A new NASA spacecraft called Pandora is awaiting launch ahead of its journey to study the atmospheres of exoplanets, or ...

New calculations reported by Live Science indicate Jupiter was once much larger and is still contracting as it cools, offering constraints on early solar system conditions.

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

Project Jupiter is one part of Stargate, an enormous high-tech enterprise. But it hasn’t been smooth sailing for developers, ...

On Saturday (Jan. 10), for example, we will see three satellites on one side of Jupiter (going outward from the planet: Ganymede, Io and Europa ), while the fourth ( Callisto) remains all by itself on ...

Space experts believe that the 'Dracula' disc could offer new insights into planetary formation, especially in massive ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

A colossal Martian volcano defies everything we know about planetary geology. Hidden clues beneath its frozen summit hint at ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as close to Earth as ever.

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...

MONTGOMERY, Ala.—The Alabama Public Service Commission on Tuesday approved a sweeping package of temporary changes they say will keep electric rates steady for the next two years. The commission voted ...