[ProtectOurFreedom]

...impacts: events where rocks sped inwards from space to collide with the Martian surface,’

For 68 years, I've always wondered what planetary impacts were. Now that I know, I can go peacefully and have eternal rest.

[Does so]

...impacts: events where rocks sped inwards from space to collide with the Martian surface,’ For 68 years, I've always wondered what planetary impacts were. Now that I know, I can go peacefully and have eternal rest.

Ricochets from those impacts send Mars' rocks to Earth's surface. Those are sought-after on deserts and on the glaciers of Antarctica.