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

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

“Overall, our findings challenge the conventional classification of Uranus and Neptune as ’ice giants’ and underscore the ...

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

While Saturn 's magnificent rings, spanning 175,000 miles (280,000 kilometres), are a familiar celestial marvel, scientists ...

A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study ...

Astronomers are investigating a strange class of exoplanets known as eccentric warm Jupiters — massive gas giants that orbit their stars in unexpected, elongated paths. Unlike their close-orbiting ...

Uranus and Neptune have been called the “ice giants” for decades. But in new research, that nickname might be more a misnomer ...

Just a few weeks ago, we crossed the significant milestone of 6,000 known exoplanets. The counter keeps getting higher, and there are 8,000 more candidates waiting for confirmation. In the decades ...