5 thing about International Space Station no one knows !!

Building began in 1998

357 feet in length

Largest human-made object in space

990,000 pounds weighing

The ISS orbits Earth at an altitude of approximately 250 miles

The ISS is a collaboration between five space agencies

NASA, Roscosmos (Russia), JAXA (Japan), ESA (Europe), and CSA (Canada).

The ISS has been continuously occupied by humans since  November 2, 2000

Crews of astronauts and cosmonauts from various countries living and working on board

Used as a platform for Earth observation and remote sensing, technology demonstrations

It also serves as a testbed for technology that will be used on future missions to the Moon and Mars