"We now have the first outlines of a geologic map of the asteroid belt ... these H chondrites originated from the Massalia ...

Geologic map of the asteroid belt. Circles identify the ... exposure age of about 35 million years originated from the inner main belt. “In our opinion, these H chondrites originated from ...

a group of asteroids on similar orbits created when a larger parent asteroid broke apart. The family originated in the inner main belt not far from the source regions of near-Earth asteroids ...

“We compare the orbital elements of 2024 YR4 with the near-earth asteroid population model and find that its most likely sources are resonances between the inner and central main belt.