Although Europa is the fourth largest of Jupiter’s 95 moons, it’s the smallest of the Galilean moons – the largest being Ganymede. With an equatorial diameter of about 3,100 kilometres, Europa is ...
The wolf moon is spectacular enough, but look east and you’ll see a celestial titan the size of a pinprick ...
The bright object to the right of the Moon is Jupiter. A small telescope or a steady pair of binoculars can bring Jupiter’s ...
A close conjunction of the waning crescent Moon (approximately 26% illuminated) and Jupiter occurred around 7 A.M. EDT, observable in the eastern sky before sunrise, with the Moon positioned between ...
Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...
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OTD in space - January 7: Galileo discovers 3 moons of Jupiter
On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...
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