A record-bright LFBOT exposes violent encounters between black holes and stars, helping astronomers understand extreme black ...

For years, astronomers have been on the hunt for the first generation of stars, primordial relics of the early universe. And now they may have just found them. Ari Visbal from the University of Toledo ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos.

It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the edge of our solar system, evading all our efforts to spot it. Some astronomers ...

Astronomers from Seoul National University, South Korea and elsewhere report the detection of 62 new luminous quasars as part of the All-sky BRIght, Complete Quasar Survey (AllBRICQS). The discovery ...

When the James Webb Space Telescope first came online in 2022, it immediately spotted something astronomers had never seen before: “little red dots” peppering the ancient expanse of deep space, ...

Astronomers have revealed a nearby spiral galaxy in all its brilliant glory, shining in thousands of colors. The dazzling panoramic shot released Wednesday of the Sculptor galaxy by a telescope in ...

Astronomers have spotted the brightest fast radio burst yet coming from a nearby galaxy. Observations of this phenomenon, a powerful flash of radio waves that lasts only about a millisecond, could ...

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

Astronomers have detected the first-ever "radio signal" coming from the interstellar comet 3I/ATLAS, right as it passed the halfway mark on its oneway trip through the solar system. And while this may ...