In October 2002, Dimitri Malashenkov, one of the scientists behind the Sputnik 2 mission, revealed that Laika had died by the fourth circuit of flight from overheating.
En outubro de 2002, Dmitrii Malashenkov, un dos científicos responsables da misión do Sputnik 2, revelou que Laika falecera na cuarta fase do voo debido ao sobrequencemento.