this post was submitted on 13 Feb 2025
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Russia Claims New Plasma-Based Engine Could Cut Mars Travel to Just 30 Days (gizmodo.com)
submitted 5 days ago by [email protected] to c/space
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[โ€“] SkybreakerEngineer 4 points 5 days ago (3 children)

The only actual metric they quoted is exhaust speed? Really? BS detector is ringing

[โ€“] [email protected] 3 points 5 days ago (2 children)

The only actual metric they quoted is exhaust speed?

Not saying we shouldn't be skeptical, but isn't that the most important metric? A crazy-high exhaust velocity is how you get an engine with crazy-high specific impulse.

[โ€“] SkybreakerEngineer 3 points 5 days ago

Fuel type, specific impulse, thrust, power consumption, engine mass and volume...

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