Is a scaled-up aircraft carrier 'ski-ramp' a viable system to impart enough velocity to significantly assist a spacecraft to orbit?
124819
What is the possibility of a railgun assisted orbital launch?
944
Conditions for vertical circular motion
94340
Potential energy conservation in traversable wormholes
420
Does the pilot of a rocket ship experience an asymptotic approach to the speed of light?
63700
Why doesn't an orbiting body keep accelerating?
92835
Add air resistance to projectile motion
4445
Can capital ships make accurate micro-jumps through Hyperspace without aiming for a gravity well?
117300
Difference between gravity and standing on a platform accelerating upwards at 9.81 m/s^2
158216
Does warp drive permit safe, near- or above- lightspeed travel through atmospheres?
98434
NASA's "Impossible" Space Engine
138721
Getting Deep into Drift Velocity
23078
Where does the extra kinetic energy come from in a gravitational slingshot?
151513
Linear motion with variable acceleration
85100
Constant $g$ acceleration from astronaut's frame of reference
32734
How do I calculate paths for objects with limited acceleration?
126037
What's wrong with Arnold's scaling argument on jumping height?
185
Why can't Transporter technology be used as a weapon?