Collecting a sample of asteroid

Sampler head

Bennu

2023

Capsule containing sampler head released as probe nears Earth

Sampler head stowed for journey home

Dust directed into collector, larger pieces gather in chamber

Burst of nitrogen gas scoops loose rock and soil from Bennu’s surface

Sampler head

will connect for about five seconds before probe bounces away

Springloaded arm

2020

Probe approaches

surface of Bennu

4

3

2

1

Sampler head

Bennu

2023

Capsule containing sampler head released as probe nears Earth

Sampler head stowed for journey home

Dust directed into collector, larger pieces gather in chamber

Burst of nitrogen gas scoops loose rock and soil from Bennu’s surface

Sampler head

will connect for about five seconds before probe bounces away

Springloaded arm

2020

Probe approaches

surface of Bennu