Questions tagged [constellations]

Questions about patterns formed by group of prominent stars in the night sky.

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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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6 votes
2 answers
201 views

Identifying Constellations from Sky Maps

In Such sky maps How to identify constellation in those blocks?The just seems to me like Random figures. Please suggest some good sources where I can study this?
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-1 votes
1 answer
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Why are there 12 zodiac signs?

My friend and I are arguing whether it is because there are 12 months or there are 12 constellations along this path. It makes more sense to me that, since there are 12 months, they divided the path ...
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On other planets, does the sun appear to pass through the same zodiac constellations?

Seen from Earth, the sun travels on a year-long orbit across the celestial sphere, passing through the twelve zodiac constellations. As I understand it, this path depends on our orbital plane---if our ...
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3 answers
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Constellation search from April 22 2007 [duplicate]

I need help. I am trying to find the night sky on April 22, 2007, over Memphis, TN. I know that there has to be some way to find it, and I am at a loss.
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2 answers
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What is use of Greek Letters in Astronomy? [closed]

We see letters such as $\epsilon$ or $\alpha$ or $\beta$ or $\eta$ etc... (possibly all Greek letters) Can Somebody state the use of all Greek letters in astronomy?
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How did the ancients know the constellation in which the sun is located?

The zodiac constellations lie along the plane of the ecliptic. In Spring equinox, sun lies in Pisces constellations. So Pisces is not visible during the day (because the sun light) and not visible in ...
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18 votes
3 answers
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How are constellations intact if the stars are rotating around galactic nuclei?

From what I understood, the Milky Way (or stars in the Milky Way) doesn't rotate like a collection of points in a disc due to the presence of some invisible matter. In theory, the angular velocities ...
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2 votes
1 answer
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How do I find out when a constellation reached its zenith?

I found this website to look at the sky at the specific time and location: http://www.fourmilab.ch/cgi-bin/Yoursky - you can insert latitude and longitude and time to see how the skies looked at any ...
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5 votes
2 answers
104 views

Constellation a celestial body is in

Given its right ascension and declination, find out the constellation a celestial body is in. Does anyone know of an algorithm (C#, js) for that? It would read the constellation boundaries (e.g. ...
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1 answer
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Has this image of the Draco Constellation been altered

Have the stars in this photo of the Draco Constellation been magnified so as to help me see the Draco or not? Also I really like [this image][2] of Orion; if someone knows of a site with a lot of ...
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9 votes
3 answers
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What Constellation Is This? (Photo Included)

Observed on 9th of Jan 2021 in Newcastle Upon Tyne (UK) looking WSW at a little after Midnight.
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5 votes
3 answers
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What is this constellation?

Every night I see this constellation from my window but I can't identify it. What is this constellation called? Also, it would be helpful if you could clarify on the other stars as well. Actual photo: ...
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14 votes
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Does this photo show the "Little Dipper" and "Big Dipper"?

There are two clusters of stars that I always thought were the Big Dipper and Little Dipper. But after looking at images of the Little Dipper and Big Dipper online, I am not too sure if that's what ...
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0 votes
1 answer
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Why isn't the constellation of that month's zodiac prominent or even visible during that month?

For instance, the month of October is called the month of Leo, but you will mainly see Aries, Taurus and the Southern skies during October, Leo isn't very prominent. So how is the zodiac decided?
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How can planet (WD 1856b) revolve around its smaller mass WD 1856?

WD 1856 has smaller mass than WD 1856b. So how WD1856 making WD 1856b revolve in the orbit? Its clear violating space-time curvature.
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3 votes
1 answer
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Searching dataset for Constellation detection

I need to develop an Machine Learning (ML) model for predicting constellation seen in a picture taken from a mobile. This I need to develop from scratch. Firstly, I need help finding a database which ...
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11 votes
2 answers
2k views

When the sun "enters" a constellation, doesn't it make it impossible to see that constellation?

I was reading on NASA's website about how the Babylonians came up with dividing the sky into different slices and picked a pattern of stars in each slice to represent it. This ties in to astrological ...
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1 answer
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Unable to detect stars and constellations in simulation of stars from the Hipparcos catalogue

I am creating a planetarium program using Unity3D and C# to plot out stars from the Hipparcos catalogue. Using the Plx, _RA.icrs and _DE.icrs columns of the dataset, I have managed to work the ...
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2 votes
1 answer
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Is this star group a constellation recognized by the IAU?

Below is an arrangement of stars I've found in a TV series. As an amateur astronomer I cannot identify if this is a constellation, after having looked through what is recognized by the IAU. Is this ...
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Does the average person in China know the constellations by the traditional Chinese system or Hellenic designation

As discussed in the International Dunhuang Project website, in traditional Chinese astronomy "the Chinese sky was divided into five great regions or palaces called gong 宫," and "Chinese astronomers ...
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2 answers
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Finding Quintuple Planetary Alignments with SkyField

I am working on a python script that will use the SkyField and SciPy libraries to find quintuple planetary conjunctions and their corresponding constellation location. Specifically I am looking for ...
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7 votes
2 answers
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Are there any galaxies visible in the night sky around the Orion constellation?

I'm writing a story for NaNoWriMo, and in it there is an extraterrestrial race whose home galaxy is visible from Earth. This home galaxy is visible (or even partially visible or barely visible) in the ...
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2 votes
2 answers
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Overhead (galactic North) view of the stars in and around the Vela Constellation with distance

I am working on a project and would like to have a star map--seen from "above" (Galactic North?) that calls out the stars in the Vela constellation and shows their distance from sol / earth. I ...
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4 votes
2 answers
1k views

Where can I find permissibly licensed database of stars and constellations?

I'm working on a game engine of sorts, and one thing I did for a previous game which was under the GPL was I had a night sky with the constellations visibly connected and I'd like to do that again. I ...
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11 votes
2 answers
3k views

On the consistency of different well-polished astronomy software

I have purchased a custom wedding band from a seller that claims the ring will show the constellations visible at the horizon on a specific date at a certain date and time. However, I have fired up ...
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1 vote
0 answers
57 views

Could you tell me this constellation name? [closed]

Hi Everyone please check this pictures could you tell me this constellation name ?
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1 answer
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If the axis of the Earth was through Greenland, what would the north celestial pole be? [closed]

If the axis of the Earth was through Greenland, what would the north celestial pole be?
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1 vote
1 answer
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Will the shape of the constellations change if we observe from another planet, say Mars? [duplicate]

Constellations are dominant features of night sky. But these are basically group of stars that forms particular shapes when viewed from Earth. How much the shape of a constellation will change if we ...
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1 vote
1 answer
108 views

Why do most of the myths behind constellations originate from Greek? [closed]

Why do most of the myths regarding constellations happen to have begun from Greek civilization? Why not other civilizations? Most people who lived in the past era probably observed star patterns in ...
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2 votes
1 answer
112 views

At what latitude could Orion's belt and Aldebaran be ~10 degrees above the horizon at the same time?

In his appearance on television contained in the video The Mystery That Keeps Neil deGrasse Tyson Up At Night, in the backdrop behind astronomer and educator Neil deGrasse Tyson and the talk-show host,...
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Why oddly shaped constellation areas?

Can somebody tell me why the constellations I've marked here have areas that resemble pieces of a puzzle, with very varying width and height and shapes, instead of being logically/evenly laid out on ...
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2 votes
1 answer
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Which direction do the constellation revolve in?

If I am standing looking towards the East from the Northern Hemisphere, do the constellations appear to rotate towards the West via the North or the West via the South or am I completely off target ...
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2 votes
1 answer
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What are the "lines" in a constellation or asterism called?

Is there a technical term for the "lines" in a constellation or asterism? Alternatively, is there an astronomy related coloquialism or any informal term that refers specifically to these lines, and ...
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1 vote
1 answer
69 views

How could I determine what areas of the Milky Way will be visible?

There is a new moon on Saturday, and the forecast in my area of Winnipeg, Manitoba, Canada calls for clear skies on that night. I would like to take a widefield astrophotograph. I have no idea what ...
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4 votes
4 answers
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If we could travel far enough would we be able to see a constelation in reverse?

I am enjoying Orion high in the sky this winter as always. I wondered if I could travel beyond it, say 2730 light years* and turn around, would I see Orion in reverse? If so, what of the neighboring ...
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4 votes
1 answer
637 views

Stars in multiple constellations

Are there examples of single stars that are a part of multiple constellations? What about stars that are part of one Western constellation and one non-Western? Thanks in advance!
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1 vote
2 answers
434 views

What is the oldest known prediction of constellation positions?

Would someone know of a good reference on the oldest known predictions of constellation positions? How far ahead could accurate positions be predicted? For example, could current constellation ...
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2 votes
2 answers
4k 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 ...
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5 votes
2 answers
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Exactly how does Canis Minor look like a dog?

Here's what Canis Minor looks like. To me, all I see is two stars. Canis Minor is a constellation of the giant Orion's hunting dog. Two stars can give quite a meaning. Two stars can mean a stick, a ...
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3 votes
1 answer
422 views

360 degree equirectangular projection of all naked eye stars with precessional motion for simulating

For many years now I've been using Voyager sky simulator by Carinasoft. The projection selections are great, but Equirectangular doesn't seem to one one of them. Is there a program out there that does ...
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3 votes
5 answers
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Stars in constellation patterns by catalogue number?

I need a resource that can tell me the stars that make up a constellation (pattern), preferably by Henry Draper or some catalogue number? All i can find is lists of every star in a constellation (area)...
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1 vote
1 answer
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Does the astrology of constellations relate to its position during the year?

For example, pisces birthdays are from Febuary 19th-March 20th. Would the sun be near or at the pisces constellation during Mid febuary to mid march? Basically, I was wondering whether the astrology ...
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9 votes
1 answer
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Polynesian wayfinding techniques - how does this work?

In Disney's "Moana", we get a hint of a Polynesian wayfinding technique of holding your hand to "measure the stars" (note, you're not giving the sky a high-five). We get to see two different ...
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4 votes
1 answer
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Why do constellation names change (eg from Cancer to Cancri) when used as part of a star's name?

Cancri is what to Cancer? or Leonis Minoris to Leo Minor? Arietis to Aries ? or Lyncis to Lynx. Are they the Flamesteed names, the Latin names, Greek names? What is their name?
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6 votes
1 answer
424 views

Opposite Constellation of Sagittarius A*

Suppose an alien race fired a laser beam from the centre of the Milky Way, it went through the Sun and then off further out of the galaxy. What Constellation would the light beam head towards, ...
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1 vote
3 answers
231 views

Can someone help me to identify this section of the night sky?

I have this image from a treasure hunt, I'm fairily certain it's a real piece of the sky, but I've been unable to identify it, can anyone help?
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6 votes
1 answer
280 views

Which stars, identifiable with the naked eye, have exoplanets?

If I look at the night sky, which easily identifiable stars have known exoplanets, and what are the names of those planets? With the recent discovery of so many exoplanets, it is a nice idea to look ...
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14 votes
1 answer
1k views

Martian Constellations

I was wondering if the constellations visible from Earth would also be visible from Mars. Would they look the same but just shifted slightly in the sky due to the larger circumference of the orbit?
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10 votes
2 answers
7k views

face-on galaxy and edge-on galaxy

I already googled a face-on galaxy and an edge-on galaxy, but I couldn't find any proper information. Would you explain them to me?
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