Researchers say the signal originates from Relay 2, a communication satellite launched in 1964 and ceased functioning in 1967 ...

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

Unusually fast-moving gas clouds near a nearby galaxy suggest they may have come from outside the galaxy. Scientists have ...

Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...

Tucked away in the Eastern Sierra Nevada mountains sits Mammoth Lakes, a slice of alpine paradise that feels worlds away from ...

Summer’s brightest stars appear, echoing these Earth-bound lights, beginning around 9:20 p.m. through mid-month.

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

With more Dark Sky Places than anywhere else in the world, Utah’s high deserts are giving visitors front-row seats to the ...

World's largest digital camera observes cosmos, capturing detailed images of galaxies, asteroids, and stars changing ...

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find out more here.