Add Yahoo as a preferred source to see more of our stories on Google. Astronomers in Italy and Germany have turned to some of the oldest stars in the Milky Way to estimate the true age of the Universe ...

The Milky Way galaxy's disk of stars may once have flipped onto its side. If it did, the Sun turned with it, along with the rest of ...

The Sloan Digital Sky Survey V (SDSS-V) has announced its 20th public data release (DR20), delivering a dramatic expansion of ...

Ultra-faint dwarf galaxies, which orbit the Milky Way, may reveal what conditions prevailed in the early universe. New simulations, led by Dr Azadeh Fattahi at the Oskar Klein Centre (OKC) in ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When will the Milky Way collide with the Andromeda Galaxy?

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier than astronomers believed such well-structured galaxies could form. With ...

Ultra-faint dwarf galaxies—tiny satellite galaxies orbiting the Milky Way—have long been seen as cosmic fossils. Now, a new study published today in Monthly Notices of the Royal Astronomical Society ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression depicts the Milky Way based on data from the Gaia telescope. - ESA/Gaia/DPAC, S. Payne-Wardenaa An unusual ...

For decades, astronomers wondered why most nearby galaxies are speeding away from the Milky Way instead of being pulled in by its gravity. New simulations reveal the answer: our galaxy sits in a ...