object in the distant universe that could be dark matter or an inactive smaller ...

Scientists using a global array of radio telescopes have detected the universe’s lowest-mass dark object by observing how it warped light through gravitational lensing. The invisible mass, about a ...

The interstellar object dubbed 3I/ATLAS has been fascinating astronomers since its discovery in early July. The object, generally believed to be a comet, is screaming through the solar system at ...

A mysterious object spotted floating through our solar system last year might be an alien spacecraft that was investigating Earth, according to Harvard astronomers. The astronomers suggested the ...

The plot of the movie Independence Day could soon become reality—as early as this November. According to Harvard astronomer Avi Loeb, a 20-kilometer-wide unidentified space object exhibits some ...

"This is an object from a part of the galaxy we've never seen up close before." The recently discovered interstellar visitor 3I/ATLAS may be one of the oldest comets ever seen by humanity. The object ...

"When you put it into context, Punctum is astonishingly bright." A bewilderingly powerful mystery object found in a nearby galaxy and only visible so far in millimeter radio wavelengths could be a ...

Space is full of weird objects that don’t make sense according to what scientists thought they knew about the universe, and the last couple of years have been amazing for finding completely bonkers ...

Scientists using NASA's James Webb Space Telescope now think the "little red dots" spotted in the early universe could be a new kind of space object. They call it a "black hole star." Credit: T.