Questions tagged [astronomy]
Questions on the astronomical applications of Mathematica.
14
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Extracting, Formatting, and Exporting Mathematica AstronomicalData - Is There an Easier Way?
If any of you have tried to use Mathematica AstronomicalData and its newest replacements like StarData, you may already be familiar with the large data issues, and the almost impossible download times....
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MoonPosition and TimeZone support
Bug introduced in 10.0 and fixed in 10.2
MoonPosition is new in 10.0
With this question, I noticed some some weird results of ...
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Heliocentric coordinates in PlanetData
I tried to use planets' HeliocentricLongitude and I wonder if anyone has any insight on what coordinate system they use.
I took vernal equinox times from http://ns1763.ca/equinox/eqindex.html and ...
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HEALPix grid on a sphere
Are there any Mathematica tools for using the HEALPix ( Hierarchical Equal Area isoLatitude Pixelation) grid on a sphere? It is commonly used in astronomy, but I have not found any Mathematica ...
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Is there a problem with some of the curated Star Data?
I'm not really sure if I'm doing something wrong, or if there's a problem with some of the Mathematica curated data on stars.
My problem is this: I'm trying to find the location (latitude and ...
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4
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Predicting Manhattanhenge
At the time of writing, Manhattanhenge is tonight in New York City (ref 1), "an event during which the setting sun is aligned with the east–west streets of the main street grid of Manhattan, New York ...
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3
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2 body orbits around a barycenter
I'm attempting to plot a barycentric orbit of the sun and Jupiter.
Initial Conditions
...
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AstroPosition[] years of validity
I'm using online version 13.3(?) attempting to compute the position of Jupiter. It looks like "AstroPosition[]" only returns values for years between 1900 and 2050. Outside of these dates, ...
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SatelliteData for a hypothetical satellite
SatelliteData appears to have some sort of orbit propagator behind it. It works for existing satellites, but is there any way to use it to predict the orbit of a ...
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Creating an orrery
I am interested in creating an orrery, ideally with SystemModeler. I have been experimenting with the MultiBody library since that allows you to do animations.
The most relevant example seems to be ...
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Solving the values of Christoffel symbols from a given metric tensor
Is there any easy mathematica package by which I can solve the Christoffel symbols from a given metric tensor?
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PlanetData "VelocityAroundSun" giving inconsistent answers
My goal is to create a ListPlot showing the Earth's orbital speed over the course of a year, with one datapoint per day. I'm seeing problems long before I even get to the point of plotting the data! ...
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Astroposition function in wolfra cloud
I am trying to copy paste and compute the input given in this link for the movement of mars.
But wolfram cloud gives error.
https://reference.wolfram.com/language/ref/AstroGraphics.html
When compute ...
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