Questions tagged [star-maps]

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Are Right Ascension and Declination from an "inside" perspective?

When reading up on celestial globes it talks about handedness and that many celestial globes are reversed so that the constellations appear as they do from earth. I'm trying to arrange some bright ...
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Star charts showing distances instead of apparent magnitudes?

I am curious as to what star charts would look like, if instead of scaling the size of dots by apparent magnitude, the size of dots were scaled by actual distance from earth. It would be nice to ...
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Software to create star maps with custom asterism lines?

I would like to be able to create star maps and charts, but define my own sets of “constellation” lines. I imagine I would need to provide an input file containing pairs of stars which would be ...
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Child-friendly freely available web-based tool to generate skymap

I am intending to develop a free web-based tool where kids can plot a 2D skymap based on terrestrial coordinates and local time. I am aware of the fact that multiple sites provide already accurate sky ...
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What are the various ways we can quickly generate custom star charts to find moving asteroids or comets in binoculars and telescopes?

Where can I find the positions of the planets, stars, moons, artificial satellites, etc. and visualize them? is an amazing resource and @user21 has set it up with a community wiki answer for all of us ...
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looking for a plugin or API for Moon-phases and sky-map

I want to create a website that contains star maps and moon phases like mapiful and thatverynight but couldn't find any helpful APIs or plugins. Can anyone help? thanks
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2 answers
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By type, how far out do we have good star maps?

First off, these questions asked by others seem related, but each asks a slightly different question and neither have very good answers: How well have we mapped our local neighborhood of stars? ...
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How well have we mapped our local neighborhood of stars?

Do we have a reasonable idea of how well we've mapped our local neighborhood of stars? That is, about what fraction we know about vs. what fraction are unseen (too dim, too much dust, not enough ...
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In the Cambridge Star Atlas 2000.0, two of the horizon line labels are flipped on one side of the page. Typo, or is there a reason?

I recently acquired the Cambridge Star Atlas 2000.0, and noticed something odd when taking it out observing. On the north side of the month-to-month star charts, the Mercator latitude indicators at ...
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3 answers
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Binocular-friendly star map to find the Recurrent Nova RS Ophiuchi?

I'd like to find or generate a map that will be useful for someone with an 8° FOV pair of binoculars to locate the Recurrent Nova RS Ophiuchi. As linked in The Observatory Science alert's Epic Nova ...
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Are there any old/ancient star maps that we can compare to today’s and see drastic differences?

Stars move through the sky very slowly, which is not noticeable in a human lifespan. I’m aware of proper motion of Barnard's Star and things of the sort but I’d like to obtain a noticeable record of ...
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Radius to which all hydrogen-burning stars are known?

For the purposes of this question, I wish to consider active, hydrogen-burning stars, not deuterium-burning brown dwarfs, or stellar remnants like black holes or neutron stars. (Though including ...
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How should I draw the horizon on a sky map?

Is there any way of drawing the horizon on sky maps similar to the one attached? This is the complete chart in Stellarium:
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1 answer
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Is this how stars’ right ascensions correlate to planets’ longitudes on a 2d map?

This is my first ever online question, so please bear with me: I’m working on an A1-sized map of at least 100 of the largest solar system bodies (henceforth just called ‘planets’, ignorning the IAU ...
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1 answer
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Star visibility above horizon map likewise day & light map or moonlight world map

I am looking for an option to present the given star visibility world map likewise day & night map or moonlight world map like below: Question: Is it possible to generate a map like this for some ...
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3 answers
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How can you determine the date using nothing but a star chart from the day and the time?

I'm doing a science olympiad event called Reach for the Stars, and one question that I've encountered provides a star chart and time of day, and you must figure out what month of the year it is from. ...
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7 votes
1 answer
246 views

What do the calendar rounds in Tomás Filsingers "Map of the Universe 2.000" mean?

Recently I did the Ravensburger puzzle "Map of the Universe 2.000 - Celestial Chart and Calendar Rounds" by Tomás Filsinger: Tomás said the last time he visited this site in 2019, that he ...
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1 vote
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make a celestial map from deep sky images

I take pictures of deep sky objects and I would like to make a celestial map that contains the pictures in the right position in the sky. Ideally something like stellarium. (but in stellarium it's ...
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5 votes
1 answer
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Is the pulsar map on the Pioneer/Voyager probes only meaningful for earthlings?

The Pioneer probes brought plaques (and later the Voyagers two golden discs) with a "pulsar map" imprinted on them. The purpose of the map is to make the position of the Sun clear for an ...
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2 votes
1 answer
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How can I calculate the apparent position of stars as seen from a location on Earth at a specific time?

I'd like to be able to generate star maps using Python, similar to what is done at YourSky. I believe this is possible with Astropy and the details provided in this question. I can import stars from ...
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14 votes
4 answers
4k views

Looking for a detailed Milky Way map

I am a UI designer working on a sci-fi strategy video game. I was wondering wether anybody here might be able to help? I am looking for a top down projection of the Milky Way that labels regions of ...
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1 answer
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Orientation of local star map

This image depicts our solar neighborhood Source The plane defined by the concentric circles, does it have a relationship to any galactic reference points or the ecliptic?
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1 answer
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What is the overlap between the Gaia and the Hipparcos catalog?

Is there any kind of concordance available between the sources in the Hipparcos catalog and the Gaia DR2 catalog? I.e., mapping the Gaia DR2 source_id to the Hipparcos HIP number?
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2 votes
0 answers
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Calculating historical star maps from proper motion

I'm working on some software which needs to calculate the position of stars and galaxies visible to the naked eye at different periods of human history. The Yale Bright Star Catalogue gives the ...
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1 answer
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I am looking for the SKYMAP Api (To create nightsky/star maps)

The ones used by underluckystars.com and thenightsky.com I have found several but I am having difficulty finding a working updated version, has anyone come across this API, or know where I can find ...
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2 answers
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How to create unique 3d star maps?

I have been trying to create a calculator which finds the distance between two stars that the user chooses. But I'm having a hard time visualizing where these stars are in real space. Do you know of ...
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1 vote
0 answers
727 views

Calculating the range of visible Right Ascension and Declination from specific location + time

Given a specific date and time, and coordination of a location on earth, how can I calculate (myself, or using a python package) range of visible RA and Dec? For example (but I'm looking for a ...
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3 votes
1 answer
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What projection would I use to map the northern night sky onto a geodesic dome?

I'm trying to create a geodesic dome with the stars of the northern night sky inscribed on the outside. The highest point of the dome would be the celestial north pole. How do I create a map that ...
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4 votes
2 answers
536 views

How do I make a custom pulsar map?

I'm looking to make a custom pulsar map like the one on the Voyager Records, but for an arbitrary location within the Milky Way Galaxy. I'm not even sure where to begin.
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2 votes
0 answers
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2D Distorted Star Map for Pasting on Sphere Surface

Are there printable 2D star maps that are distorted such that, when printed, they can be cut (along printed lines) to be applied to the outside of a sphere to represent the celestial sphere, as seen ...
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