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 ...

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 ...

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

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

Are we living in a cosmic void? New theory suggests our galaxy sits in a giant hole warping the universe's expansion.

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

On Tuesday, scientists held an event organized by House Democrats in which they stood in front of posters outlining their ...

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, ...

Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...

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

When astronomers look deep into the early universe, using light that has traveled billions of years to reach us, they get one ...