Andromeda (constellation) - Wikipedia
Andromeda was one of the original 48 constellations formulated by Ptolemy in his 2nd-century Almagest, in which it was defined as a specific pattern of stars. She is typically depicted with α …
List of stars in Andromeda - Wikipedia
a variable star in the constellation of Andromeda. It is classified as a semiregular variable pulsating giant star, and varies from an apparent visual magnitude of 14.5 at minimum …
The Andromeda constellation: Facts, myth and location | Space
2022年4月19日 · The brightest star in the Andromeda Constellation is Alpheratz, also called Alpha Andromedae. Alpheratz is essentially Andromeda's head, but it's also part of the neighboring …
Andromeda Constellation: Stars, Myth, Facts, Location ...
Andromeda has three stars brighter than magnitude 3.00 and three stars located within 10 parsecs (32.6 light years) of Earth. The brightest star in the constellation is Alpha …
NASA’s Hubble Traces Hidden History of Andromeda Galaxy
2025年1月16日 · This stunning, colorful mosaic captures the glow of 200 million stars. That’s still a fraction of Andromeda’s population. And the stars are spread across about 2.5 billion pixels. …
Andromeda | Galaxy, Stars, Mythology | Britannica
Andromeda, in astronomy, constellation of the northern sky at about one hour right ascension and 40° north declination. The brightest star, Alpheratz (from the Arabic for “horse’s navel”; the star …
Andromeda Galaxy - Wikipedia
The Andromeda Galaxy is a barred spiral galaxy and is the nearest major galaxy to the Milky Way. It was originally named the Andromeda Nebula and is cataloged as Messier 31, M31, …
Andromeda Galaxy | Description, Location, Distance, & Facts
3 天之前 · Deep surveys of the outer parts of the Andromeda Galaxy have revealed huge coherent structures of star streams and clouds, with properties indicating that these include …
Andromeda Constellation: Stars, Story, and More - The Planets
Alpha Andromedae is officially called Alpheratz. It marks the head of Andromeda in the night sky. Alpheratz is a binary star system with a combined apparent magnitude of about 2.06, making it …
ESA - Hubble traces hidden history of the Andromeda Galaxy
2025年1月16日 · The largest photomosaic of the Andromeda galaxy, assembled from NASA/ESA Hubble Space Telescope observations, unveils hundreds of millions of stars. It took more than …