Related topics: solar system

Study of Uranus' large moons shows four may hold water

Re-analysis of data from NASA's Voyager spacecraft, along with new computer modeling, has led NASA scientists to conclude that four of Uranus' largest moons likely contain an ocean layer between their cores and icy crusts. ...

Second ring found around dwarf planet Quaoar

A large international team of astronomers has discovered that the dwarf planet Quaoar is circled by a second ring. In their study, accepted for publication in the journal Astronomy & Astrophysics, the group discovered the ...

Stars can eat their planets, and spit them back out again

As tragic as it is, engulfment of a planetary object by its stellar parent is a common scenario throughout the universe. But it doesn't have to end in doom. A team of astrophysicists have used computer simulations to discover ...

Unknown class of water-rich asteroids identified

New astronomical measurements in the infrared range have led to the identification of a heretofore unknown class of asteroids. An international research team including geoscientists from Heidelberg University has succeeded ...

A new ring system discovered in our solar system

Scientists have discovered a new ring system around a dwarf planet on the edge of the solar system. The ring system orbits much further out than is typical for other ring systems, calling into question current theories of ...

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