Might the solar system harbor not just one, but two unknown planets? A fresh study of the Kuiper Belt’s structure has revived ...

Astronomers are gathering evidence of a massive hidden planet lurking beyond Neptune. Trump Cuts Millions After California ...

Our solar system now, once again, officially consists of only eight planets. Although largely debunked, speculation continued ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Planetary scientists are split, oscillating between two main theories that explain the order in ...

Despite advanced techniques like dating organic materials from space, going on multiple visits to the moon, and sending rover expeditions to Mars, planetary scientists are still unsure about the ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

Stargazers using telescopes should be able to see the object in the predawn sky beginning Nov. 11, according to EarthSky.

Nov. 5 — Full moon, the “beaver moon” and the “hunter's moon,” another super moon At this position in the moon’s orbit around ...

PARIS (AP) — Showmanship returned to Chanel on Monday. At Paris Fashion Week, its new designer Matthieu Blazy opened the season’s most anticipated debut beneath colossal celestial bodies — Saturn with ...

If there's another planet in the system even somewhat nearby, its weak-but-persistent gravitational influence will pull the inner world into a highly elliptical orbit. Once there, it will stretch and ...

A trio of meteor showers sends flashes of light across our skies this month, and the first week will feature the largest and ...