Partial solar eclipse today will take place on September 21, 2025. The event will be visible from New Zealand, Antarctica, ...

Saturn will put on a show for professional and backyard astromers alike, and be the brightest and closest it has been to Earth all year. On Sunday, Sept. 21, Saturn will be at opposition, meaning the ...

The next partial solar eclipse is on the same day as September's new moon: Sept. 21. During a solar eclipse, the moon casts a ...

Scientists have used the Gaia Space Telescope to create a 3D map of star kindergartens within the Milky Way, and you can fly through it.

The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...

Because of the sun's positioning in the days just before, during and after the equinox, those looking down east-west roads in Chicago and the suburbs will be able to see the sun framed by much of the ...

Here's what happens as the direct rays of the sun slip south of the equator as the seasons change.

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

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

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

Partial eclipses often happen multiple times per year and are more common than total eclipses. The most recent partial solar ...

AST SpaceMobile, Starlink and Amazon's Project Kuiper are poised to tap a $200 billion opportunity around low-Earth-orbit satellites.