Asked by: Amber Vue
How are planets and stars named?
(Stars are designated with capital letters; planets receive lowercase designations.) If a bunch of exoplanets around the same star are found at once, the planet closest to its star is named b with more distant planets named c, d, e and so on.
How are astronomical objects named?
When reported to the IAU Central Bureau for Astronomical Telegrams, the object is assigned a provisional name, consisting on the letter S followed by the year of discovery and a number indicating the order of discovery within that year. When the satellite is confirmed, the discoverer suggests a final name.
How do planets get named?
All of the planets, except for Earth, were named after Greek and Roman gods and godesses. Jupiter, Saturn, Mars, Venus and Mercury were given their names thousands of years ago. The other planets were not discovered until much later, after telescopes were invented.
How are stars named?
The brighter stars get their names from the constellations in which they appear, using Greek letters to rank them. For example, Alpha Centauri would be the brightest star in the constellation Centaurus, the next one is Beta Centauri.
How many named stars are there?
As of August 2018, the list included a total of 336 proper names of stars.