User choeger

17 votes

1 answer

1k views

Is the difference in orbital velocity of different parts measurable on board the ISS?

asked Jul 13, 2016 at 21:26

16 votes

2 answers

2k views

Is the Falcon Heavy booster much simpler to land than the Falcon 9 first stage?

asked May 10, 2016 at 9:22

15 votes

6 answers

720 views

What limits miniaturization of space probes?

asked May 23, 2016 at 21:02

12 votes

4 answers

12k views

Bounce off the atmosphere at reentry?

asked Dec 6, 2016 at 21:48

11 votes

1 answer

340 views

Liquids Plumbing on board

asked Aug 5, 2016 at 15:45

11 votes

1 answer

4k views

How did the Space Shuttle maintain thrust/weight balance

asked Mar 3, 2016 at 8:51

10 votes

2 answers

2k views

Would a nuclear propelled spaceship still need a storm shelter?

asked Mar 16, 2016 at 10:27

10 votes

2 answers

2k views

How does propellant flow work in a nuclear thermal rocket?

asked Mar 31, 2016 at 8:04

8 votes

1 answer

530 views

Why is the Dragon small compared with the Falcon 9 LEO payload

asked Apr 8, 2016 at 17:56

7 votes

1 answer

442 views

Is it possible to develop a small orbital rocket, like RocketLab's Electron, for a weapons delivery system?

asked Jan 22, 2018 at 7:46

6 votes

1 answer

741 views

Why is the development of the Falcon Heavy difficult, when two of three cores are reused?

asked May 10, 2017 at 19:01

6 votes

1 answer

579 views

How would a manned Mars Lander be tested

asked Feb 28, 2016 at 14:22

6 votes

2 answers

2k views

Dragon 2 Propellant Capacity

asked Jun 23, 2016 at 12:31

5 votes

3 answers

5k views

Common usage of "dry-mass"

asked Jun 27, 2016 at 4:47

5 votes

4 answers

1k views

Why is comet deflection so hard (and how does a fusion rocket help)?

asked Apr 5, 2016 at 10:04

5 votes

1 answer

684 views

What does SpaceX do with all the engines?

asked Mar 3, 2017 at 19:25

5 votes

0 answers

479 views

Optimizing Suicide Burn

asked May 2, 2017 at 18:21

4 votes

2 answers

195 views

Could Solar Cells provide Neutron shielding?

asked May 19, 2016 at 14:58

3 votes

2 answers

521 views

Can landing modules use left over fuel from earlier stages?

asked Mar 16, 2016 at 22:35

3 votes

2 answers

361 views

What exactly makes Red Dragon costly

asked Jul 28, 2016 at 20:20

3 votes

1 answer

232 views

Plausible starting parameters for a Moon suicide burn

asked Jun 24, 2016 at 13:40

2 votes

3 answers

249 views

How variable is the landing spot of a reusable Falcon 9 with a GTO payload

asked Jun 16, 2016 at 9:28

2 votes

1 answer

548 views

Why do we always only launch one probe? [duplicate]

asked Jul 5, 2016 at 8:31

2 votes

0 answers

115 views

Shielding requirements for Antimatter drive

asked Aug 7, 2015 at 21:24

1 vote

1 answer

324 views

What are the challenges of a large Bola style Habitat

asked Aug 14, 2016 at 19:53

1 vote

0 answers

66 views

Does a low-orbit communication network drive a sustainable launch market?

asked Nov 19, 2016 at 16:44

Stack Exchange Network

26 Questions

Is the difference in orbital velocity of different parts measurable on board the ISS?

Is the Falcon Heavy booster much simpler to land than the Falcon 9 first stage?

What limits miniaturization of space probes?

Bounce off the atmosphere at reentry?

Liquids Plumbing on board

How did the Space Shuttle maintain thrust/weight balance

Would a nuclear propelled spaceship still need a storm shelter?

How does propellant flow work in a nuclear thermal rocket?

Why is the Dragon small compared with the Falcon 9 LEO payload

Is it possible to develop a small orbital rocket, like RocketLab's Electron, for a weapons delivery system?

Why is the development of the Falcon Heavy difficult, when two of three cores are reused?

How would a manned Mars Lander be tested

Dragon 2 Propellant Capacity

Common usage of "dry-mass"

Why is comet deflection so hard (and how does a fusion rocket help)?

What does SpaceX do with all the engines?

Optimizing Suicide Burn

Could Solar Cells provide Neutron shielding?

Can landing modules use left over fuel from earlier stages?

What exactly makes Red Dragon costly

Plausible starting parameters for a Moon suicide burn

How variable is the landing spot of a reusable Falcon 9 with a GTO payload

Why do we always only launch one probe? [duplicate]

Shielding requirements for Antimatter drive

What are the challenges of a large Bola style Habitat

Does a low-orbit communication network drive a sustainable launch market?