Nasa has successfully landed the largest asteroid sample ever collected back on Earth.A capsule containing about 250g of rocks and dust collected from asteroid Bennu touched down in the Utah desert near Salt Lake City at 3.52pm BST on Sunday, three minutes ahead of schedule.

Nasa has successfully landed the largest asteroid sample ever collected back on Earth.A capsule containing about 250g of rocks and dust collected from asteroid Bennu touched down in the Utah desert near Salt Lake City at 3.52pm BST on Sunday, three minutes ahead of schedule.