31 янв 1958 г. - U.S. launches Explorer 1 Satellite
Описание:
First US satellite. Sent into space wih a cosmic ray detector. This detector would lead to the discovery of Van Allen Belts, a belt of charged particals trapped in Earth's atmophere.Добавлено на ленту времени:
Дата:
31 янв 1958 г.
Сейчас
~ 66 г назад
