So exactly how many solar system moons have we found? The answer, it turns out, depends on your definition of a moon. The International Astronomical Union (IAU) officially recognizes 288 planetary ...

The exploration of ocean worlds and icy moons in our solar system has become a focal point in the search for extraterrestrial life. These celestial bodies, particularly Europa and Enceladus ...

The celestial bodies in our solar system take many forms. Some are made of rock, others gas, and others even ice. The farther away from the Sun something is, the colder is gets and this has allowed ...

NASA's OSIRIS-REx mission discovered molecules vital to life and a history of saltwater on asteroid Bennu. The findings ...

A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the mystery of why no ringed moons exist today. When you purchase through ...

Pluto may have got romantic to capture its largest moon, colliding and engaging in a passionate but icy 10 hour kiss with ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

unlike other moons in the solar system. The scenario also could support Pluto's active geology and possible subsurface ocean, despite its location at the frozen edge of the solar system.

A research team from the University of Göttingen and the Max Planck Institute for Solar System Research (MPS) has discovered ...