Linked Questions

2
votes
1answer
82 views

Historical Distance of Planets to Earth [duplicate]

I'm curious if there is a readily accessible tool available, or simply a reliable way to find out what the distance of the planets in the solar system were on a given date. For example, if I am ...
2
votes
1answer
41 views

Where can I find data on Mercury's orbit to fit a model to? [duplicate]

I have a project in which a Monte-Carlo method is used to find the optimal parameters for some model that is fit to a data set. I want to fit a model for the orbit of Mercury using this methods, but I ...
8
votes
4answers
2k views

Where can I find a set of data of the initial conditions of our solar system?

As title suggests I'm in need of a set of data of our solar system. Similar to this http://bima.astro.umd.edu/nemo/archive/#iau25, specifically dubinsky milky way-andromeda data. I'm creating a n-...
11
votes
2answers
439 views

How to discover Neptune from the Uranus orbit (by computer simulation)

I would like to demonstrate the existence of another planet (Neptune) by studying the discrepancy between the observation of the Uranus orbit and the mathematical prediction, this work was made from ...
11
votes
1answer
7k views

How does the Moon look like from different latitudes of the Earth?

I have heard, that on the northern hemisphere, you can estimate a direction of south if you imagine a line going through the tips of the border between illuminated and shadowed part of the Moon, and ...
11
votes
2answers
258 views

Present distances between planet. How can I find them?

It's "commonly known" how distant are our solar system planets from Sun. But we can't easily say that about planets, which distances can differ greatly, without some observations (or simulations, ...
1
vote
2answers
2k views

Where can I find a visible star dataset?

I'm trying to do a project for a databases class where I have a user enter their current location and I tell them what constellations/planets/etc are visible in their area. I've seen this data ...
3
votes
3answers
153 views

What is it that I have been seeing in the sky?

So I'm interested in space scientifically. I do have a firm belief that there could be intelligent civilizations in our universe. Just wanted to get that out of the way. I've been spending the ...
1
vote
2answers
584 views

Calculate eclipse days and duration of satellite

If a satellite is revolving in a GEO orbit, then what will be the eclipse duration for it? How to calculate when the satellite will enter the dark side of the Earth? Any formula or online tool would ...
5
votes
1answer
1k views

Solar system data API?

I'm prototyping a real time solar system / milky way discovery app. Could you please help me on: -What is the best orbital data public API I can use? -What is the standard numerical way to define ...
4
votes
2answers
371 views

Creating a rectangular star map

I'm trying to find/create a star map between the declinations of -45 to +60, and need it to be a rectangle. Is there any software/website that would let me create this? Is there a name for this kind ...
0
votes
4answers
501 views

Obtaining deltaT for use in software

I'm currently developing a javascript application in which I want to calculate the approximate position of the sun. This works quite fine but requires the value for deltaT (TT-UT) to be set depending ...
3
votes
1answer
386 views

What is the distance of Earth from the 7 planets, moons and the Sun at a point of time?

I wanted to know the distance of the 7 planets (Mercury, Mars, Venus, Jupiter, Saturn, Uranus, Neptune ) each (or at least 5 planets) from the earth and the angle that it will make with a line ...
2
votes
2answers
140 views

Software for simulating a night sky

Not sure if this is the right StackExchange for this, but seems appropriate. Is there any off-the-shelf software that can display a star field (view of the night sky) as if seen from a particular ...
1
vote
1answer
380 views

Open access table of visible stars with magnitude, coordinates, and possibly color?

I'm looking for a link to a table of visible stars that is open and available to everyone. It should have magnitude, RA, dec, and possibly some indication of color. This will be used to produce ...

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