1962-08-12 USSR Vostok 4

Vostok 4 was launched a day after Vostok 3 on August 12, 1962, with cosmonaut Pavel Popovich on board - the first time that more than one manned spacecraft were in orbit at the same time.

Vostok 4 launch with special Nikolaiev postmark, August 12, 1962.
Vostok 4 launch with special Simferopol postmark, August 12, 1962.
Photo: Vostok 3 (piloted by Andriyan Nikolayev (left)) and Vostok 4 (piloted by Pavel Popovich (right)) landed about 200 km apart, south of Karaganda, Kazakhstan on August 15, 1962.
Vostok 4 cover with special Kiev postmark, August 15, 1962.
Vostok 3 and 4 special Lvov postmark, August 15, 1962.
Vostok 3 and 4 special Vinnitsa postmark, August 15, 1962.
Vostok 3 and 4 imperforated and perforated stamps on FDC, postmarked August 15, 1962, Moscow, signed by Andrian Nikolayev and Pavel Popovich.
Photo: Andriyan Nikolayev and Pavel Popovich gave details of their journey at a joint news conference at Moscow University on August 21, 1962.