When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary disk might be to blame.

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Researchers are studying eccentric warm Jupiters, giant exoplanets that follow odd, elongated orbits unlike anything in our solar system.

Pouring rain didn't dampen the spirits Saturday of about 100 people who gathered to witness the unveiling of a scale-model solar system at the McCarthy Observatory in New Milford. The centerpiece is ...

Astronomers are abuzz with the discovery of a rogue planet, 2MASS J05325346+0919037, which is set to pass within 0.05 ...

Siraj’s Planet Y search started about a year ago when he was trying to find out whether the shape of the Kuiper Belt is flat. “The planets of the solar system have slight tilts up and down, but ...

The Sun's formation caused temperature differences in the surrounding disk of gas and dust. Inner, hotter regions formed rocky planets from less volatile elements. Outer, colder regions allowed ...

(THE CONVERSATION) The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple major telescopes and planetary probes to advance this ...

AROOSTOOK COUNTY, Maine (WAGM) - Aroostook County’s iconic Maine Solar System Model is about to get even bigger. Two new dwarf planet models are being added to the roadside attraction that has ...

Jupiter was shaping Earth's fate before our planet even existed, carving gaps in the early solar system that kept its ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...