Space Engineers

Space Engineers

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I just found out that atmospheric thrusters dont work in space
Even in the airtight and high pressure premise.i really expected this to work bruh.its attached to natural gravity isnt it
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Showing 1-7 of 7 comments
carl.wear Jan 3, 2024 @ 6:51am 
Its a atmospheric thruster. That kind of implies it needs a atmosphere to operate in.

Its not really attached to natural gravity as there is gravity on the moon and the atmospheric thrusters don't work there.

In the G menu, when you hover over a block, sometimes it has useful information about it. Hover mouse over the thrusters and it gives info about where best to use them. Hover over weapons and it gives the maximum range etc.
KrazyIvanUS Jan 3, 2024 @ 7:29am 
Atmospheric thrusters in this game are basically like real life jet engines. These require gas or air to provide thrust through a type of fan which intakes the gas/air, compresses the gas, heats it up and expels it out the other end. Since there is no gas or air in space, this type of propulsion will not work.

Ion drives, even the theoretical type in real life, provide propulsion through expulsion of electrons. If there is atmosphere/gas/air, this provides resistance to that expulsion, as atmosphere provides a certain level of insulation against movement of electrons, resulting in lowered efficiency and thrust. Therefore, Ion drives are not too viable in atmosphere.

Hydrogen engines are basically rockets burning fuel and expelling the thrust through a focused exhaust port. This is basically like modern day rockets. This will provide thrust in any condition, though you do need enough thrust to overcome gravity for the mass you are trying to lift and enough fuel to maintain desired flight duration.
Last edited by KrazyIvanUS; Jan 3, 2024 @ 7:31am
valrawk Jan 3, 2024 @ 7:30am 
Originally posted by carl.wear:
Its a atmospheric thruster. That kind of implies it needs a atmosphere to operate in.
Its not really attached to natural gravity as there is gravity on the moon and the atmospheric thrusters don't work there.
I think he means if you build a huge hangar or bay and pressurize it, they still dont work.
KrazyIvanUS Jan 3, 2024 @ 7:32am 
Originally posted by valrawk:
Originally posted by carl.wear:
Its a atmospheric thruster. That kind of implies it needs a atmosphere to operate in.
Its not really attached to natural gravity as there is gravity on the moon and the atmospheric thrusters don't work there.
I think he means if you build a huge hangar or bay and pressurize it, they still dont work.
Yea, in that situation, it would make sense that atmospheric thrusters would work in a closed, pressurized environment (although you would be pretty much burning up all the atmosphere pretty quick using a jet engine). I guess in SE, it only works if it recognizes planetary gravity and atmosphere.
Last edited by KrazyIvanUS; Jan 3, 2024 @ 7:33am
M200Chan Jan 3, 2024 @ 8:48am 
Atmospheric Thrusters require P.Gravity on atmospheric planets (in my experience, they work at ~0.6g but I'm unsure on an exact value). They only take the planet's atmosphere into account - you can't use them in space with atmosphere.
I try to add six hydrogen thrusters to every atmospheric ship and a small hydrogen tank reserve of hydrogen. This is helpful for maneuvering atmospherics in zero-g hangar-bays or if you accidentally skip out of the gravity well of Europa or something.
BaseWall Jan 5, 2024 @ 7:28am 
ok, so you build an airtight room in your spaceship hangar and made a small atmos vehicle inside it
Nice test:) to bad it didnt worked.
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Date Posted: Jan 3, 2024 @ 4:59am
Posts: 7