description Fomalhaut B Overview
Fomalhaut B, also known as TW Piscis Austrini, is a K-type main-sequence star located about 25 light-years from Earth in the constellation Piscis Austrinus. It forms a wide binary star system with its much brighter neighbor, Fomalhaut, with which it shares a common proper motion through space. The star has a physical separation of roughly 0.9 light-years from Fomalhaut. It is a yellow-orange dwarf star visible with the aid of a small telescope.
help Fomalhaut B FAQ
What is Fomalhaut B also called?
Fomalhaut B is also known as TW Piscis Austrini. It is a K-type main-sequence star in the constellation Piscis Austrinus.
Is Fomalhaut B part of the Fomalhaut system?
Yes. Fomalhaut B forms a wide binary system with the much brighter star Fomalhaut, and the two stars share common proper motion.
How far away is Fomalhaut B?
Fomalhaut B is about 25 light-years from Earth. Its closeness and association with bright Fomalhaut make it a notable nearby stellar companion.
What type of star is Fomalhaut B?
It is a K-type main-sequence star. Compared with Fomalhaut, which is much brighter, Fomalhaut B is the cooler and less luminous member of the wide pair.
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