As far as I can work out, the Voyagers have about 201 W of power available at the moment (August 2026). I have RTG data until 2020 which has the RTGs at about 225 W, and extrapolated a loss of 4 W/yea...
Why can't dissolved hydroxides (for example KOH) be used as ions in ion thrusters? (K+) and (OH-) ions do not require any energy to form from KOH unlike (Xe+) ions
I have read that a satellite orbiting the L1 Lagrange point of the Earth-moon system is an unstable orbit and a tiny nudge in the right direction can send the satellite towards the Earth or the moon. ...
During Starship Flight Test 13, at approximately the 27:30 mark, one of the commentators stated that the revised Artemis architecture has Starship HLS performing the translunar injection (TLI) burn wh...
Applying the KISS principle here - Keep It Simple, Stupid. I see asteroid minerals as the best near term economic opportunity in space - most other things will be harder - and expect the ability to do...
Suppose we have three identical containers filled with gasoline, all at the same initial temperature. One container is opened on Earth at sea level, the second is opened inside a pressurized spacecraf...
This instagram post by a ASCAN mentions a ropes course as a team building and soft skills activity during astronaut training. Any details on the design of the course itself and anything else that’s sp...
While reading through Ignition! looking for mentions of methalox, I came across this paragraph: A rather interesting recent development is slurried, or "slush" hydrogen. This is liquid hydrogen which...