May 26, 2019 · NASA is working on a so-called 'Cryosleep Chamber', but why do they need it so badly? There must be a lot of benefits attached to this technology..

Nov 11, 2024 · Even on earth we often struggle to figure out what the temperature 'really' is. Mount a thermometer outside your window in direct sunlight, and it's going to read absurdly high. The …

Jul 17, 2021 · Computers on spacecraft often have small memory, like a few MB. Wouldn't it be nice to put more memory into them？ Or is MB-level already enough? Also, which spacecraft has the largest …

Jan 27, 2024 · Is there any way to know the weight of Fuel / Oxidizer consumed by just the turbo pumps of the RS-25 rocket engine?

Jul 13, 2015 · I noticed in the New Horizon's release time schedule by Emily Lakdawalla/ Planetary Society that after July 20th, there won't be any data returns from New Horizons until September. Why …

Apr 19, 2020 · I have some orbit, with a given semi-major axis, inclination, eccentricity, longitude of ascending node, argument of periapsis, and true anomaly. How can I, from this, calculate the …

Apr 12, 2016 · Given the dangers of the massive heat generated during re-entry, why can't spacecraft simply slow down using thrusters (or whatever) and just come in gently?

Apr 30, 2021 · Since centrifugal force can be used to replicate gravity using the equivalence principle, why has no space station actually utilised this? When space station staff have to endure long periods …

I've seen a fast spinning glass wheel used in front of a camera to clear away water, dust or ice. Could Solar panels be made circular and spin to clear dust off of them in the same way may? As o...

Nov 25, 2013 · The majority of the heat of the exhaust plume can be redirected away from the actual launchpad where the rocket is sat, be it by building exhaust plume tunnels or trenches beneath the …