What is the speed that needs to be developed so that the spacecraft overcomes the gravity of a celestial body and enters its orbit?
What is not usually on board a space station in Earth orbit?
What is needed for a spacecraft to rotate in orbit around its own axis?
Is it possible to grow plants in zero gravity?
What are Van Allen belts?
How much will a person weigh on the Moon if his/her weight on Earth is 72 kg?
What is the hypothetical situation called when a collision of a spacecraft with debris in Earth orbit leads to an increase in the number of dangerous debris?
The absence of what is the biggest obstacle to building a base on Mars?
How long should it take to fly to the closest exoplanet to us at Proxima Centauri, if you fly at a constant speed of 3000 km/s?