"The algorithm achieves precision values of up to 0.99, which means that 99% of the systems identified by the machine-learning model have at least one Earth-like planet." ...

A meteorite found in Antarctica in 2012 suggests Earth may have formed with the materials needed to make water, a new study ...

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, ...

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Neptune, TOI-270 d provides a critical opportunity to understand atmospheric composition and planetary evolution in a ...

Observations of exoplanets typically provide astronomers little more than an orbit, a mass and a radius. If the radius and ...

Sub-Neptunes refer to planets between the size of our solar system's largest rocky planet ... wanted to paint a more complete picture of the inner workings and history of an exoplanet by ...

“These two different sources of water in Mars’ interior might be telling us something about the kinds of objects that were available to coalesce into the inner, rocky planets,” Barnes says.

Some correlations are more evident than others. For example, there's a correlation between the existence of an inner rocky planet co-inhabiting a system with an outer gas giant. This is the same ...