When is an asteroid not an asteroid? When it's Elon Musk's Tesla Roadster, it turns out.

The discovery of a new asteroid this month has turned out to be Elon Musk's Tesla Roadster launched by SpaceX in 2018.

https://www.space.com/the-universe/asteroids/when-is-an-asteroid-not-an-asteroid-when-its-elon-musks-tesla-roadster-it-turns-out