New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

Euclid spots 26 million galaxies and more in latest observations. Credits: ESA/Euclid/Euclid Consortium/NASA, image ...

Halo" was found in a galaxy far away from here. Scientists have only found the same readings near us - this could change the ...

Nancy Ann Berry Nancy Ann Darby (Berry) caught a comet's tail at high noon on the Fourth of July 2025 and has been soaring through the galaxies since. Nancy, who ...

The community of experts in astronomy works tirelessly in the shadows, with the aim of providing answers that, until now, have escaped human control. Many aspects are still unknown ...

This most fundamental question was famously posited by none other than Nobel laureate physicist Enrico Fermi (1901–1954).

There may be many more satellite galaxies in the Milky Way than have been observed, according to new Durham University ...

One of the main objectives of the Hubble Space Telescope, launched in 1990, was to measure the size and age of the Universe, ...

July's full moon, known as Buck Moon, peaked on the night of Thursday, July 10. But the moon will remain full, to the naked eye, for a few more days.