Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Study finds Mars helps pace Earth's ice ages through gravity. Remove Mars, and a major 2.4-million-year climate rhythm ...

NASA's Artemis 2 rollout could be as early as this weekend as the space agency makes final preparations for its first crewed ...

For decades, Jupiter’s moon Europa has been cast as one of the solar system’s best bets for alien life, a world with a global ...

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.

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

Pluto's days, though they drag on a bit at around 153 hours, are nothing compared to its years. Pluto's orbit takes 248 Earth ...

A new study is skeptical that life could still be present on Jupiter's moon Europa, where a NASA spacecraft launched in ...

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 ...

Jupiter reaches opposition once a year, when Earth passes directly between it and the Sun, creating the best possible viewing ...

After modeling Europa's conditions, the researchers concluded that its rocky seafloor is likely mechanically too strong to ...

Jupiter's moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond ...