User uhoh

5

votes

1

answer

308

views

I'm going to invade Europa, any international interferences that could stop me?

Aug 18 at 8:45 SQB 169

25

votes

3

answers

5k

views

What is the "mass" of a Lagrange point?

orbital-mechanics gravity lagrangian-points mass

Aug 28 at 8:12 Qmechanic 296

9

votes

3

answers

4k

views

How do we come up with the gravity assist (or slingshot) formula?

history gravity-assist escape-velocity

May 15 at 12:12 Peter - Reinstate Monica 1,014

14

votes

3

answers

1k

views

Is there an intuitive reason for why the shape of the orbit at perigee is the mirror image of that at the apogee?

orbital-mechanics mathematics

May 4 at 4:02 Chris Ison 454

6

votes

1

answer

490

views

Understanding gravitational keyhole analysis for Near-Earth Objects

trajectory asteroid impact celestial-mechanics near-earth-object

May 2 '19 at 2:06 nealmcb 445

1

vote

2

answers

57

views

Apparent Centering Problem When Using the Perifocal System to Draw Orbital Ellipses

orbital-mechanics astrodynamics

Aug 19 '20 at 0:17 Keegan 43

23

votes

3

answers

6k

views

Why would oxygen be stored as a super critical fluid?

fuel oxygen apollo-13 supercritical-fluids

Oct 10 '19 at 16:04 Organic Marble 147k

31

votes

4

answers

5k

views

When will we send floating probes to Venus?

spacecraft probe colonization venus balloons

Sep 17 '19 at 21:22 kjpires 131

4

votes

1

answer

666

views

From what material and how are the Merlin engines and nozzles of it (sea level) manufactured?

spacex falcon-9 engines materials merlin-1d

Jun 7 '20 at 5:01 Martin Schröder 929

124

votes

4

answers

32k

views

Do the planets really orbit the Sun?

gravity solar-system

Apr 10 '20 at 14:14 called2voyage♦ 23.2k

8

votes

1

answer

252

views

How did the Curiosity rover on Mars manage to crack open a large area after drilling a hole?

mars curiosity

Jan 24 '20 at 15:58 Cornelis 6,053

4

votes

2

answers

395

views

How should the ISS telemetry for attitude be converted to roll, pitch, and yaw?

iss quaternion

Apr 5 at 10:05 Liam Kennedy 21

5

votes

2

answers

573

views

Besides the (currently down) HDEV, are there other public live video feeds from the ISS?

iss communication telemetry video hdev

Jan 25 '20 at 21:20 CourageousPotato 2,807

5

votes

1

answer

1k

views

J2 long-period perturbations in the inclination

orbital-mechanics orbital-elements

Jul 14 '17 at 16:31 Orbital Fun 368

21

votes

4

answers

3k

views

Do you need to burn fuel between gravity assists?

orbital-maneuver interplanetary gravity-assist

Sep 7 '19 at 10:28 CommunityBot 1

3

votes

1

answer

190

views

STK Computation of DUT1

stk-agi

Sep 12 '19 at 15:30 Carlos N 4,069

6

votes

2

answers

171

views

What is being shown on August 27th from the NOAA ACE satellite?

raw-data noaa

Feb 3 at 17:18 Glorfindel 612

4

votes

2

answers

205

views

How does a change in velocity affect the properties of an orbit in a 2D plane?

orbital-mechanics orbit

Aug 18 '17 at 17:21 MBM 181

7

votes

3

answers

949

views

How many earth stations had astronauts on-site during John Glenn's orbit in Friendship-7?

communication astronauts project-mercury

Dec 14 '16 at 8:40 Uwe 1,644

3

votes

2

answers

315

views

Calculating spacecraft thrust manoeuvres with JPL data

trajectory gravity-assist jpl-horizons thrust-vectoring

Mar 4 '18 at 18:12 Mark Adler 55.8k

4

votes

4

answers

392

views

Using what technology one can keep a spacecraft truly non rotating

spacecraft attitude flight-control

Dec 18 '18 at 8:38 CommunityBot 1

6

votes

2

answers

520

views

How to generate Chebyshev coefficients to produce an ephemeris file?

orbital-mechanics

Aug 15 '19 at 20:22 Translunar 1,030

5

votes

2

answers

1k

views

Why does NASA Horizons say that Earth inclination is not 0 at J2000 epoch?

orbital-mechanics orbital-elements

Jul 14 '19 at 15:53 David Hammen 55k

16

votes

3

answers

512

views

How would time measurement be done over great distances?

time

Jun 6 '19 at 7:59 Philipp 8,998

15

votes

2

answers

2k

views

Can the satellites in Martian orbit be put to use providing a rudimentary GPS system on Mars?

Sep 29 '14 at 23:16 Philipp 8,998

1

vote

1

answer

82

views

What is the parameter which stays constant at a location for downloading from Sentinel Copernicus Data?

python sentinel-spacecraft

Aug 13 '18 at 12:25 Matthew R. 566

2

votes

0

answers

43

views

How often has weather interfered with the Deep Space Network?

deep-space-network weather

May 10 '19 at 3:51 DrSheldon 45.7k

2

votes

1

answer

394

views

How to calculate the change in inclination due to perturbations?

orbital-mechanics station-keeping inclination

May 3 '19 at 11:36 user31394 31

22

votes

7

answers

20k

views

What are these orientations called in orbit?

orbital-mechanics orbit terminology

Nov 30 '18 at 20:01 CommunityBot 1

17

votes

2

answers

10k

views

How to calculate Delta V for lunar flyby

the-moon delta-v flyby

Jun 27 '14 at 2:02 frigate 1

Stack Exchange Network

current community

your communities

more stack exchange communities

Next badge

537 Bookmarks

I'm going to invade Europa, any international interferences that could stop me?

What is the "mass" of a Lagrange point?

How do we come up with the gravity assist (or slingshot) formula?

Is there an intuitive reason for why the shape of the orbit at perigee is the mirror image of that at the apogee?

Understanding gravitational keyhole analysis for Near-Earth Objects

Apparent Centering Problem When Using the Perifocal System to Draw Orbital Ellipses

Why would oxygen be stored as a super critical fluid?

When will we send floating probes to Venus?

From what material and how are the Merlin engines and nozzles of it (sea level) manufactured?

Do the planets really orbit the Sun?

How did the Curiosity rover on Mars manage to crack open a large area after drilling a hole?

How should the ISS telemetry for attitude be converted to roll, pitch, and yaw?

Besides the (currently down) HDEV, are there other public live video feeds from the ISS?

J2 long-period perturbations in the inclination

Do you need to burn fuel between gravity assists?

STK Computation of DUT1

What is being shown on August 27th from the NOAA ACE satellite?

How does a change in velocity affect the properties of an orbit in a 2D plane?

How many earth stations had astronauts on-site during John Glenn's orbit in Friendship-7?

Calculating spacecraft thrust manoeuvres with JPL data

Using what technology one can keep a spacecraft truly non rotating

How to generate Chebyshev coefficients to produce an ephemeris file?

Why does NASA Horizons say that Earth inclination is not 0 at J2000 epoch?

How would time measurement be done over great distances?

Can the satellites in Martian orbit be put to use providing a rudimentary GPS system on Mars?

What is the parameter which stays constant at a location for downloading from Sentinel Copernicus Data?

How often has weather interfered with the Deep Space Network?

How to calculate the change in inclination due to perturbations?

What are these orientations called in orbit?

How to calculate Delta V for lunar flyby