(SpaceX) SpaceX launched 6,400 pounds of supplies to the International Space Station on Monday afternoon, and the roughly 100,000 people watching the live video online got to experience a rare shot of the reusable portion of the rocket sticking its landing in real time.

It was SpaceX’s 40th Falcon 9 mission and 11th rocket launch this year.

After the Dragon capsule full of materials for the ISS detached, the first stage of the Falcon 9 rocket — which Elon Musk’s rocket company reuses to dramatically cut down on costs — came hurtling back to Earth.

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