Jupiter’s moon Io is the most volcanically active body in the Solar System. Its slightly larger than our own Moon and over 150 volcanos have been discovered on it, some of which shoot material 300 kilometres into space. At a distance of 422,000 kilometres, Io orbits extremely close to Jupiter and the two are locked... Continue Reading →
The Pale Blue Dot, Voyager 1 and Carl Sagan
While people around the world celebrate Valentine’s Day today, a famous astronomical photo turns thirty years old. In 1990, the Voyager 1 spacecraft—then at a distance of 6.4 billion kilometres from Earth—turned around and took pictures of all the planets. When the images were collected and placed together, they created a family portrait of the... Continue Reading →