Q. With reference to Space debris, consider the following statements:
1.Space debris includes only man-made debris in space.
2.Kessler Syndrome is related to space debris.
Which of the statements given above is/are correct?
Answer: A
Notes:
Statement 1 is correct: Space debris can include natural space debris such as meteoroids, or man-made ones. Man made debris include defunct spacecrafts and satellites, stages of rockets which have launched payloads, dead satellites, satellite explosions and collisions.
Statement 2 is incorrect: Free floating space debris is a potential hazard for operational satellites and colliding with them can leave the satellites dysfunctional.
This is referred to as Kessler Syndrome, named after National Aeronautics and Space Administration (NASA) scientist Donald Kessler in 1978.
Source: Indian Express
