High-pressure experiments generated the first direct observation of plastic ice, which has qualities of both crystalline ice and liquid water.

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Aimed at the nearby star PDS 70, the James Webb Space Telescope is watching newborn planets take shape before our eyes in ...

Astronomers used the James Webb Space Telescope to study a planet-forming disk around a low-mass star, finding it contains ...

The eight major planets in our Solar System orbit the sun on the same flat plane but at vastly different speeds. Mercury, being the closest to the sun, completes an orbit in only 88 days ...

As we discussed last month, late January and early February will provide a stage for a Planet Parade, with six planets lining ...

Britain’s trains weren’t working – so we set up our own railway line An interstellar visitor may have changed the course of 4 solar system planets, study suggests Roman Colosseum holds ...

Researchers hailed the planet as an “invaluable test case” for space projects looking to detect signs of life outside our solar system. “With its location in a habitable zone and relatively ...

A "super-Earth" planet found outside of our solar system could have conditions suitable for life, according to experts at the University of Oxford. Researchers said the planet has a mass six times ...

The 2025 Planet Parade, visible from January 21 to January 29, showcases the rare alignment of six major planets: Mercury, Venus, Mars, Jupiter, Saturn, and Uranus. This celestial event can be ...

A planet-size object that possibly once visited the solar system may have permanently changed our cosmic neighborhood by warping the orbits of the four outer planets, a new study suggests. The ...

Get ready for a parade of planets this winter. During the month of January, sky gazers will be able to see four planets in one view — and come February, the parade will only expand. NASA says ...