New simulations suggest sub-Neptune planets may be drier than thought, challenging the "water world" hypothesis and reshaping ...

New simulations suggest Earthlike planets may be much more typical than previously thought whereas water worlds may not.

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

Astronomers have discovered that many sub-Neptune exoplanets, once thought to host vast oceans, are far less watery than ...

A new study challenges the dream of water-rich “Hycean” planets like K2-18b, suggesting that most sub-Neptunes lose their water deep into their interiors during formation. Instead of vast oceans, ...

NASA/ESA Hubble Space Telescope, Gemini North telescope and NASA Infrared Telescope Facility observations of Neptune and Uranus may have revealed why they differ in color. Credit: Directed by: Bethany ...

There is much less water on the surfaces of distant planets outside our solar system than previously thought. These ...

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

Human exploration of the universe is truly endless, always leading to new surprises. On September 4 this year, NASA, the ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, strange science, and anything out of the ordinary.

Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...