Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea ...

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system. Interstellar material has been found within our solar system, but ...

A recent study published in the Planetary Science Journal focuses on certain extraterrestrial objects that appear to be ...

Work from the DiSCo program (Discovering the Composition of Trans-Neptunian Objects) has uncovered the existence of three main groups of trans-Neptunian objects (TNOs) in the outer Solar System. ...

"We're trying to encounter an astronomical object that streaks through our solar system just once and we don’t want to miss ...

One part of this plan would require increasing the planet’s atmospheric pressure, and one scientist suggests that capturing ...

Comet SWAN25F was discovered using photos from the European Space Agency's SOHO spacecraft and can currently be spied using ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about primitive materials from exoplanetary star systems. They pass through our ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...

The Sweden Solar System is the largest scale model of the Solar System in existence, and it spans the entire Swedish ...