Could the sun be used as a gravity assist outside the solar system (with current tech)?11yr ⋅ alanse-26 ⋅ se/space
Is there any type of mechanical bearing that can be used in the full vacuum of space?11yr ⋅ alanse-26 ⋅ se/space
Could Earth-lunar flybys be repeated consecutively without the use of propellant?11yr ⋅ alanse-26 ⋅ se/space
Minimum Delta V to a staging area in cislunar space for a vertical space gun11yr ⋅ alanse-26 ⋅ se/space
