They'll reveal dozens of star clusters, galaxies, and nebulae.
They'll reveal dozens of star clusters, galaxies, and nebulae. They'll show the ever-changing positions of Jupiter's moons and the crescent phases of Venus. You can identify dozens of craters, plains, and mountains on the Moon. You can split scores of interesting double stars and follow the fadings and brightenings of numerous variable stars. If you know what to look for.