The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Now in its ninth year, the overwhelmingly expansive sci-fi survival sim No Man’s Sky is transforming yet again. Another ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...

Did you know that plastic waste is more than just a nuisance? Discover some eye-opening facts that will change the way you think about this global issue. Let's work together to reduce our plastic ...

A rare celestial event is captivating stargazers as six planets align in a striking display, says Professor Chandana ...

Sean Murray says new engine advances in Light No Fire's development creates "…this urge to share it with the [No Man's Sky] ...

Discover the fastest jet-stream winds on exoplanet WASP-127b, reaching 33,000 km per hour, driven by intense stellar ...

A suspected planet that appears well-suited to life has had its existence confirmed – and it’s very much in our neighborhood, ...