Infant planets are ravenous little blighters that quickly devour what remains of the star-circling gas and dust clouds in which they form. The gas in these protoplanetary disks disappears rapidly, ...

Astronomers have long believed that planetary systems follow a familiar blueprint. Small rocky planets ...

Planets are born, and they can also "die." So what's the lifespan of a typical planet?

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

Artist impression of the planetary system with four planets,around a small red star,called LHS1903. Caption: Astronomers have long thought solar systems follow a simple pattern similar to our own: ...

Gas giants are large planets mostly composed of helium and/or hydrogen. Although these planets have dense cores, they don't ...

Researchers have discovered more than 6,000 exoplanets in our Milky Way. Of these, the sub-Neptune class, which are smaller than Neptune and more massive than Earth, are the most common. These planets ...

A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they formed ...

"The extraordinary results are an essential step toward understanding the initial conditions that lead to the formation of Earth-like planets." When you purchase through links on our site, we may earn ...