Cosmonauts investigate an asteroid belt between Mars and Jupiter. They believe that it might be the remains of a planet. Parallels are drawn to the Greek god Phaethon, who in Greek mythology was the son of the sun god Helios.

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Main Cast: Yuriy Yakovlev, Mariya Babanova, Nikolay Burlyaev, Aleksey Konsovskiy, Nikolay Burlyaev

Director: Vasiliy Livanov

Writers: Anatoliy Korobkov, Vasiliy Livanov

Editor: Elena Tertychnaya

Cinematographer: Mikhail Druyan

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