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Questions tagged [axial-tilt]

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14 votes
1 answer

Earth is Tilted, but in reference to What Object / relative to what?

I am asking basic question on trying to understand on tilt. I know if I (as a human) tilt when standing on feet, my tilt will be in relation to gravity. For Earth, I am not able to understand, what is ...
puzzled's user avatar
  • 607
1 vote
0 answers

How is the amount and direction of the Sun's axial tilt as observed from other planets calculated?

Not long ago I asked this question; turns out that was fairly simple to figure out given the equatorial coordinates of the Sun's north pole (just convert to ecliptic coordinates, and see when the Sun ...
Outis Nemo's user avatar
2 votes
1 answer

Why do these two sources list different values for the Solar axial tilt to the ecliptic and Earth's orbital inclination to the Solar equator?

On the Wikipedia article for axial tilt the Solar axial tilt is listed as 7.25° to the ecliptic, whereas on the Wikipedia article of orbital inclination Earth is listed as having an orbital ...
Outis Nemo's user avatar
5 votes
2 answers

Elevation difference of analemmas' taken at different hours and the reason for the tendency of analemmas' being slanted with deviation from the noon

According to Wikipedia, in astronomy, an analemma (/ˌænəˈlɛmə/; from Ancient Greek ἀνάλημμα (analēmma) 'support') is a diagram showing the position of the Sun in the sky as seen from a fixed location ...
Jacob Miller's user avatar
2 votes
1 answer

On what four dates dates do we observe the minimal, maximal, and two days of zero Solar axial tilt relative to us?

In case the title is a bit confusing, what I'd like to know is essentially respectively on which dates the Solar axial tilt is pointing straight towards Earth, straight away from Earth, and ...
Outis Nemo's user avatar
1 vote
1 answer

How long are solar years on other planets?

Solar years for other planets are hard to find anywhere. Besides almost tiltless Mercury, how long does it take fora tropical year to pass on each planet? That is, how long does it take for those ...
Stephen's user avatar
  • 383
1 vote
1 answer

Would the influence of a black hole nearby cause a tilt of 63° of our solar system in relation to our galaxy?

I am trying to understand the influence of black holes and the tilts of solar systems on their axial plane In relation to the plane of their host galaxies.
Ashtaras's user avatar
1 vote
1 answer

Since there is an axial tilt present on planets, does this also affect their orbital angular momentum?

I would like to know whether an axial tilt on planets will affect their orbital angular momentum since I am creating a homework regarding angular momenta of planetary bodies in the Solar System.
Kurt's user avatar
  • 11
2 votes
0 answers

What are different forces acting on a planet which may be related to axial tilts?

In our solar system, we see that the axis of rotation of planets is tilted forex. The axial tilt of Venus is near 179 degrees. Venus, Uranus, and Pluto have large values of axial tilt(more than 90 ...
apk's user avatar
  • 949