Astron

Astron may refer to:


 * Mitsubishi Astron engine
 * ASTRON, the Dutch foundation for astronomy research, operating the Westerbork Synthesis Radio Telescope and LOFAR
 * Astron (comics), a fictional character, a member of the Marvel Comics group The Eternals
 * Astron (spacecraft), Soviet ultraviolet space telescope
 * Astron (fusion reactor), a fusion power design from the 1960s
 * Astron (wristwatch), the world's first quartz wristwatch by Seiko
 * The fourth month in the Shire Calendar
 * Van Hool T917 Astron, a coach body
 * Astron (ship), a Russian cargo vessel wrecked off the coast of the Dominican Republic