Rocket engines with 8 million pounds of force and a 537,000-gallon liquid hydrogen fuel tank can not only take you to the stars but can bring you back to Earth at mind-boggling speeds. The Space Launch System is the most powerful rocket ever built, and NASA is planning to send a crew whistling around the moon and back in early 2020. Though this may sound like a NASA-grade joyride, it’s a necessary step in developing manned rocket systems that can send a team to asteroids and other planets. Read more...

Reference: Electronic Products
                   Jean-Jacques DeLisle