Minor-planet moon Herculina does not have a significant satellite. There were other similar reports of asteroids having companions (usually referred to as satellites) in the following years. Also, a letter in "Sky & Telescope" magazine at this time pointed to apparently simultaneous impact craters on Earth (for example, the Clearwater Lakes in Quebec), suggesting that these craters were caused by pairs of gravitationally-bound objects. In 1993, the first asteroid moon was confirmed when the Galileo probe discovered the small Dactyl orbiting 243 Ida in the asteroid belt. The second was discovered around 45 Eugenia in 1998. In 2001, 617 Patroclus and its
First on the Moon that in this case, Soviet cosmonauts were first. The movie follows the selection and training of a small group of cosmonauts. The one who shines above the others (similar to the clear front-runners in the early historical Soviet space program) is Captain Ivan Sergeyevich Kharlamov (possibly a reference to the real-life cosmonaut Valentin Varlamov). He is helped into a space suit and loaded into the capsule, and the rocket lifts off for the Moon—but contact with it is soon lost. Most of the remainder of the film seems to follow the search for information about what happened next, as the