Which of the following describes a major challenge of interstellar travel at near light speed?
A) Any interstellar journey will take much longer than the lives of the crew members.
B) Time dilation will slow the heartbeats of the crew to a dangerously low rate.
C) Atoms and ions in interstellar space will hit the spacecraft like a flood of dangerous cosmic rays.
D) Asteroid fields floating in interstellar space will present a severe navigational challenge.
E) Supernova explosions could destroy spaceships passing nearby.

Question

Quizplus · Accepted Answer

At near light speed, even small particles like atoms and ions in interstellar space can cause significant damage to a spacecraft due to their high relative velocity, similar to cosmic rays.

Which of the Following Describes a Major Challenge of Interstellar