University of Arizona astronomers are discovering unexpected information about one of the brightest stars in the Milky Way.

This zoomed-in image of Uranus, captured by NASA’s James Webb Space Telescope reveals stunning views of the planet’s rings. Uranus is unique as it rotates on its side, at roughly a 90-degree angle ...

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

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The ...

For the study, the researchers used NASA’s powerful James Webb Space Telescope to observe some of the earliest galaxies that ...

As we gaze into the universe, we've discovered most galaxies have a supermassive black hole lurking near the center.

The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

The Roman Telescope is being built at NASA's Goddard Space Flight Center, where the coronagraph recently arrived after being ...

Dark matter is an essential element of galaxy formation and physics, according to the standard theory of how the universe ...

The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would ...

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

All the major elements of NASA’s next flagship space telescope are now under one roof as NASA says its development remains on cost and schedule.