In a groundbreaking study published in The Astrophysical Journal, astronomers have discovered high-velocity gas clouds near ...

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

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

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

Galaxies have an overall internal motion called disk velocity. It’s how gas, dust, and stars move around the galactic center.

This weekend, celebrate a world of stars and wishes as the Earl Burns Miller Japanese Garden at California State University ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...