Questions tagged [naming]

Questions regarding the process of assigning an identifying set of characters to an astronomical object.

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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"?
1
vote
1answer
172 views

What is the LSST now? Where does LSST end and Vera C. Rubin Observatory begin?

Space.com's It's Official: Vera Rubin Observatory Named to Honor Dark Matter Scientist says: "We're here today to focus on the major renaming of the facility after a pioneering astronomer, that ...
7
votes
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 ...
17
votes
1answer
296 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 ...
1
vote
0answers
56 views

Are sunspots named or individually tracked?

This is a follow-up question to How are the solar flares from May 23, 2021 extraordinary? which is about news of spaceweather.org. In the present question, I am curious solely about sun-spots and why ...
4
votes
1answer
194 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" ...
3
votes
2answers
145 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 ...