Curated category
Moons of Jupiter
- Adrastea (moon)A faint dot appeared in the center of a photograph taken on the 8th of July 1979. David C. Jewitt and G. Edward Danielson spotted this tiny speck while…
- Ganymede (moon)On the 7th of January 1610, Galileo Galilei pointed a telescope toward Jupiter and saw three faint points of light near the planet.
- Io (moon)On the 8th of January 1610, Galileo Galilei observed a single point of light that was actually two moons, Io and Europa, moving together in his telescope.
- Galilean moonsOn the 7th of January 1610, Galileo Galilei wrote a letter containing the first mention of Jupiter's moons. He saw only three of them at that time and…
- Europa (moon)On the 8th of January 1610, Galileo Galilei observed a faint point of light near Jupiter that would become known as Europa.
- Callisto (moon)In 1610, Galileo Galilei pointed his telescope toward Jupiter and saw four points of light that did not move like stars.
- Metis (moon)Metis, the innermost known moon of Jupiter, appeared in history as nothing more than a tiny dot. On the 4th of March 1979, astronomer Stephen P.
- Thebe (moon)Stephen P. Synnott found Thebe in images from the Voyager 1 space probe taken on the 5th of March 1979. This discovery happened while the spacecraft was…
- Moons of JupiterIn March 1610, Galileo Galilei published a book describing four new points of light near Jupiter. He had observed them with his telescope starting in January…
- Amalthea (moon)Edward Emerson Barnard stood at the eyepiece of a 36 inch refractor telescope on the 9th of September 1892. He was working at Lick Observatory when he…