Curated category
Moons of Jupiter
- Adrastea (moon)Adrastea, the tiny moon also catalogued as Jupiter XV, holds a distinction that sets it apart from every moon discovered before it. When David C.
- Ganymede (moon)Ganymede, the largest moon in the entire Solar System, holds a magnetic field that no other moon anywhere is known to possess.
- Io (moon)Io has over 400 active volcanoes, more than any other object in the Solar System. Several of them fire plumes of sulfur and sulfur dioxide as high as 500 km…
- Galilean moonsThe Galilean moons are four worlds circling Jupiter, each one large enough to rank among the biggest objects in the Solar System.
- Europa (moon)Europa, the smallest of Jupiter's four Galilean moons, holds a secret beneath its frozen skin that has captivated scientists for decades.
- Callisto (moon)Callisto hangs in the darkness beyond Jupiter's main radiation belt, orbiting at a distance of roughly 1.883 million kilometers from the planet it…
- 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 JupiterJupiter's moons number 115 at last count, and the tally is still climbing. That figure alone should give you pause. Earth has one moon. Mars has two.
- Amalthea (moon)On the 9th of September 1892, astronomer Edward Emerson Barnard spotted a small moon circling Jupiter and named it Amalthea.