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0votes

0answers

7views

Black Holes as Topological Defects in the Universal Expansion

1

asked 2 hours ago

6votes

2answers

460views

How to understand this complicated plot for Mariner 4's mid-course correction (to Mars)?

10.6k

answered 3 hours ago

3votes

2answers

628views

Do gimbaled engines have to be carefully test-fired to ensure the thrust axis intercepts center of rotation?

1

answered 5 hours ago

38votes

5answers

2kviews

How deep could a lunar mine go?

1

answered 8 hours ago

17votes

4answers

6kviews

Could we see the surface of Venus after the explosion of a H-bomb in its atmosphere?

1

modified yesterday

2votes

1answer

89views

Lambert's problem without collisions

6,620

answered yesterday

1vote

1answer

193views

Has any fission rocket engine using thorium as a fuel been considered?

SE - stop firing the good guys

44.1k

answered 2 days ago

2votes

2answers

316views

+100

Would a space rocket launching from Ceres in a path to Jupiter be faster relatively to the sun than one launching from Earth?

321

modified Apr 25 at 1:20

2votes

1answer

103views

Is there a formula for the maximum GPS Doppler that can be observed on Earth?

21

answered Apr 24 at 22:29

6votes

1answer

118views

How to calculate COEs from State Vectors in Left Handed XYZ Coordinate System/C++

1

modified Apr 24 at 20:09

6votes

1answer

486views

How do Inertial Navigation Systems compensate for their inability to measure gravitational acceleration?

1

modified Apr 23 at 20:17

3votes

0answers

49views

rebound + SPICE (scipy) simulation produces highly inclined lunar orbit

153k

modified Apr 23 at 16:54

22votes

4answers

6kviews

What's the (particle) density of the asteroid belt?

1,907

modified Apr 23 at 16:17

16votes

3answers

17kviews

Can you swim in space?

12.3k

modified Apr 23 at 4:59

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