NASA's Voyager 1 spacecraft discovered active volcanoes on Jupiter's moon Io. Before Voyager 1 flew by Io, scientists ...

NASA’s Juno spacecraft identifies over 40 enormous lava lakes on Io, shedding light on the extreme volcanism sculpting Jupiter’s moon.

With a whopping total of 274 moons, researchers say Saturn’s tug of war with Jupiter for the title is settled once and for ...

But Venus’s opaque atmosphere makes it hard to establish whether any of them are still active. When it comes to active volcanoes, Jupiter’s moon Io takes the crown. Violent eruptions on this distant ...

Sandwiched between the freezing cold of Earth’s coldest continent and the warmth of its southernmost active volcano, the ...

Canadian and other researchers have confirmed Saturn as the solar system’s undisputed “moon king," after discovering 128 more ...

Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

Canadian and other researchers have confirmed Saturn as the solar system’s undisputed “moon king," after discovering 128 more ...

One of the best sites offered by this place is the Mirador Cristo Rey del Valle, from which visitors can enjoy the night sky ...

Mercury, Venus, Mars, Jupiter and Saturn are all bright enough ... Scientists are preparing to drill into the rock of an Icelandic volcano to learn more about how volcanoes behave.