NASA Juno mission captured amazing new imagery of Jupiter's moon Europa. The spacecraft flew about 219 miles (352 kilometers) ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

Observing 3I/ATLAS in this active phase will give some of the clearest insights yet into the mystery of interstellar comets.

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

High above the Sun’s blazing equator lie its mysterious poles, the birthplace of fast solar winds and the heart of its ...

Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...

A wave of relief and joy is washing over a Jupiter family and Jewish communities across the globe, as the last of the living ...

A pair of Sydney Ph.D. students helped sharpen the view of humanity's most powerful space observatory—without leaving Earth.

The metal-coated asteroid Psyche may have had eruptions of molten iron and nickel on its surface. This situation was more ...

NASA has unveiled a breathtaking image of Io, one of Jupiter’s most volatile moons, captured by the Juno spacecraft during a ...