swap_horiz KY Cygni Alternatives

1

Betelgeuse

Betelgeuse is a massive red supergiant star located within the constellation Orion. It’s notable due to its immense size...

Orion Variable M Type Red Supergiant

9.2 Excellent

2

Delta Cephei

Delta Cephei is a bright supergiant star within the Cepheus constellation. It’s notable as the original prototype for Ce...

Variable Supergiant Cepheus F Type

9.2 Excellent

3

Proxima Centauri

Proxima Centauri is a red dwarf star located just over four light-years away, making it our nearest stellar neighbor. It...

M Type Nearest Star Exoplanet Host Red Dwarf

9.2 Excellent

4

TRAPPIST-1

TRAPPIST-1 is an ultra-cool dwarf star located approximately 40 light-years from Earth. It’s notable for hosting a syste...

Aquarius M Type Exoplanet Host Ultra Cool Dwarf

9.2 Excellent

5

V645 Centauri

V645 Centauri is an M-type red dwarf star located within the Alpha Centauri system, approximately 4.37 light-years from...

Centaurus Nearby M Type Red Dwarf

9.2 Excellent

6

Algol

Algol is a binary star system notable for its predictable dimming due to an eclipsing orbit. The primary and secondary s...

Prototype Variable Perseus B Type

9.1 Excellent

7

Mira

Omicron Ceti, prototype of long-period Mira-type variable stars, pulsating over a roughly 332-day cycle between naked-ey...

Giant Variable Cetus M Type

8.9 Great

8

T Tauri

T Tauri is the prototype of T Tauri variables, a class of young pre-main-sequence stellar objects first identified in th...

Variable Taurus G Type Pre Main Sequence

8.9 Great

9

Barnard's Star

Barnard's Star is a red dwarf 5.96 light-years away in Ophiuchus and holds the record for the highest proper motion of a...

Ophiuchus Nearby M Type Red Dwarf

8.8 Great

10

V838 Monocerotis

A red variable star in Monoceros that produced a spectacular eruption in January 2002, generating a light echo captured...

Supergiant Monoceros M Type Peculiar

8.7 Great

11

Albireo

Albireo (Beta Cygni) is a visually striking double star in Cygnus celebrated for its contrasting amber and sapphire-blue...

Colorful Binary Cygnus K Type

8.6 Great

12

VY Canis Majoris

A red hypergiant in Canis Major once considered the largest known star by radius at roughly 1,400 solar radii and among...

Variable Largest Known M Type Canis Majoris

8.5 Great

13

P Cygni

A luminous blue variable in Cygnus that erupted around 1600 CE and is the namesake of the P Cygni spectral line profile,...

Massive Cygnus Luminous Blue Variable Outburst

8.5 Great

14

LHS 1140

A red dwarf star ~40 light-years away in Cetus, hosting LHS 1140b, a rocky super-Earth in the habitable zone discovered...

Cetus M Type Habitable Zone Red Dwarf

8.4 Great

15

UY Scuti

A pulsating red supergiant in Scutum and one of the largest known stars by radius, with estimates placing it at roughly...

Variable Scutum M Type Red Supergiant

8.2 Great

16

NML Cygni

A red hypergiant in Cygnus and one of the largest and most luminous stars known, with a radius estimated to exceed 1,600...

Massive Cygnus M Type Red Hypergiant

8.1 Great

17

Mu Cephei

A red supergiant in Cepheus nicknamed the Garnet Star for its deep red color, one of the most luminous stars visible to...

Variable Cepheus M Type Red Supergiant

8.1 Great

18

Kepler-1649

A red dwarf star ~300 light-years away notable for hosting Kepler-1649c, an Earth-sized exoplanet in the habitable zone...

Cygnus M Type Habitable Zone Main Sequence

8.0 Great

19

Stephenson 2-18

Stephenson 2-18 is a red supergiant in the open cluster Stephenson 2, often cited as potentially the largest known star...

Massive Scutum M Type Red Supergiant

7.9 Good

20

V354 Cephei

V354 Cephei is a red supergiant in Cepheus considered among the largest stars known, with a radius estimated at roughly...

Massive Variable Cepheus M Type

7.3 Good