With war curbs on Russian engine exports, Moscow keen on selling its rocket engine RD-191 to India

Exclusive: India-Russia discuss tech transfer, making of 'RD-191' semi-cryo rocket engine

Relativity Space shelves Terran 1 rocket, focuses on bigger, reusable Terran R

On this day in 1961, Soviet cosmonaut Yuri Gagarin became the first human to venture to space. At 9:07 A.M. Moscow Time, his rocket (a converted R-7 intercontinental ballistic missile) roared to life before climbing toward the heavens. “Poyekhali!” Gagarin shrieked, which translates to "Let's go!"