SpaceX rocket debris crashes into moon at high speed

A 4-tonne SpaceX Falcon 9 rocket stage unintentionally crashed into the Moon on August 5, 2026, at over 5,400 mph. The debris, left from a 2025 launch, was pushed onto a collision course by gravitational forces. While posing no danger, the event creates a new crater and offers a scientific opportunity to study lunar impacts, but also highlights growing concerns about the disposal of space junk.

SpaceX rocket debris impact

• ▪The collision was predicted to occur near the Einstein Crater on the Moon's western limb
• ▪The rocket stage was debris from a January 2025 mission that launched lunar landers for Firefly Aerospace and ispace
• ▪The second stage of a SpaceX Falcon 9 rocket was expected to crash into the Moon on August 5, 2026
• ▪The rocket debris weighed 4 metric tonnes (4,000 kg) and was approximately the size of a school bus
• ▪The crash was unintentional, caused by a combination of solar activity and gravitational forces that altered the rocket's orbit
• ▪The impact was expected to create a crater 60 to 100 feet wide and about 16 feet deep
• ▪The object was traveling at approximately 5,400 mph (8,690-8,700 km/h) at the time of impact

Space junk concerns

• ▪According to the European Space Agency, as of July 2026 there are over 46,000 pieces of space debris weighing a total of 17,000 tonnes in orbit
• ▪Astronomer Bill Gray stated the incident highlights "a certain carelessness about how leftover space hardware (space junk) is disposed of."
• ▪The collision is the second known accidental crash of discarded rocket debris into the Moon
• ▪Chemicals released by rockets during launch can deplete the Earth's protective ozone layer

Historical lunar collisions

• ▪NASA intentionally crashed Saturn V rocket stages into the Moon during the Apollo missions to study seismic effects
• ▪A Chinese rocket stage accidentally crashed into the Moon in March 2022
• ▪The first man-made object to hit the Moon was the Soviet Union's Luna 2 probe in 1959
• ▪In 2009, a planned NASA rocket impact successfully confirmed the presence of water ice at the Moon's south pole

Future lunar mission implications

• ▪Preventing future impacts is a concern for NASA's Artemis program, which aims to build a lunar base and establish a human presence on the Moon
• ▪NASA's Lunar Reconnaissance Orbiter and South Korea's Danuri orbiter were positioned to observe the impact site
• ▪NASA and SpaceX are discussing methods to prevent future unintentional lunar impacts
• ▪The crash provides scientists a rare opportunity to study crater formation, debris plumes, and the Moon's geology