The Sun, our nearest celestial neighbor, is undeniably a star, not a planet, as centuries of astronomical observations have confirmed. However, the boundaries of celestial definitions are continually ...

When the Sun runs out of hydrogen fuel and expands into a red giant, it will eventually encompass the innermost planets of the solar system, out to about Earth’s orbit. Being closer to our enlarged ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration showing a rogue planet orbiting the solar system at a vast distance. | Credit: ...

Perseverance's main job is Martian weather forecasting, but its routine solar scans on November 25 unexpectedly detected the ...

Astronomers studying data from NASA's retired Kepler space telescope discovered a new system of seven "scorching" planets orbiting a distant star that is bigger and hotter than the sun, the space ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This article is more than 3 years old. The addition of false ...

ESS2.C: The Roles of Water in Earth’s Surface Processes Water is found in the ocean, rivers, lakes, and ponds. Water exists as solid ice and in liquid form. ESS2.A: Earth Materials and Systems (3-5) ...

Bits of glass called Hiroshimaites may have formed by processes similar to those that formed the sun and the planets. When you purchase through links on our site, we may earn an affiliate commission.

Want to know how the Millennium Falcon compares in size to an Imperial Star Destroyer? Just watch a Star Wars movie. But if you want to know how that hunk of junk compares to the Battlestar Galactica, ...

Astronomers first documented a CME in 1859, in conjunction with the widespread energy grid disruptions that later became ...

Before skywatchers begin their countdown for the brief planetary alignment expected next month, some astronomical debunking has proved there may be less of a sky show after all. In the early morning ...