Do you suppose that an artificially intelligent relativistic spacecraft propulsion driven spacecraft can prove the twin paradox or not?
Do you want to learn how to design rockets and spaceships? Here are a number of links that can help you learn a valuable skills known as rocketry and spacecraft design, to start with... Basic Spacecraft Design
What are the reasons for banning nuclear explosions in outer space, and therefore preventing humans to use nuclear spaceship propulsion?
Click here to learn more about NASA's Parker Solar Probe. The Parker Solar Probe will be the very first mission in all of history to fly to Earth's Sun.
Parker Solar Probe
3D Printing Our Way To Space
Click here to learn more about 3d printed CubeSat satellites.
To learn more, just on the click the space mission blog hyperlink below for further elaboration. https://spaceflight101.com/china-third-long-march-11-launch/