Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Thanks to JWST, we've learned key details about methanol — a key building block for organic compounds necessary for life — on ...

Researchers say they found a curious dot on infrared images taken 23 years apart that seems to be moving in a manner consistent with a large, distant planet.

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

Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

TRI-CITIES, Wash., - A new educational project is set to transform the trails along the Columbia River into a scale model of ...

With so much talk of tariffs and continued uncertainty about what happens next, going solar-powered could soon be more costly ...

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

A newly discovered molecular gas cloud is the closest ever found to Earth and the largest single structure in the sky. Dubbed ...

A California Assembly committee backed away on Wednesday night from a controversial provision in a proposed bill to end solar ...

In an unassuming industrial park 30 miles outside Boston, engineers are building a futuristic machine to replicate the energy that powers the stars. If all goes to plan, it could be the key to ...

Pluto was reclassified as a dwarf planet in 2006. Our solar system may have a ninth planet after all, researchers say. The possibility that an additional planet may be hidden far into the solar ...