"It's difficult to explain how these quasars could have grown so big if they appear to have nothing to feed from." ...

Scientists have not yet found direct evidence of a moon outside our solar system -- but they just found a hint of a hellish one.

Astronomers have found a world shrouded in an atmosphere of water vapor, orbiting a star 100 light-years away.

New observations from the James Webb Space Telescope (JWST) have confirmed a decades-old galaxy model, originally proposed by ...

JWST has found an early universe galaxy forming stars faster on the outer edges than its core, a first-of-its-kind ...

NASA officials say the agency is on track to decide by the end of the year how to revise the Mars Sample Return (MSR) architecture to lower its costs and shorten its schedule.

Using the Webb telescope to peer back into the earliest periods of the universe, researchers spotted a handful of some of the ...

Travel about 2,500 light-year away in the constellation Vela to see James Webb Space Telescope stunning view of NGC 3132, the ...

New observations of drifting quasars from the early universe are challenging our understanding of how these massive luminous ...

Modeling predicts that galaxies in the early universe should have formed inside-out. Now, a new observation from the James ...

Once blocked from view, the most massive young star cluster in the Milky Way has finally been revealed by the James Webb ...

Astronomers used the James Webb Space Telescope to detect ancient lonely quasars with murky origins. They appear to have few ...