The Kuiper Belt is a band on the outer edge of the Solar System made up of space’s odds and ends: comets, dwarf planets, and ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...

From an astrological point of view, there are hardly two words that elicit a stronger reaction than Mercury retrograde.

We see them this way from Earth because they all orbit ... s no actual alignment happening,” Kate Pattle, an astrophysicist at University College London, told CNN during a planet parade in ...

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

The bizarre shape of Arrokoth challenged theories about how planets formed ... its many hypothetical orbits will prove to be its actual orbit remains unknown. The most likely shape for it seems ...

A radar site on February 21 detected several objects flying through the Earth’s atmosphere at a very high rate of speed and ...

A modest NASA space telescope with grand ambitions will soon launch into an orbit around Earth. Here's why scientists are excited about it.

Aside from Spock's bangs and the Vulcan salute, Star Trek’s Starfleet insignia, often referred to as the "delta," is one of ...