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

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

With this new survey, astronomers have gained a peek inside a stage of exoplanet system formation they have yet to fully ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are ...

Gas giants are large planets mostly composed of helium and/or hydrogen. Although these planets have dense cores, they don't ...

Voyager 2’s flyby of Uranus in 1986 recorded radiation levels so extreme they baffled scientists for nearly 40 years. New research suggests the spacecraft caught Uranus during a rare solar wind event ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

Six of the planets of our solar system will be aligned in February for a spectacular sky show. Here’s where and when you can ...

This month, skywatchers can enjoy a rare celestial event known as a "planetary parade," featuring six planets- Mercury, Venus ...

Every once in a while, the mechanics of our solar system grant Earth and its residents a better-than-average view, as is the ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.