It is very clear that there are minor differences among 4 Fiqhs (Jurisprudences) (School of thoughts) (Shafi, Maliki, Hanbali and Hanafi). The group of these 4 Fiqhs are calledâJamaat e Sunnahâ and the followers of these Fiqhs are called Sunni.
A Heavy Spacecraft weighs between 15 and 50 tons, and requires between five and twenty crewmen. A spacecraft is incapable of interstellar travel. A spaceship is typically larger than a spacecraft, typically above 40 tons in weight. A Light Spaceship weighs between 40 and 100 tons and requires ten to thirty crewman. A Medium Spaceship weighs between 100 and 1000 tons and requires twenty to five-hundred crewmen. A Heavy Spaceship weighs more than 1000 tons and requires over five-hundred crewmen to operate. A Spaceship is incapable of interstellar travel.
Jet A / Jet A-1 is the most common type. So, 1 liter of jet fuel can weigh between 0.75 and 0.84 kg. If you need one specific number, you can use 0.81 kg, which is roughly the average for Jet A / Jet A-1 type. Let me know if you need more help with this question.