Astronomers are racing to protect the dark skies as private companies seek to place large advertisements in Earth orbit ...

Astronomers using a cutting-edge adaptive optics instrument, MagAO-X, have captured unprecedented images of young planets ...

ESA's Euclid mission is exploring the "dark universe." The space telescope's latest images offer fascinating new insights.

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

Tom Cruise and Ana de Armas have been spotted together on multiple outings in recent months, and a source tells PEOPLE what's ...

The best things to do in Denver with kids showcase the city as a bustling hub of family-friendly sites and attractions.

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might have looked like in its ...

The Getty Villa survived the worst fire in Los Angeles history because of key construction and landscaping choices.

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet ...

Scientists have discovered a potential three-body system in the Kuiper Belt, the Altjira system, challenging planet-formation theories.

Experts analyzed satellite imagery of planetary surface cracks and compared them with Earth's geologic features, searching ...

All the photos where you could see my shorts pockets bulging from the gels I’d overstuffed them with. It wasn’t exactly a ...