In the vast calm of the solar system, planetary orbits often appear orderly, stable, and insulated from the broader mechanics ...

Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida Tech graduate, she leaves with not only a dual degree in planetary science ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

Solar System's Run-In With 'Space Cloud' May Have Triggered a Series of Ice Ages 2 Million Years Ago, Says Scientists Around two million years ago, Earth underwent a series of temperature fluctuations ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet formed. When you purchase through ...

A violent solar eruption on May 31 launched a coronal mass ejection (CME) hurtling toward Earth, triggering a rare G4-level geomagnetic storm alert. Captured in real-time by U.S. Naval Research ...

A multidisciplinary team from the California Institute of Technology is a winner of the 2024 Gizmodo Science Fair for testing a satellite that proves it’s possible to collect solar energy in space and ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars. When you purchase through links on our site, we may earn an affiliate commission.

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

The near-Earth asteroid Bennu contains stardust that is older than the solar system and clues about its violent history, three new studies of the asteroid's sample materials show. When you purchase ...