On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

NASA’s Hubble Space Telescope has made a significant breakthrough in the field of astronomy by refining the age of the ...

The Hubble Space Telescope has glimpsed the most distant single star it's ever observed, glimmering 28 billion light-years away. And the star could be between 50 to 500 times more massive than our sun ...

Scientists figured out that the universe is billions of years old — after years of reading ancient rocks and dying stars, and ...

The two keys to Edwin Hubble's breakthrough discovery were forged by others in the 1910s. The first key, the period-luminosity scale discovered by Henrietta Leavitt, allowed astronomers to calculate ...

How Stephen Hawking flip-flopped on whether the Universe has a beginning More specifically, the book focuses on the Hubble constant, the measured rate of the Universe’s expansion — a key parameter in ...

On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

"After a 20-year struggle to place a large, sophisticated optical telescope in orbit the Hubble Space Telescope was finally launched in 1990, though its primary mirror was soon found to be flawed. A ...

Astronomers suggest Earth lies in a giant cosmic void, possibly explaining faster local expansion and offering clues to resolve the Hubble tension and date the universe. (Nanowerk News) Earth and our ...