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๐Ÿ‡ฐ๐Ÿ‡ท South Korea /Technology

SpaceX Rocket Debris Set to Crash Into Moon

From Hankyoreh · () Korean

Translated from Korean, summarized and contextualized by DistantNews.

At a glance

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  • A discarded SpaceX Falcon 9 rocket upper stage is on a collision course with the Moon, expected to impact on August 5.
  • The rocket debris will create a new crater approximately 27 meters wide and 5 meters deep upon impact at about 8,700 km/h.
  • This marks the second time an artificial object has accidentally impacted the Moon, raising concerns about space debris.

A piece of SpaceX rocket debris, left abandoned in orbit after a 2022 mission, is on a collision course with the Moon. Astronomers predict the Falcon 9 rocket's upper stage will crash into the lunar surface on August 5, near the Einstein crater on the Moon's far side.

The impact is expected to occur at approximately 8,700 kilometers per hour, about seven times the speed of sound. Scientists estimate the collision will release energy equivalent to a 3-ton TNT explosion. The roughly 12-meter-long, 4.5-ton piece of debris is anticipated to carve out a new crater about 27 meters wide and 5 meters deep, sending dust and debris kilometers high.

While the impact flash will be too faint to see with the naked eye, the resulting debris cloud may be observable with telescopes for several minutes. Both NASA's Lunar Reconnaissance Orbiter and South Korea's Danuri orbiter are expected to capture images of the event. This incident follows a similar accidental lunar impact by Chinese rocket debris in 2022.

Experts, like astrophysicist Jonathan McDowell, acknowledge that this single impact poses no direct threat. However, they express concern about the growing amount of space junk. "This impact itself is not a problem," McDowell told the Associated Press, "but in the future, similar impacts could be a problem. It's important not to leave rockets in orbit."

This impact itself is not a problem, but in the future, similar impacts could be a problem. It's important not to leave rockets in orbit.

โ€” Jonathan McDowellAstrophysicist Jonathan McDowell commented on the potential future problems posed by space debris impacting celestial bodies.
DistantNews Editorial

Originally published by Hankyoreh in Korean. Translated, summarized, and contextualized by our editorial team with added local perspective. Read our editorial standards.