Are impacts in outer space more powerful than on Earth?
50575
Collisions in space/vacuum
64989
Falling space debris defence systems in the Star wars universe
110814
A barrier isolates Earth from space and slows down time
56725
Human vs. alien to avoid extinction by omnipotent being
1011
Would a pipe from the surface to the Earth's exosphere suck all atmosphere to the space?
103756
Does Earth experience any significant, measurable time dilation at perihelion?
85007
The "Satellite Paradox": Twin paradox in orbiting satellites
75326
Why doesn't the moon crash into the Earth?
36588
What is a rocket engine thrusting against in space?
120287
Is there a maximum possible acceleration?
42372
Space Expansion vs. Relative Motion
85897
Why doesn't the percentage of oxygen in Earth's atmosphere diminish significantly with altitude?
29023
Is there an in universe explanation as to why the alternate universe is more advanced than ours?
70033
Marvin the Martian vs. the Death Star: how much energy will they actually need to disintegrate the Earth?
20981
Why is Earth's gravity stronger at the poles?
138161
Why is space a vacuum?
158216
Does warp drive permit safe, near- or above- lightspeed travel through atmospheres?