Today, Nasa's Cassini spacecraft will point itself toward the surface of Saturn, and end with a crash its 13-year mission delving into the mysteries of the ringed planet's system.
The same gravitational force responsible for creating tides on Earth could be causing deep quakes on the moon, a new study confirms.
Ejected a decade ago from its place among the planets, the distant, icy world of Pluto still has its admirers.
The lack of liquid water on the surface of Mars today has been demonstrated by new evidence in the form of meteorites on the Red Planet examined by an international team of planetary scientists.
The ocean of Jupiter's moon Europa could have the necessary balance of chemical energy for life, even if the moon lacks volcanic hydrothermal activity, finds a new study.
"It (could be) life Jim, but (perhaps) not as we know it." This is not just a sci-fi catchphrase, but also something some planetary scientists have uttered in response to the discovery of methane in Mars' atmosphere. That's ...
Planetary scientists would be thrilled if they could peel the Earth like an orange and look at what lies beneath the thin crust. We live on the planet's cold surface, but the Earth is a solid body and the surface is continually ...