Sputnik 4 – Korabl-Sputnik 1 Sputnik 5 – Korabl-Sputnik 2 Sputnik 6 – Korabl-Sputnik 3 Sputnik 7 – Tyazhely Sputnik Sputnik 8 – Venera 1 Sputnik 9 – Korabl-Sputnik 4 Sputnik 10 – Korabl-Sputnik 5 Sputnik 11 – Kosmos 1 Sputnik 12 – Kosmos 2 Sputnik 13 – Kosmos 3 Sputnik 14 – Kosmos 4 Sputnik 15 – Kosmos 5 Sputnik 16 – Kosmos 6 Sputnik 17 – Kosmos 7 Sputnik 18 – Kosmos 8 Sputnik 19 – Venera 2MV-1 No.1 Sputnik 20 – Venera 2MV-1 No.2 Sputnik 21 – Venera 2MV-2 No.1 Sputnik 22 – Mars 2MV-4 No.1 Sputnik 23 – Mars 1 Sputnik 24 – Mars 2MV-3 No.1 Sputnik 25 – Luna E-6 No.2