Distance records are an excellent proxy for the state of the art in astronomy. Finding extremely faraway galaxies is hard. In ...

When Brant Robertson saw a new measurement of the distance to a familiar galaxy, he laughed out loud. For more than a decade, the galaxy had been a contender for the most distant ever observed. In ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

How can any telescope see a galaxy 33.8 billion light-years away in a universe that is only 13.8 billion years old? When you purchase through links on our site, we may earn an affiliate commission.

Physicists have been puzzling over conflicting observational results pertaining to the accelerating expansion rate of our Universe—a major discovery recognized by the 2011 Nobel Prize in Physics. New ...

NASA's James Webb Space Telescope has helped astronomers determine the distance to nearly 200 galaxies and galaxy clusters formed in the universe's early days. One of the first publicly released ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

University of Ottawa provides funding as a founding partner of The Conversation CA-FR. University of Ottawa provides funding as a member of The Conversation CA. Early universe observations by the ...

JWST detects supernova from 730M years after Big Bang, offering rare glimpse of stars in early universe. The event offers scientists a rare glimpse into the final moments of massive stars.

Ryan Shannon receives funding from the Australian Research Council. Every day and night, hundreds of thousands of intense, brief flashes of radiation suddenly flicker on and then off all across the ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead suggesting giant voids in space are creating an illusion. When you purchase ...