50 years ago, scientists found a new moon orbiting Jupiter
Excerpt from the November 2, 1974 issue of Science News

Jupiter has at least 95 moons and thousands of smaller objects orbiting it. In this near-infrared image taken by the Hubble Space Telescope, three of the largest moons cast shadows (dark spots) across the planet’s face.
NASA, ESA, E. Karkoschka/ Univ. of Arizona