Answer:
72 percent of the atmosphere is below the common cruising altitude of commercial airliners (about 10,000 m or 32,800 ft). 99.99999 percent of the atmosphere is below the highest flight altitude of the aircraft X-15, which reached 354,300 ft (108 km) on August 22, 1963.
Pretty sure it’s hyperbole
With any poem, word choice, tone, and mood can all aid you in your search for finding theme. By analyzing these things, you try to understand where the author is coming from.