Questions tagged [naming]
Questions regarding the process of assigning an identifying set of characters to an astronomical object.
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What’s an Earth-Sun-Moon eclipse called?
I understand we would all die and this is a common “think about your question before you ask it” thing in high school, but what would we call an eclipse where the Sun gets in between Earth and the ...
5
votes
1answer
113 views
Why was Neptune rather than Uranus chosen as an archetype?
The largest exoplanets are typically called Jupiter-like planets, or hot/cold Jupiters. Since Jupiter is the largest most massive planet in our Solar system, it makes sense that it would be chosen as ...
2
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1answer
80 views
The star that died and became the Crab Nebula and Crab Pulsar?
The supernova of this star was witnessed about 1 thousand years ago, and the star's remains are the Crab Nebula and Crab Pulsar. What is this no longer existent star called? How massive was this star? ...
0
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1answer
35 views
What is the naming convention for craters on Mercury?
The two largest craters on Mercury are names Caloris (meaning "hot") and Rembrandt (for the painter). So there doesn't seem to be a pattern.
By convention, craters on Mars are named for ...
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2answers
41 views
Naming convention for multiple star systems
Okay, so I've seen different notations for the stars in β Capricorni. Some sources state that the stars are Aa, Ab1 and Ab2, Ba, and Bb, while others say that they are Aa, Aba and Abb, Ba, and Bb. So, ...
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2answers
50 views
What is the naming convention for temporary moons?
Is there a naming convention for temporary moons? Or do they follow the naming conventions of other small bodies?
In the case of 2006 RH$_{120}$, 2015 HP$_{116}$, 2020 CD$_3$ and 2020 SO, the first ...
0
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1answer
44 views
Why do some pulsar planets have designations with a capital letter at the end?
The pulsar PSR B1257+12 has three planets. Most triple-planet system have designation foo b, foo c, and foo d. However, I noticed that the three planets of this pulsar (PSR B1257+12) have a ...
5
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1answer
447 views
Why were the Magellanic Clouds named that way?
From the Wikipedia article, the Large and Small Magellanic Clouds were observed prior to Magellan's expedition, and the name only stuck long after Magellan's expedition (at first, they were called ...
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1answer
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Is there a name for a planet and its moons/satellites?
I'm wondering if there's a name that encapsulates the concept of a planet and the objects that orbit in its gravity. There's a solar system that encapsulates a star and its multiple planets and other ...
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1answer
128 views
Why are Uranus' satellites named after characters in Shakespeare?
Oberon, Titania, Ophelia, Puck, Miranda... Uranus' satellites are named for characters in the works of Shakespeare and Pope. Yet the names of Jupiter and Saturn's moon come from the Roman and Greek ...
3
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1answer
85 views
What name was voted for Tau Boötis b by the Name Exoworlds Project?
In 2015, the exoplanet Tau Boötis b was included in the Name Exoworlds Project, a project where various international astronomy organizations would propose names for a selection of known exoplanets ...
3
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1answer
96 views
Why is there no Proxima 'a' planet? I'm confused about the naming convention [duplicate]
Why is there no exoplanet around Proxima Centauri designated with the letter 'a'? There is, famously, a 'b' and now a newly confirmed 'c'....
I have read that exoplanets around a star are designated ...
2
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0answers
77 views
Why was the diaeresis removed from Pasiphae?
The Gazetteer of Planetary Nomenclature notes that the spelling of Jupiter's moon Pasiphae was changed from Pasiphaë in July 2009, i.e. they removed the diaeresis. I've been unable to track down the ...
3
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2answers
965 views
Why were two galaxies named “The Sagittarius Galaxy”? Is this common?
Phys.org's says:
The formation of the Sun, the Solar System and the subsequent emergence of life on Earth may be a consequence of a collision between our galaxy, the Milky Way, and a smaller ...
4
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1answer
124 views
Astronomical Term *Mezzocielo*
What is the name of the point of intersection of the great circle passing through the celestial north pole P and the Zenith Z, with the celestial equator? (Point T in the figure)
In Italian this point ...
4
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2answers
241 views
Does IC 1101 have any name?
IC 1101 is the single largest galaxy that has ever been found in the observable universe, but does IC 1101 have any other name or at least a nick-name, perhaps something more soothing to the ear and ...
0
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0answers
46 views
Who first named the planets Mercury, Venus, Mars, Jupiter, and Saturn? [duplicate]
Who first named the planets Mercury, Venus, Mars, Jupiter, and Saturn?
Agnes Clerke's Catholic Encyclopedia article "Astronomy in the Bible" § Planets claims that "Venus and Saturn are the only ...
3
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2answers
536 views
Ross 128 (What does the number mean?)
I see that there are a number of stars that have a number at the end of them. Ross 128 is an example. What does this number mean?
2
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1answer
68 views
How official is TNO 486958, 2014 MU69's new name Arrokoth?
The Trans-Neptunian object 486958 or 2014 MU69 has had several designations and nicknames. According to Phys.org's NASA renames faraway ice world 'Arrokoth' after backlash
Ultima Thule, the ...
4
votes
1answer
630 views
Is there a database of all known star names/identifiers?
I am looking for a list of all known identifiers used for stars. I'm not sure on the terminology. While I do want the "proper names", I also want whatever identifier is used for each star detected, ...
0
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1answer
67 views
Does Mars' “Northern ocean” have another name? What about the “Inland Sea”?
The March 15, 2019 Phys.org article A NASA spacecraft may have explored the edges of an early Mars sea in 1997 shows a stylized map of an area on Mars where the Mars Pathfinder landed and uses colors ...
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3answers
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How many asteroids are named after musicians? Is there a searchable list for this?
Spot checking Wikipedia, Google and JPL's Horizions I found several musicians right away, including Lou Reed, Elvis, Freddy Mercury, and David Bowie.
Is there a way to find all of the asteroids that ...
4
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1answer
145 views
How did Biden become VP? (naming of 2012 VP113)
The Carnegie Science article Solar System's Edge Redefined describes the discovery of the object 2012 VP113.
Wikipedia's article 2012 VP113 says:
Nickname:
2012 VP113 was abbreviated "VP" ...
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1answer
156 views
Why was Uranus named what it was? [duplicate]
Why was Uranus named what it was, and who came up with the name?
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82 views
What is the official classification and naming system of objects in the universe(, or what would my URI look like)?
Poetic human centric approach:
Universe/Laniakea/Virgo/MilkyWay/Sol/Earth/Humans/AndreasT
Little bit more technical:
...
2
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2answers
99 views
What does the word “compact” mean in astronomy/astrophysics?
I have seen countless times the adjective "compact" in astronomy, e.g. compact stars, compact binaries, etc. I would like to know, what exactly is this supposed to mean? From this source, I am led to ...
6
votes
1answer
294 views
What do the acronyms in “AT 2017 gfo” mean?
About 11 hours after the detection of GW170817 by Ligo/Virgo and the quickly succeeding detected GRB170817, a transient afterglow in the optical-nIR frequency appeared which showed many signs of r-...
3
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2answers
139 views
How to name planets outside our galaxy?
Recently, planets outside our galaxy have been discovered.
How would be the convention to naming these planets? As far as I know, it seems that there is no standard for naming exoplanets even in our ...
4
votes
3answers
624 views
Why nobody cares to give the nearest stars better names?
The star occupying 6th place on Wikipedia's list of nearest stars and brown dwarfs can be called either Lalande 21185, BD+36 2147, Gliese 411 or HD 95735. That seems to me like a fine, quadruple ...
6
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2answers
3k views
Why is Sagittarius A* called so?
At the center of the Milky Way, we have a supermassive black hole. It's name is "Sagittarius A*". I was wondering that why is it called so? I mean, why "A*" why not just "A". Is there a naming system ...
2
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1answer
294 views
Whats the name of this eye-shaped galaxy?
I would like to know the name of this eye-shaped galaxy:
Strange eye-shaped galaxy has black-hole iris, Betsy Mason, 23.07.2009, Wired.com:
3
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3answers
352 views
What's the name of outside the cosmic horizon?
The word we use to refer to what's inside the cosmic horizon is the 'universe', so what would you call the empty space outside of the horizon?
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1answer
299 views
Why does exoplanets' naming start from “b” and not from “a”? [duplicate]
An exoplanet named after its host star receives the suffix letter "b" if it was the first planet discovered to orbit that star, or "c" if it was the second, or "d" if it was the third, and so on.
Why ...
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1answer
330 views
Is there a relation with the noun planet and to be in a plane?
This morning I was in the shower and it struck me that the word planet might be related to the fact that the PLANEts orbit the sun in a PLANE. Did this naming somewhat happen by accident or was it ...
3
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0answers
55 views
Is there a timeline for the naming of the TRAPPIST-1 worlds?
For the moment, the TRAPPIST-1 worlds are just known by their official designations, like "TRAPPIST-1a" etc. NASA made a casual tweet asking people what they would name the worlds, and there has been ...
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3answers
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Where did TRAPPIST-1a go?
According to the NASA announcement and the Wikipedia article on TRAPPIST-1, the planets around the TRAPPIST-1 star are named TRAPPIST-1 b through h. What happened to "TRAPPIST-1 a"?
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153 views
Is having a surname which begins with the letter “A” a big advantage for a researcher in astronomy/astrophysics? Is changing our surname a good idea?
Is having a surname which begins with the letter “A” a big advantage for a researcher in astronomy/astrophysics?
If I have a surname which begins with the letter “M”, and I haven’t published any ...
3
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2answers
345 views
Stellar Mapping and Coordinates [closed]
Why are the Galactic Coordinates not aligned so that the Axes go through the Long Bar Y-axis aligned to it's longer side, positive with Sol, and the X-axis align to the center of the short length with ...
6
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3answers
763 views
Who gets to name Planet Nine if it is confirmed?
According to Wikipedia, "On 20 January 2016, researchers Konstantin Batygin and Michael E. Brown at Caltech announced calculation-based evidence of a massive ninth planet in the Solar System."
If ...
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3answers
842 views
How do scientists name space objects?
I am curious that there are lots of celestial objects (planets, comets, stars, galaxies, etc.) in space. How do we name them?
2
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2answers
139 views
Which stars have been named after astronomers?
Most apparent stars have ancient names. But some of the newer (since 200 or so years) discoveries have been given the name of some prominent astronomer. Kapteyn's star is one example, and there are ...
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3answers
34k views
What is the name of our Solar System?
what is our Solar System called rather than "the Solar System"?
I've found "Sol System" and "Monmatia", too, but is there more to it?
12
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1answer
273 views
Why was this asteroid (4864 Nimoy) chosen to be named after Leonard Nimoy?
The asteroid 4864 Nimoy was recently named after Leonard Nimoy. It was discovered on September 2, 1988 so it went nearly 27 years without a name. Why was this asteroid chosen to be named after him? ...
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1answer
3k views
Why are a few things in our universe named after chocolate? [closed]
Like the title says, why are a few things in our universe named after chocolate?
For example, there are the Milky Way, galaxy and Mars.
Is there a reason for this or not? Or is it that the ...
3
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1answer
319 views
Why stars are named Gliese?
There are exoplanets called Gliese 581c, Gliese 581d etc. I assume their star is Gliese 581. So where does this Gliese come from?
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1answer
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What does designation VY, NML, UU in star names stand for?
I've read the a IAU page on the subject but i am no closer to understanding how this works. Also did search the already asked question, but didn't see anything on the subject.
What does bolded item ...
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2answers
277 views
How were the designations of “North” and “South” applied to the hemispheres of Mars?
How was it decided which hemisphere was North and which hemisphere was South on Mars? Clearly, the designations "North" and "South" apply only to the hemispheres which contain the axis of rotation at ...
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1answer
953 views
If we lived in a multiverse, what would our universe most likely then be named? [closed]
We live in the Milky Way Galaxy, but we don't just call it "The Galaxy", because we know there are multiple different galaxies. So if we lived in a multiverse, it wouldn't make much sense to ...
13
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2answers
93 views
Official registry of lunar placenames?
What's the definitive source for names of geographic objects on the moon?
Reason: As a computer graphics project I've rendered a scene based on LROC terrain data. I want to know what I'm looking at.
...
17
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1answer
277 views
What is the naming convention for newly discovered objects?
Often, a newly discovered star is identified by a seemingly random string of letters and numbers. I'm sure that there is some order to it, though. What is the naming convention for newly discovered ...
