How do terrestrial planets like Earth form and evolve to enable life to exist? This is what a recent study published in Nature hopes to address as a pair of scientists from the Southwest Research ...

About 4.6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity. The Sun, planets, and eventually Earth formed out of the cloud. But when did ...

For decades, the asteroid that ended the reign of the dinosaurs has stood as a symbol of total planetary devastation. But ...

The survey, known as ALMA to Resolve exoKuiper belt Substructures (ARKS), focused on debris disks. Debris disks are vast belts of dust and ice left behind after planets finish forming. These ...

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.

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 ...

Two perplexing structures deep inside Earth might be ancient remnants of our early planet. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Two ...

Sub-Neptune exoplanets tend to be much closer to their host star than Earth is to the Sun and are thought to have atmospheres made of steam over layers of an exotic phase of water that behaves like ...

The two types of atmosphere of Jupiter and Saturn -- Equilibrium and disequilibrium chemistry of adiabatic, solar-composition planetary atmospheres -- Titan's atmosphere and surface -- Chemical ...

The illustration shows a cutaway revealing the interior of early Earth with a hot, melted layer above the boundary between the core and mantle. Scientists think some material from the core leaked into ...