Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

Earth and the entire Milky Way galaxy might be sitting inside an enormous, mysterious void—a giant cosmic hole making our universe expand faster right here than anywhere else. This unusual idea, ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

A cosmic void could be distorting how we see the universe expand. Sound from the Big Bang may hold the clues. According to astronomers, Earth and the entire Milky Way galaxy might be located within a ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

This new theory suggests we are living in a huge hole in the cosmos. New research suggests that our planet may be located within a billion-light-year-wide cosmic void — large enough to fit 20,000 ...

Images of the cosmos, such as the James Webb Space Telescope’s deep space snapshot, make space look chock-full of stuff. In the grand scheme of things, it is, but all those stars, galaxies, planets, ...

Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

Scientists have proposed a wild new theory at the Royal Astronomical Society's National Astronomy Meeting (NAM) in Durham - ...

Sound waves 'fossilized' in the arrangements of galaxies across the Universe support the theory that the Milky Way galaxy ...

Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...