Close flybys of Io, one of Jupiter's moons and the most volcanically active world in our solar system, have revealed a lava lake and a towering feature called "Steeple Mountain" on the moon's ...
METI International is a scientific organization dedicated to transmitting powerful radio messages to extraterrestrial life. NASA's Europa Clipper spacecraft, headed to Jupiter’s ice-covered moon ...
Revealing Io's mysteries Io, first discovered by Galileo Galilei in 1610, is just slightly larger than our moon, but it's unlike anywhere else in the solar system. The rocky moon's surface is ...