Introduction

The International Space Center circles the globe every 90 minutes at a speed of 17,500 mph. It flies at an altitude of 248 miles above Earth.

It holds a crew of three to six people, and for a long time, used the Russian Soyuz spacecraft as a way to transport astronauts. SpaceX has...

As a gas giant, Saturn doesn’t have a true surface. The planet is mostly swirling gases and liquids deeper down. While a spacecraft would have nowhere to land on Saturn, it wouldn’t be able to fly through unscathed either. 

The extreme pressures and temperatures deep inside the planet crush...

 As a gas giant, Jupiter doesn't have a true surface. The planet is mostly swirling gases and liquids. While a spacecraft would have nowhere to land on Jupiter, it wouldn’t be able to fly through unscathed either. 

The extreme pressures and temperatures deep inside the planet crush, melt an...