12 апреля в России отмечается День космонавтики. Этот праздник был установлен Указом Президиума Верховного Совета СССР от 9 апреля 1962 года в честь первого в мире полета человека в космос.
12 апреля 1961 года на земную орбиту был выведен первый в мире космический корабль‑спутник "Восток" с человеком на борту. Пуском первого в мире космического пилотируемого корабля руководили Сергей Королев, Анатолий Кириллов, Леонид Воскресенский.
Пилотом‑космонавтом корабля стал летчик майор Юрий Гагарин. Старт ракеты успешно, и после набора скорости и отделения от последней ступени ракеты‑носителя корабль начал свободный полет по орбите вокруг Земли.

On April 12, Russia celebrates Cosmonautics Day. This holiday was established by the Decree of the Presidium of the Supreme Soviet of the USSR dated April 9, 1962 in honor of the world's first manned space flight.

On April 12, 1961, the world's first spacecraft-satellite "Vostok" with a man on board was launched into earth orbit. The launch of the world's first manned spacecraft was supervised by Sergei Korolev, Anatoly Kirillov, Leonid Voskresensky.

Pilot Major Yuri Gagarin became the pilot-cosmonaut of the spacecraft. The rocket was launched successfully, and after gaining speed and separating from the last stage of the launch vehicle, the spacecraft began free flight in orbit around the Earth.

On April 12, Russia celebrates Cosmonautics Day. This holiday was established by the Decree of the Presidium of the Supreme Soviet of the USSR on April 9, 1962 in honor of the world's first human flight into space.

On April 12, 1961, the world's first spacecraft, the Vostok satellite, with a human on board, was launched into Earth orbit. The launch of the world's first manned spacecraft was led by Sergey Korolev, Anatoly Kirillov, and Leonid Voskresensky.

Pilot-cosmonaut of the ship was pilot Major Yuri Gagarin. The launch of the rocket was successful, and after gaining speed and separating from the last stage of the launch vehicle, the ship began a free flight in orbit around the Earth.