Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields from the Big Bang may offer a solution.

Using HARPS and HARPS-N spectrographs, astronomers have observed a nearby K-type star designated HD 176986, known to host two ...

February holds some spectacular sights in the night and morning sky. See what's happening in the skies over North Texas this ...

You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome ...

What looks like a galactic dance is really a cosmic optical illusion—two galaxies, worlds apart, perfectly aligned by chance.

When young stars mix with neutron stars, things get messy.

Using ESA's Gaia satellite, astronomers have investigated three open clusters in the galactic disk, namely Berkeley 17, 18 ...

The three blue supergiants forming Orion’s Belt are prominent winter sky markers, visible worldwide and aligned along the Milky Way, according to Space.com.

This idea is called the big bang model—which is an unfortunate name because it brings to mind a cosmos expanding like an ...

A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

Scientists discovered that galaxy clusters are about twice as heavy as previously assumed. The additional mass comes mainly ...

The “send out/send away” command is meant to teach dogs to move confidently away from the handler toward a target, but many ...