The curious minds at What If explore a brand new planet forming inside our solar system, imagining its effects on orbits, gravity, and cosmic dynamics.

New Planet Energy and Span Africa have delivered an integrated solar-and-steel system for Thuso Mills, exceeding performance ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Recently, a group of scientists created a detailed map of this space, showing that the bubble is lopsided in both shape and ...

Although Mercury was geologically active in its early days, today its surface appears almost completely static. This is why ...

Using data collected by NASA's Parker Solar Probe during its closest approach to the sun, a University of Arizona-led ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Mars is absolutely dripping with evidence that the red planet was once a striking blue, complete with glistening lakes, ...

The Times' popular Games unit is debuting Crossplay, a Scrabble-like electronic feature that represents its first designed ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...