The formation of Mercury remains an unsolved mystery. The planet closest to the sun has a disproportionately large metallic core—accounting for about 70% of its mass—and a relatively small rocky ...

When it comes to the Gophers’ fiercest rivals, Wisconsin and Iowa are in a league of their own. But recent matchups suggest ...

In that case, the Justice Department also proposed a severe crackdown that would have required Google to sell its popular ...

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

Scientists using the James Webb Space Telescope observed dark beads and lopsided star patterns drifting over Saturn’s ...

NASA is launching three new spacecrafts into orbit to better understand our solar system, sun, and planet. (7News) ...

The exoplanet was discovered during preliminary observations from the James Webb Space Telescope. Experts say they could soon ...

Astronomers from the University of Arizona helped detect a baby planet outside of our solar system. Specialized telescopes from Arizona and Chile contributed to the discovery.

Fifteen years after launch, JAXA has said goodbye to the spacecraft, our only working probe around Earth's "sister planet".

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...

“Interstellar objects may be able to jump start planet formation, in particular around higher-mass stars,” Pfalzner said in a ...