Scientists using the Hubble Space Telescope have spotted a record-smashing galaxy wrapped in 9 rings of stars — along with ...

"The Hubble tension is now a Hubble crisis." The mystery of the Hubble tension has deepened with the startling finding that ...

A Triple Star System Yields an Unusual Surviving Star Unlike our Sun, which exists alone, at least half of the stars in our ...

NASA's Hubble captured LEDA 1313424, a galaxy with record-breaking nine star-filled rings, formed by a rare dwarf galaxy ...

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New findings risk turning the tension into a crisis, scientists say.

Scientists have created over a million simulated cosmic images using the power of supercomputers to anticipate the capabilities of NASA’s upcoming Roman Space Telescope. These synthetic images allow ...

For optical astronomy, the space station will be accompanied by the Xuntian telescope, which can be translated to “survey the ...

But it is a rare class of star that NASA's Hubble Space Telescope explored by looking ... "We just don't yet have a model that can reliably connect through all of those stages of evolution.

Could time itself actually explain our universe's expansion? Our current cosmological model—known as lambda cold dark matter, or ΛCDM—relies on hypothesized dark energy to explain the accelerating ...

There are some issues that arise with the simplest model of the Big Bang ... With the aid of the Hubble space telescope, NASA has shown us galaxies as they were many billions of years ago ...