Time needed for a meteorite to reach the Earth surface
39282
The Time That 2 Masses Will Collide Due To Newtonian Gravity
70501
How fast is Earth moving through the universe?
84790
Can I measure a journey time < 100 years on a 100 light year voyage?
26245
How do neutrinos pass through the sun so quickly?
81555
Solving for initial velocity required to launch a projectile to a given destination at a different height
85576
Calculating the probability of seeing a shooting star within half an hour if we know it for one hour
83636
Earliest terrestrial planet?
128898
Short Story From the Seventies: Malign Meteor Hits Earth
2331
How fast does gravity propagate?
8070
What will be the trajectory of the given motion
47502
Newtons Cradle, Collision Theory
153901
How does time travel take into account the rotation/revolution of the Earth?
124661
Effect on length of day as the polar ice caps melt
113309
Why has Earth's core not become solid?
22106
Prove that time for planet to fall into the Sun equals $\left( \frac { 1 }{ 4\sqrt { 2 } } \right)$ of the planet's period
125127
Does time move slower at the equator?
110814
A barrier isolates Earth from space and slows down time