Planetary Defenders (2025) Synopsis

How would humanity respond if we discovered an asteroid headed for Earth? NASA's Planetary Defenders is a gripping documentary that delves into the high-stakes world of asteroid detection and planetary defense.

How would humanity respond if we discovered an asteroid headed for Earth? NASA's Planetary Defenders is a gripping documentary that delves into the high-stakes world of asteroid detection and planetary defense.

Published Time: 2026-05-09 18:34:07