Tag: orbital-mechanics

84 What are the choices today for orbital mechanics simulation software? 2013-07-23T01:03:32.103

57 What can the KSP game actually teach about spaceflight and orbital mechanics, and what are its limitations? 2017-08-30T03:57:50.943

41 Which is closer to Mars, Earth or the Moon? 2018-01-31T19:58:39.413

40 Can you tack against the sun using a solar sail? 2013-07-18T10:45:48.160

34 Does a satellite naturally turn in phase with its orbit, always facing Earth? 2014-05-04T13:05:49.680

32 Why should space probes have to orbit the Earth before being launched at other planets? 2013-11-05T11:18:24.003

32 How realistic is Kerbal Space Program? 2014-05-09T21:23:58.453

31 Could a partial space elevator be practical and useful? 2013-07-17T14:14:40.410

30 How often does ISS require re-boosting to higher orbit? 2015-05-11T12:25:39.520

30 Is there any reason why a spacecraft would not be able to turn around without a gravity assist? 2016-01-05T01:48:39.893

29 Is there a lot of space trash at the Earth-Moon Lagrange points? 2014-03-20T15:24:57.207

28 Orbiting Earth before heading to Moon 2016-01-15T02:44:46.680

25 What uses would the Aldrin-Cycler have? 2014-03-03T22:21:24.997

25 How is the altitude of a satellite defined, given that the Earth is not spherical? 2017-11-28T09:55:54.177

24 Why should the James Webb Space telescope stay in the unstable L2? 2013-07-17T16:50:46.500

24 Why is geosynchronous orbit an altitude, rather than a velocity? 2015-08-31T21:16:05.830

24 How did the Lunar Module dock with the rest of Apollo 11 and what is the "CSM"? 2017-09-10T00:42:57.663

23 How to programmatically calculate orbital elements using position/velocity vectors? 2013-09-11T11:49:48.697

23 How large is the Earth's gravitational Sphere of Influence and how can it be calculated? 2013-12-03T16:25:00.667

23 When you shoot for the moon and miss, where do you end up? 2014-05-09T07:08:02.310

23 How complex was the math and physics necessary to place Apollo 11 on the moon? 2017-12-03T02:42:49.770

22 How are flight plans calculated? 2013-07-22T07:51:13.887

22 Do any launches bypass LEO? 2013-07-22T17:13:27.440

22 How can I intuitively understand gravity assists? 2015-06-12T07:58:31.597

22 Why is the ribbon of decommissioned geosynchronous satellites skewed? 2015-11-02T10:21:42.977

22 How does a spacecraft know that it is in orbit? 2016-07-05T11:53:05.820

22 SpaceX's 4,425 satellite constellation - what's the method to the madness? 2016-11-17T23:50:26.173

21 Is the "airship to orbit" mission profile feasible? 2014-12-23T01:42:17.433

19 How long does a CubeSat last? 2013-07-16T21:36:33.007

19 Could the sun be used as a gravity assist outside the solar system (with current tech)? 2013-07-29T20:31:33.527

19 Why will JUICE take 8 years to reach Jupiter, longer than any earlier spacecraft? 2013-08-08T14:20:46.200

19 Delta-V chart mathematics 2013-09-20T11:49:25.293

19 How did NASA determine the distance and velocity of voyager 1? 2013-10-09T11:21:56.027

19 How many active or inactive artificial satellites are in Mars orbit? 2014-09-24T14:51:07.450

18 Are there any (Lagrange) points in the Solar System in perpetual shade? 2014-02-03T09:49:37.100

18 What are these orientations called in orbit? 2014-02-07T13:03:43.013

18 How did NASA Conclude that the General Theory of Relativity was not Needed for Earth-Moon Flight Path Computation? 2015-03-19T13:13:58.400

18 Is it possible to have an orbit around the earth and the moon 2016-03-25T11:04:51.710

18 Why does InSight plan to launch from Vandenberg 2018-03-04T16:15:03.620

17 Determining orbital position at a future point in time 2015-04-26T07:54:45.197

17 How fast does Roche limit disintegration proceed? 2015-07-21T16:20:37.703

16 What is the probability of impact? 2013-07-24T23:39:31.287

16 How often does the ISS orbit align with the day/night terminator? 2014-06-03T15:07:37.753

16 Is the ideal transfer between two arbitrary planar orbits always a bi-tangential ellipse? 2016-07-01T16:00:16.650

15 Under what circumstances would an object falling out of spacecraft start orbiting that spacecraft? 2013-07-17T20:34:30.047

15 Will Rosetta have to adjust its orbit around Chury due to the comet's coma and tails? 2013-07-26T12:23:24.197

15 Gravity assist for manned travel 2013-07-31T19:26:17.670

15 Minimum Orbit Altitude 2014-11-03T18:41:33.780

15 Is the difference in orbital velocity of different parts measurable on board the ISS? 2016-07-13T21:26:29.170

15 When are there launch windows to Neptune via Jupiter? 2017-08-29T15:37:17.330

14 What branches of mathematics are widely used in astrodynamics? 2013-07-16T21:10:51.990

14 How deep is the force well of L4 and L5 Lagrangian Points of Earth-Sun set? 2013-07-17T11:32:43.623

14 Did the ISS have to adjust its course when the SpaceX Dragon capsule was detached? 2013-07-24T09:21:03.403

14 Energy consumption for travelling to the Moon vs. to Mars 2013-07-21T19:35:22.850

14 How does the gravity of a massive non-spherical object act on things around it? 2013-09-13T09:09:59.953

14 Does a mission to Venus orbit require less propellant than a similar mission to Mars? 2013-09-25T11:41:31.800

14 How does orbital eccentricity affect positions of Lagrange points $L_4$ and $L_5$? 2013-11-23T04:46:58.450

14 Why is momentum transferred to the moon? 2014-06-12T07:59:35.127

14 How much delta-v can we squeeze out of a gravitational slingshot and what factors limit it? 2014-12-25T18:56:15.740

14 What pushes a spacecraft during a flyby? 2015-07-06T14:42:27.570

14 How to tell a satellite is tumbling and out of control? 2016-02-10T04:34:21.793

13 Preventing orbital decay and micro adjustments to orbits by "leaning" on Earth's magnetic field 2013-07-27T14:40:49.160

13 Are sun-synchronous orbits possible around any body? 2013-08-01T11:36:20.067

13 How to calculate delta-v required for a planet-to-planet Hohmann transfer? 2013-08-20T07:55:11.173

13 How accurate is the patched conic approximation when performing a Hohmann interplanetary transfer? 2013-11-08T16:31:33.910

13 Space travel using constant acceleration drive: Earth to Europa 2014-03-05T18:47:09.023

13 Why would Sun-synchronous orbits be impossible around perfectly spherical bodies? 2014-09-12T11:25:59.530

13 How accurately (maximum possible accuracy) can future satellite positions be predicted? 2015-01-29T23:00:29.233

13 What is a "Sailboat Island of Stability"? 2015-06-03T01:19:29.433

13 Multiple aerobraking 2016-02-11T10:50:57.050

13 If we could send an orbiter to the Pluto-Charon system, could we put it in a stable orbit? 2016-03-09T23:33:44.720

13 What is the frame of reference for orbital speed? 2017-04-27T07:42:24.007

13 What's the reasonable "window" in days for a Mars-Earth Hohmann transfer? 2018-02-02T16:10:05.493

12 Can communication satellites be used in lunar orbit? 2013-08-07T10:35:45.630

12 How frequently do asteroids collide with each other? 2013-08-20T08:23:07.010

12 Has a solar sail been used on an orbital mission? 2014-01-12T23:09:22.147

12 If something "falls off" the L2 or L1 point, where will it go? 2014-02-19T13:02:40.877

12 How do spacecraft rendezvous in orbit? 2014-07-13T12:17:11.807

12 Docking in orbit 2015-08-07T17:10:25.003

12 What is the ISS drag? 2015-11-09T13:17:28.720

12 Transfer between elliptical orbits 2016-01-21T12:58:19.523

12 Ordering of the Lagrange points 2017-10-04T10:06:00.357

12 Why were the Sputniks launched to such high apogee? 2018-02-21T07:57:07.857

11 What is the first non-solar-system object Voyager 1 will run into? 2013-07-20T04:24:17.290

11 Are any precautions in place to prevent loss of the Rosetta Lander the way Hayabusa's MINERVA was? 2013-11-12T14:35:56.183

11 Are there any remaining spacecraft that can retrieve objects from Earth orbit? 2013-12-10T09:05:51.280

11 What does the BackFlip lunar cycler do in its pass by Earth? 2014-03-05T04:03:59.427

11 Do we sufficiently understand mechanics of Lagrange point stationkeeping for EML2 rendezvous and assembly? 2014-04-24T01:28:41.150

11 Why does the Sun-synchronous orbital plane rotate? 2015-02-16T22:18:07.360

11 How can you rendezvous with the ISS via the "Soyuz scheme" without a computer and out of ground contact? 2015-05-03T21:55:54.860

11 Spacecraft Maneuvers as Intellectual Property? Wow! 2016-05-11T03:16:45.107

10 Why Earth flybys? 2013-11-14T14:26:38.047

10 Is it possible for moons to have their own moons? 2013-11-26T11:48:36.547

10 Can a booster be designed to withstand 10,000 Gs? 2014-02-12T15:40:34.427

10 Escape velocity for our galaxy 2014-03-09T19:28:02.457

10 Would a satellite in retrograde orbit have a different speed than it would in prograde? 2014-03-31T15:38:10.563

10 Is it easier to land on Europa/Io than on Mars? What are the main considerations? 2014-05-29T14:31:48.553

10 What's the name of this maneuver for unlimited delta-v? 2014-08-26T20:01:33.040

10 How accurately can solar panels be continuously oriented toward the sun on a typical satellite? 2015-02-12T18:46:55.333