Lunar Collision: SpaceX’s Unintentional Impact and the Future of Space Junk

A building-sized rocket is about to leave a permanent mark on the Moon. On Wednesday, August 5, 2026, at approximately 2:35 a.m. ET, a four-metric-ton SpaceX Falcon 9 upper stage will slam into the lunar surface at 5,400 mph (8,690 kph). In today’s episode, we investigate how this unintentional collision near Einstein Crater became a high-stakes scientific experiment.

We break down the physics of the crash: a hollow 45-foot cylinder hitting with the force of three tons of TNT, potentially kicking up a dust plume 60 miles (100 km) high. We explore why NASA’s Lunar Reconnaissance Orbiter and South Korea’s Danuri are racing to capture the aftermath to study lunar geology and protect future Artemis astronauts from "sandblasting" debris. Join us as we discuss the "carelessness" of space junk disposal and what this crash tells us about the increasingly crowded highway to the Moon.


Become a supporter of this podcast: https://www.spreaker.com/podcast/science-by-scitech-brief--6952329/support.

This episode includes AI-generated content.