Wake up a planet by detonating deep down in the core?
39319
Book about a town that is transported by an explosion into a freezing desert
81410
How fast a (relatively) small black hole will consume the Earth?
109897
Short story: rocket fuel which oxidizes iron destroys life on earth
35154
Can the Earth's magnetic field be used to generate electricity?
137102
Is it theoretically possible to reach $0$ Kelvin?
130893
Activate Rigid Body Physics at certain time?
156197
How much energy does lowering an object into a black hole generate?
57667
Escape velocity from Earth
9378
Why is the earth a viable return path for power distribution?
89358
How do I fuel my spaceship?
84235
If we threw a baseball from the ISS, could we deorbit the ball?
1011
Would a pipe from the surface to the Earth's exosphere suck all atmosphere to the space?
141399
Throwing a ball from the surface of the earth so that it ends up in a circular orbit
72072
How about an exact solution for the position of a planet as a function of time?
46739
Dark Energy saving the world
10505
Entering a black hole, jumping into another universe---with questions
13143
Why doesn't planet Earth expand if I accelerate upwards when standing on its surface?