Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia. The researchers were inspired by a puzzling fact: many Solar Systems like ...

Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals ...

There may be another world lurking between the orbital lines of our solar system. Astronomers in Japan have published their theory of an “Earth-like planet,” dubbed Planet Nine, that’s hiding in plain ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

The Erigone family of asteroids are water-rich space rocks that provide a window into the solar system's past. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Guest: Professor Dagomar Degroot, environmental historian at Georgetown University and author of Ripples on the Cosmic Ocean: ...

The object that smashed into Earth and kick-started the extinction that wiped out almost all dinosaurs 66 million years ago was an asteroid that originally formed beyond the orbit of Jupiter, ...

Super-Earths and sub-Neptunes, planets with sizes between Earth and Neptune, constitute approximately one-third of known exoplanets but are absent in our solar system. Their prevalence elsewhere and ...

The United States weather agency has issued a G4 geomagnetic storm watch alert, implying severe storms expected.

The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line.