The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

The summer of 2024 will be a wild ride, astrologically speaking — and for more reasons than just the rare super blue moon that rose in August. A total of five planets are going retrograde between May ...

Learn how the discovery of a young planet orbiting two suns is revealing how worlds form and survive in binary star systems.

"We reference the planets as symbols to better understand our lives," PEOPLE's resident astrologer Kyle Thomas says Skyler Caruso is a Writer and Reporter of PEOPLE Digital Entertainment. She joined ...

A very rare treat is about to grace Earth's night skies. On the evening of 28 February 2025, all seven of the other planets in the Solar System will appear in the night sky at the same time, with ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Stargazers who have heard of an amazing planetary alignment coming later in January may be in for a letdown if they look up at the night sky expecting to be dazzled. Yes, six planets will be visible ...

A flat earther set out to explain how planets form—without gravity, accretion, or mainstream physics. At first, the ...

Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond our solar system, though other scientists expressed skepticism. There has been ...

Pluto hasn't been a planet for almost 20 years. In the early 2000s, scientists discovered several objects of a similar size to Pluto. So, during the summer of 2006, members of the International ...

About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong gravitational pull took shape, kick-starting the birth of the sun. But ...