A nearby cosmic ticking time bomb has been found! Just 150 light years away, a pair of white dwarf stars are on a death ...

The farthest we can see is light 400,000 years younger than that, but it’s very confusing to think that this visible universe is not 13.7 billion light-years across. You can blame that on living ...

compared to the light years they've traveled to meet our eyes. Vast, dark expanses glittering with stars are the skies under which we evolved: every creature alive has countless ancestors who ...

The galaxy is 13.4 billion light-years away, meaning it formed in the early days of the universe. Astronomers believe the big bang created the universe 13.8 billion years ago. The unusually large ...

Euclid’s sharp eyes have been peering at the Perseus Cluster, one of the largest structures in the known universe 240,000,000 light-years from Earth. (One light-year is 24,000,000,000,000 miles.) ...

Located approximately 625 light-years from Earth in the Chamaeleon constellation, astronomers soon nicknamed HH 49/50 the “Cosmic Tornado” for its distinct funnel shape. Herbig-Haro objects ...

Capturing more light allows Webb to see more distant, ancient objects. The telescope is peering at stars and galaxies that formed over 13 billion years ago, just a few hundred million years after ...