Scientists have mapped the extent of the Vela Supercluster for the first time, and determined that it is one of the largest ...

The properties of faint dwarf galaxies around the Milky Way can reveal a lot about the conditions of the early universe, the ...

The largest 3D map of the universe, created based on data from the Dark Energy Spectroscopic Instrument, shows 47 million ...

By tracking individual stars and exploding supernovas, astronomers discovered the strength of early ultraviolet glow ...

Ultra-faint dwarf galaxies—tiny satellite galaxies orbiting the Milky Way—have long been seen as cosmic fossils. Now, a new ...

But this creates a huge puzzle, because telescopes only see about 200 billion stars in the galaxy, which means the majority of the Milky Way is made of dark matter, and so far, no one knows what it is ...

Studying the star, called SDSS J0715-7334, could give astronomers insights into how the universe's first stars were formed ...

Add Yahoo as a preferred source to see more of our stories on Google. The oldest stars in the Milky Way provide information about the age of the universe. (CREDIT: Elena Tomasetti) The oldest stars in ...

Ultra-faint dwarf galaxies orbiting the Milky Way are cosmic fossils. New simulations reveal how these tiny systems reflect ...

The dark matter distribution of a Milky Way mass halo in a Lambda-cold dark matter (LCDM) cosmological simulation. This is the highest resolution simulation of a MW-mass dark matter halo ever ...

The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission and mapped more than ...