The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

Voyager has boldly ventured to a stunning 50,000-degree boundary, revealing new insights into the solar system's mysteries.

"Ultimately, this work may help scientists better predict the impact of space weather across the solar system on longer ...

Nelson Family Vineyards in Mendocino County, California, is powering 100% of its operations with renewable energy following ...

Gigantic US Spy Plane Lands on a US Aircraft Carrier Australian immigrant who tackled gunman 'riddled with bullets,' but ...

Astronomers are uncovering distant worlds beyond our solar system using ingenious indirect methods like observing stellar ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Officially designated 3I/Atlas after its discovery this summer, the comet will make its closest approach to Earth this Friday ...

Renewable energy systems can help reduce energy costs, but policy decisions are reducing the potential benefits, say two west ...