The galaxies, each as vast as the Milky Way, are baffling because most scientific models for galaxy evolution suggest ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

Using the James Webb Space Telescope, an international cooperation of NASA and the European and Canadian space agencies, a ...

This image's fiery glare, eyes swirled in their galactic arms, is a combination of mixed-spectrum captures using the James Webb Space Telescope ... the constellation Ophiuchus, this stellar ...

From its halo-like orbit nearly a million miles from Earth, the James Webb Space Telescope is seeing farther than human eyes have ever seen. In May, astronomers announced that Webb detected the ...

A new study suggests galaxies in the early universe appear much larger and brighter than expected, precisely as predicted by ...

New findings suggest exoplanets around M-dwarfs could have stable atmospheres conducive to life, with ongoing studies by the James Webb Space Telescope showing promising results. Credit: ...

The nearby bright star Vega is surrounded by a surprisingly smooth, 100 billion-mile-wide disk of cosmic dust, confirming ...

Using the powerful James Webb Space Telescope, orbiting 1 million miles from Earth, scientists peered closely at the planet AF Lep b, an extremely young gas planet at just 23 million years old.

Digital video producer Casey Kuhn delves into the major discoveries from last year… James Webb Space Telescope prompts scientists to rethink understanding of the universe Wednesday marks a year ...

Scientists have detected carbon dioxide and hydrogen peroxide on the frozen surface of Pluto's largest moon, Charon, using data from the James Webb Space Telescope. This marks the first discovery of ...

WASHINGTON, Nov 5 (Reuters) - At the heart of our Milky Way galaxy lurks a supermassive black hole about four million times the mass of the sun, called Sagittarius A*. In fact, these objects ...