Earth Captures New Mini-Moon QQ8: Asteroid to Orbit Until Christmas

Space.com · 2026-11-05
Earth Captures New Mini-Moon QQ8: Asteroid to Orbit Until Christmas

Earth has temporarily captured a small asteroid, designated QQ8, which will act as a mini-moon until around Christmas. This rare event offers astronomers a unique opportunity to study a near-Earth object up close. Mini-moons like QQ8 are typically only a few meters across and are pulled into Earth's orbit for brief periods before continuing their journey around the sun. The asteroid was detected by automated sky surveys designed to spot such transient objects. Its capture highlights the dynamic nature of our planet's gravitational influence and the importance of monitoring near-Earth space. Researchers will use this time to gather data on its composition and rotation, which could inform future asteroid deflection strategies. As QQ8 eventually drifts away, it serves as a reminder of the constant cosmic traffic in our solar system.