The Gumdrop-Shaped Orion Spacecraft and Service Module

NASA has conducted rigorous tests of Orion spacecraft and service module in preparation for future missions to Mars or even further into space, such as uncrewed flight called Artemis I. Before reentering Earth’s atmosphere, Orion crew module separates from its service module using Aerojet Rocketdyne’s LAS jettison motor for rapid separation from launch vehicle for…

Spacecraft Architecture and Subsystems

At launch sites, the physical structures that garner the most interest are assembly buildings. Cape Canaveral’s VAB, for instance, was specifically designed to assemble Saturn V rockets vertically while they traveled down an overhead gantry track toward their pads. Aerospace is focused on designing architectures with greater resilience and the capacity to reassemble quickly, necessitating…

Physics – Why is the Sky Blue and Sunsets Red?

As sunlight travels through the atmosphere, its light is scattered by air molecules and particles, with shorter wavelengths such as violet and blue being dispersed more widely than longer ones (red). Sky blue color comes from sunlight which has passed through our atmosphere; lunar illumination does not have this same impact, since its beam hasn’t…

Apollo 11 Quiz – Test Your Knowledge of Neil Armstrong, Buzz Aldrin and Michael Collins!

Since humans first set foot on another celestial body in 1969, we still marvel at their accomplishment. Put your knowledge of Neil Armstrong, Buzz Aldrin and Michael Collins through this quiz! Armstrong refers to this action as “rolling over,” which is actually an instruction to rotate and align the Eagle with the Moon’s surface. What…