Earth’s Temporary Second Moon 2024 PT5 Bids Farewell as It Exits Orbit

On 29 September 2024, Earth briefly welcomed asteroid 2024 PT5 as a second moon. Discovered by NASA's ATLAS, this small asteroid will exit Earth's orbit by mid-November 2024. Its fleeting presence offers astronomers valuable insights into tracking mini-moons and potential asteroid threats. As scientists explore these transient companions, they uncover opportunities fo...