Europa is the sixth largest satellite in our Solar System and the smallest of Jupiter’s four Galilean moons. Discovered by ...

Discovered by Galileo Galilei in 1610, Io, Callisto, Europa and Ganymede are proving to be fascinating topics of study for modern day astronomers. We’ve already sent a mission to one of them ...

Scientists have discovered a new form of water called "plastic ice VII" that exists under extreme pressures and temperatures, ...

When conducting measurements, GALA sends short laser pulses down to the surface of the icy moon currently under investigation, Europa, Ganymede or Callisto. At the surface, the pulses are reflected ...

But it hasn’t always been this way. Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever discovered orbiting another planet. They were spotted by Galileo ...

In late January this year, NASA’s Psyche spacecraft turned its cameras to the sky and captured some incredible images. The twin cameras onboard, part of the spacecraft’s imaging system, photographed ...

For instance, last year, the European Space Agency's Jupiter Icy Moon Explorer (JUICE) — which will also be exploring Europa, in addition to its larger cousins Ganymede and Callisto ...

Sky This Week is brought to you in part by Celestron. Friday, March 21By 10 P.M. local daylight time, the constellation Canes Venatici the Hunting Dogs is some 45° high in the east. Nestled under the ...