Questions tagged [ecliptic-plane]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
0answers
70 views

Why does the Sun track out a seemingly sinusoidal path on the celestial sphere? [closed]

I know it's somehow related to the way things are projected but it hasn't quite clicked yet. The question arose because I wanted to understand the path of the eclipitic after reading about it here: ...
5
votes
2answers
209 views

Apollo PTC roll orientation and communication with earth

I have a 2 part question. With the Sun, Earth and Moon on the same plane, I do not understand the difference in heat distribution between perpendicular or parallel orientation with reference to the ...
4
votes
0answers
119 views

Solar system galactic velocity vector relative to ecliptic plane

The Solar system moves through the Milky Way galaxy with velocity of 230 km/s. The ecliptic plane is located ~60 degrees with relation to the galaxy plane, according to this source. The page also ...
2
votes
1answer
102 views

Does the Delta v to leave the entire solar system depend on its angle to the ecliptic?

Does the delta-v requirement change depending on the angle a craft is leaving the ecliptic? If a craft were to be leaving only a few degrees above the ecliptic, would it take less delta-v than if a ...
3
votes
1answer
176 views

Have there been any spacecraft with an ecliptic Earth orbit?

Have any spacecraft (manned or unmanned) orbited the Earth in the same plane as the Sun? (Please read the question carefully. It is not an orbit centered around the Sun, nor an equatorial orbit.)
4
votes
0answers
329 views

Ecliptic reference frame for satellite orbits in JPL Horizons

I'm trying to get orbital elements for natural satellites of all the plates with respect to their system's barycenters and I don't see how it is possible that using the ecliptic as a reference plane ...
4
votes
1answer
412 views

How to (correctly) rotate this data so the Ecliptic is in the XY plane?

When plotting orbits using the Python package Skyfield, the coordinates are barycentric ICRS. This puts the center of mass of the solar system at the origin, but the $\hat{z}$ axis is tilted about 23° ...
10
votes
1answer
759 views

Is Google Earth's view from space geometrically correct?

Google maps has a new (to me) feature, and it is pretty awesome! If you start at maps.google.com, switch to Earth view, and zoom all the way out, you get a view something like the one shown below. ...
10
votes
1answer
255 views

Why would Kepler’s pointing problems be minimized if aimed within the ecliptic?

Having read a few articles on the suggested new uses for the crippled Kepler space observatory with only two out of four functioning reaction wheels, several ideas suggest that Kepler’s pointing ...
18
votes
5answers
2k views

Would leaving the ecliptic plane offer any benefit to interstellar travel?

Aside from the obvious answer of being able to easily avoid the larger bodies in the Solar System. I'm primarily curious as to the mechanics of this endeavor -- would there be any benefit to ...