Space facts

Titan, a moon of Saturn, was discovered by Christiaan Huygens in 1655.

Source: Wikipedia: Titan (moon) (CC BY-SA 4.0) · Data: Wikidata Q2565 (CC0)

Phobos, a moon of Mars, was discovered by Asaph Hall in 1877.

Source: Wikipedia: Phobos (moon) (CC BY-SA 4.0) · Data: Wikidata Q7547 (CC0)

Europa, a moon of Jupiter, was discovered by Galileo Galilei and Simon Marius in 1610.

Source: Wikipedia: Europa (moon) (CC BY-SA 4.0) · Data: Wikidata Q3143 (CC0)

Io, a moon of Jupiter, was discovered by Galileo Galilei in 1610.

Source: Wikipedia: Io (moon) (CC BY-SA 4.0) · Data: Wikidata Q3123 (CC0)

Ganymede, a moon of Jupiter, was discovered by Galileo Galilei in 1610.

Source: Wikipedia: Ganymede (moon) (CC BY-SA 4.0) · Data: Wikidata Q3169 (CC0)

Deimos, a moon of Mars, was discovered by Asaph Hall in 1877.

Source: Wikipedia: Deimos (moon) (CC BY-SA 4.0) · Data: Wikidata Q7548 (CC0)

Callisto, a moon of Jupiter, was discovered by Galileo Galilei in 1610.

Source: Wikipedia: Callisto (moon) (CC BY-SA 4.0) · Data: Wikidata Q3134 (CC0)

Triton, a moon of Neptune, was discovered by William Lassell in 1846.

Source: Wikipedia: Triton (moon) (CC BY-SA 4.0) · Data: Wikidata Q3359 (CC0)

Charon, a moon of Pluto, was discovered by James W. Christy in 1978.

Source: Wikipedia: Charon (moon) (CC BY-SA 4.0) · Data: Wikidata Q6604 (CC0)

Enceladus, a moon of Saturn, was discovered by William Herschel in 1789.

Source: Wikipedia: Enceladus (CC BY-SA 4.0) · Data: Wikidata Q3303 (CC0)

Titania, a moon of Uranus, was discovered by William Herschel in 1787.

Source: Wikipedia: Titania (moon) (CC BY-SA 4.0) · Data: Wikidata Q3322 (CC0)

Oberon, a moon of Uranus, was discovered by William Herschel in 1787.

Source: Wikipedia: Oberon (moon) (CC BY-SA 4.0) · Data: Wikidata Q3332 (CC0)

Mimas, a moon of Saturn, was discovered by William Herschel in 1789.

Source: Wikipedia: Mimas (CC BY-SA 4.0) · Data: Wikidata Q15034 (CC0)

Rhea, a moon of Saturn, was discovered by Giovanni Domenico Cassini in 1672.

Source: Wikipedia: Rhea (moon) (CC BY-SA 4.0) · Data: Wikidata Q15050 (CC0)

Dione, a moon of Saturn, was discovered by Giovanni Domenico Cassini in 1684.

Source: Wikipedia: Dione (moon) (CC BY-SA 4.0) · Data: Wikidata Q15040 (CC0)

Umbriel, a moon of Uranus, was discovered by William Lassell in 1851.

Source: Wikipedia: Umbriel (CC BY-SA 4.0) · Data: Wikidata Q3338 (CC0)

Metis, a moon of Jupiter, was discovered by Stephen P. Synnott in 1979.

Source: Wikipedia: Metis (moon) (CC BY-SA 4.0) · Data: Wikidata Q16755 (CC0)

Iapetus, a moon of Saturn, was discovered by Giovanni Domenico Cassini in 1671.

Source: Wikipedia: Iapetus (moon) (CC BY-SA 4.0) · Data: Wikidata Q17958 (CC0)

Miranda, a moon of Uranus, was discovered by Gerard Kuiper in 1948.

Source: Wikipedia: Miranda (moon) (CC BY-SA 4.0) · Data: Wikidata Q3352 (CC0)

Ariel, a moon of Uranus, was discovered by William Lassell in 1851.

Source: Wikipedia: Ariel (moon) (CC BY-SA 4.0) · Data: Wikidata Q3343 (CC0)

Tethys, a moon of Saturn, was discovered by Giovanni Domenico Cassini in 1684.

Source: Wikipedia: Tethys (moon) (CC BY-SA 4.0) · Data: Wikidata Q15047 (CC0)

Amalthea, a moon of Jupiter, was discovered by Edward Emerson Barnard in 1892.

Source: Wikipedia: Amalthea (moon) (CC BY-SA 4.0) · Data: Wikidata Q3257 (CC0)

Adrastea, a moon of Jupiter, was discovered by David C. Jewitt in 1979.

Source: Wikipedia: Adrastea (moon) (CC BY-SA 4.0) · Data: Wikidata Q16757 (CC0)

Thebe, a moon of Jupiter, was discovered by Stephen P. Synnott in 1979.

Source: Wikipedia: Thebe (moon) (CC BY-SA 4.0) · Data: Wikidata Q16765 (CC0)

Proteus, a moon of Neptune, was discovered by Stephen P. Synnott and Voyager 2 in 1989.

Source: Wikipedia: Proteus (moon) (CC BY-SA 4.0) · Data: Wikidata Q16081 (CC0)

Nix, a moon of Pluto, was discovered by Alan Stern and Hubble Space Telescope in 2005.

Source: Wikipedia: Nix (moon) (CC BY-SA 4.0) · Data: Wikidata Q102694 (CC0)

Nereid, a moon of Neptune, was discovered by Gerard Kuiper in 1949.

Source: Wikipedia: Nereid (moon) (CC BY-SA 4.0) · Data: Wikidata Q16076 (CC0)

Hydra, a moon of Pluto, was discovered by Alan Stern and Marc Buie in 2005.

Source: Wikipedia: Hydra (moon) (CC BY-SA 4.0) · Data: Wikidata Q102701 (CC0)

Hyperion, a moon of Saturn, was discovered by George Phillips Bond and William Cranch Bond and William Lassell in 1848.

Source: Wikipedia: Hyperion (moon) (CC BY-SA 4.0) · Data: Wikidata Q15037 (CC0)

Himalia, a moon of Jupiter, was discovered by Charles Dillon Perrine in 1904.

Source: Wikipedia: Himalia (moon) (CC BY-SA 4.0) · Data: Wikidata Q16841 (CC0)

Galatea, a moon of Neptune, was discovered by Stephen P. Synnott and Voyager 2 in 1989.

Source: Wikipedia: Galatea (moon) (CC BY-SA 4.0) · Data: Wikidata Q19464 (CC0)

Phoebe, a moon of Saturn, was discovered by William Henry Pickering in 1898.

Source: Wikipedia: Phoebe (moon) (CC BY-SA 4.0) · Data: Wikidata Q17975 (CC0)

Leda, a moon of Jupiter, was discovered by Charles T. Kowal in 1974.

Source: Wikipedia: Leda (moon) (CC BY-SA 4.0) · Data: Wikidata Q16837 (CC0)

Pan, a moon of Saturn, was discovered by Mark Robert Showalter and Voyager 2 in 1981.

Source: Wikipedia: Pan (moon) (CC BY-SA 4.0) · Data: Wikidata Q17705 (CC0)

Styx, a moon of Pluto, was discovered by Mark Robert Showalter in 2012.

Source: Wikipedia: Styx (moon) (CC BY-SA 4.0) · Data: Wikidata Q105713 (CC0)

Larissa, a moon of Neptune, was discovered by David J. Tholen and Harold Reitsema and Voyager 2 in 1981.

Source: Wikipedia: Larissa (moon) (CC BY-SA 4.0) · Data: Wikidata Q19471 (CC0)

Naiad, a moon of Neptune, was discovered by Richard J. Terrile and Voyager 2 in 1989.

Source: Wikipedia: Naiad (moon) (CC BY-SA 4.0) · Data: Wikidata Q16062 (CC0)

Elara, a moon of Jupiter, was discovered by Charles Dillon Perrine in 1905.

Source: Wikipedia: Elara (moon) (CC BY-SA 4.0) · Data: Wikidata Q16865 (CC0)

Despina, a moon of Neptune, was discovered by Stephen P. Synnott and Voyager 2 in 1989.

Source: Wikipedia: Despina (moon) (CC BY-SA 4.0) · Data: Wikidata Q19454 (CC0)

Ophelia, a moon of Uranus, was discovered by Richard J. Terrile and Voyager 2 in 1986.

Source: Wikipedia: Ophelia (moon) (CC BY-SA 4.0) · Data: Wikidata Q15616 (CC0)

Atlas, a moon of Saturn, was discovered by Richard J. Terrile and Voyager 1 in 1980.

Source: Wikipedia: Atlas (moon) (CC BY-SA 4.0) · Data: Wikidata Q17707 (CC0)

Pandora, a moon of Saturn, was discovered by Voyager 1 in 1980.

Source: Wikipedia: Pandora (moon) (CC BY-SA 4.0) · Data: Wikidata Q17746 (CC0)

Thalassa, a moon of Neptune, was discovered by Richard J. Terrile and Voyager 2 in 1989.

Source: Wikipedia: Thalassa (moon) (CC BY-SA 4.0) · Data: Wikidata Q19447 (CC0)

Prometheus, a moon of Saturn, was discovered by Voyager 1 in 1980.

Source: Wikipedia: Prometheus (moon) (CC BY-SA 4.0) · Data: Wikidata Q17739 (CC0)

Kerberos, a moon of Pluto, was discovered by Mark Robert Showalter in 2011.

Source: Wikipedia: Kerberos (moon) (CC BY-SA 4.0) · Data: Wikidata Q105636 (CC0)

Pasiphae, a moon of Jupiter, was discovered by Philibert Jacques Melotte in 1908.

Source: Wikipedia: Pasiphae (moon) (CC BY-SA 4.0) · Data: Wikidata Q17425 (CC0)

Ananke, a moon of Jupiter, was discovered by Seth Barnes Nicholson in 1951.

Source: Wikipedia: Ananke (moon) (CC BY-SA 4.0) · Data: Wikidata Q16960 (CC0)

Sinope, a moon of Jupiter, was discovered by Seth Barnes Nicholson in 1914.

Source: Wikipedia: Sinope (moon) (CC BY-SA 4.0) · Data: Wikidata Q17433 (CC0)

Epimetheus, a moon of Saturn, was discovered by Dick Walker in 1966.

Source: Wikipedia: Epimetheus (moon) (CC BY-SA 4.0) · Data: Wikidata Q17751 (CC0)

Lysithea, a moon of Jupiter, was discovered by Seth Barnes Nicholson in 1938.

Source: Wikipedia: Lysithea (moon) (CC BY-SA 4.0) · Data: Wikidata Q16863 (CC0)

Helene, a moon of Saturn, was discovered in 1980.

Source: Wikipedia: Helene (moon) (CC BY-SA 4.0) · Data: Wikidata Q17875 (CC0)

Puck, a moon of Uranus, was discovered by Stephen P. Synnott and Voyager 2 in 1985.

Source: Wikipedia: Puck (moon) (CC BY-SA 4.0) · Data: Wikidata Q15662 (CC0)

Carme, a moon of Jupiter, was discovered by Seth Barnes Nicholson in 1938.

Source: Wikipedia: Carme (moon) (CC BY-SA 4.0) · Data: Wikidata Q17111 (CC0)

Euporie, a moon of Jupiter, was discovered by David C. Jewitt and Jan Kleyna and Scott S. Sheppard in 2001.

Source: Wikipedia: Euporie (moon) (CC BY-SA 4.0) · Data: Wikidata Q16884 (CC0)

Cordelia, a moon of Uranus, was discovered by Richard J. Terrile and Voyager 2 in 1986.

Source: Wikipedia: Cordelia (moon) (CC BY-SA 4.0) · Data: Wikidata Q15613 (CC0)

Portia, a moon of Uranus, was discovered by Stephen P. Synnott and Voyager 2 in 1986.

Source: Wikipedia: Portia (moon) (CC BY-SA 4.0) · Data: Wikidata Q15644 (CC0)

Daphnis, a moon of Saturn, was discovered by Cassini−Huygens in 2005.

Source: Wikipedia: Daphnis (moon) (CC BY-SA 4.0) · Data: Wikidata Q17706 (CC0)

Rosalind, a moon of Uranus, was discovered by Stephen P. Synnott and Voyager 2 in 1986.

Source: Wikipedia: Rosalind (moon) (CC BY-SA 4.0) · Data: Wikidata Q15646 (CC0)

Janus, a moon of Saturn, was discovered by Audouin Dollfus in 1966.

Source: Wikipedia: Janus (moon) (CC BY-SA 4.0) · Data: Wikidata Q17754 (CC0)

Calypso, a moon of Saturn, was discovered in 1980.

Source: Wikipedia: Calypso (moon) (CC BY-SA 4.0) · Data: Wikidata Q17869 (CC0)