Kevin France, a professor of astrophysics at the University of Colorado Boulder, discusses the Habitable Worlds Observatory, ...

Just how big would a telescope need to be to actually see an alien world in detail? The James Webb Telescope just took a photo of a newly discovered exoplanet. Exciting stuff but the raw image just ...

Astronomers are pulling back the curtain on two of the universe’s biggest mysteries: how planets are born and how invisible ...

While Saturn has been visible in the night sky all of September, this weekend, the ringed planet will shine its brightest.

One of the boldest dreams in modern astronomy is the search for Earth-like worlds beyond our solar system. These exoplanets ...

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

Astronomers used the James Webb Space Telescope to observe the first asteroid belt seen outside of our solar system and unveiled some cosmic surprises along the way. The space observatory focused on ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star Regulus. Will it return?

September will have a trio celestial conjunction. Here's how to see the moon and Venus together in Arizona and upcoming alignments.

One of the boldest dreams in modern astronomy is the search for Earth-like worlds beyond our solar system. These exoplanets may hold oceans, rocky ground, and even atmospheres rich in oxygen or ...