Best M Type

TRAPPIST-1 is an ultra-cool dwarf star located approximately 40 light-years from Earth. It’s notable for hosting a system of seven small, rocky planets. These planets, primarily orbiting within the habitable zone, are of interest to astronomers studying potential conditions suitable for liquid water...

Proxima Centauri is a red dwarf star located just over four light-years away, making it our nearest stellar neighbor. It’s notable for being the host of Proxima Centauri b, an exoplanet within the habitable zone of its system. This makes it a key target for astronomers studying potentially habitable...

Betelgeuse is a massive red supergiant star located within the constellation Orion. It’s notable due to its immense size and status as a pre-supernova object, making it a key subject for astronomers studying stellar evolution and potential catastrophic events. Scientists investigate Betelgeuse to un...

Mira, designated Omicron Ceti, is a red giant star located approximately 420 light-years away in the constellation Cetus. It serves as the prototype for a class of long-period variable stars, known as Mira variables, which undergo dramatic changes in brightness due to physical pulsations. The star's...

Barnard's Star is a red dwarf star situated approximately 6 light-years away in the constellation Ophiuchus. It holds the record for the highest proper motion of any known star relative to the Sun, moving across the sky at a noticeable rate. Because of its proximity and frequent observation by astro...

V838 Monocerotis is a red variable star located in the constellation Monoceros. In January 2002, it experienced a major outburst, temporarily becoming one of the largest known stars in the Milky Way. This event produced a striking phenomenon known as a light echo, where the flash of light illuminate...

Asteroid 16 Psyche is a large, metallic body residing within the main asteroid belt between Mars and Jupiter. It’s classified as an M-type asteroid, believed to be composed largely of iron-nickel material resembling a planetary core. NASA's Psyche mission aims to study this unique object, providing...

VY Canis Majoris is a red hypergiant star in the constellation Canis Major, located at an estimated distance of approximately 3,900 light-years from the Sun. Its radius has been estimated at roughly 1,400 times that of the Sun, making it one of the largest known stars, though the exact value remains...

Asteroid 21 Lutetia is a medium-sized rocky body residing within the main asteroid belt. Discovered in 1852 by Hermann Goldschmidt, it’s notable as an M-type asteroid—characterized by reddish hues and water-rich compositions. The Rosetta spacecraft conducted a detailed flyby of 21 Lutetia in July 20...

LHS 1140 is an M-type red dwarf star located approximately 40 light-years from Earth in the constellation Cetus. The star hosts at least two confirmed exoplanets, including LHS 1140 b, a rocky super-Earth orbiting within the star's habitable zone that was discovered in 2017 by the MEarth survey. LHS...

TOI-700 is a red dwarf star of spectral class M located approximately 101 light-years from Earth in the constellation Dorado. The star is host to at least three confirmed exoplanets, discovered by NASA's Transiting Exoplanet Survey Satellite (TESS) mission. TOI-700 d, the outermost planet, orbits wi...

UY Scuti is a red supergiant star in the constellation Scutum, classified as a semiregular variable with a pulsation period of approximately 740 days. Located near the center of the Milky Way at an estimated distance of about 5,100 light-years, the star has been identified as one of the largest know...

Gacrux, designated Gamma Crucis, is a red giant star that marks the top of the Southern Cross (Crux) constellation. With an apparent magnitude of approximately 1.6, it is among the brightest stars in the southern celestial hemisphere. Located roughly 88 light-years from the Sun, Gacrux is classified...

GJ 876 (also catalogued as IL Aquarii) is a red dwarf star located approximately 15 light-years from Earth in the constellation Aquarius. It is one of the nearest known multi-planet systems, with at least four confirmed exoplanets, including gas giants and terrestrial-mass planets. The first planet...

Mu Cephei, historically known as Herschel's Garnet Star, is a massive red supergiant located in the constellation Cepheus. Visible to the naked eye, it is easily identified by its distinct deep red or garnet-colored hue. It is classified as a semiregular variable star, with its apparent magnitude fl...

UV Ceti is a red dwarf star located approximately 8.7 light-years from Earth in the constellation Cetus, making it one of the closest known star systems to the Sun. It serves as the prototype for the UV Ceti class of variable flare stars, which are characterized by dramatic, sudden increases in lumi...

Kepler-438 is a K-type star roughly 470 light-years away with Kepler-438b, a near-Earth-sized planet in the habitable zone ranked among the most Earth-like exoplanets identified by the Kepler mission.

NML Cygni, also designated V1489 Cygni, is an extreme red hypergiant star located in the constellation of Cygnus. Estimated to have a radius exceeding 1,600 times that of the Sun, it ranks among the largest and most luminous stars ever discovered. The star is an M-type supergiant surrounded by a den...

GJ 581 is an M-type red dwarf star located approximately 20 light-years from Earth in the constellation Libra. It hosts a multi-planet system that includes several confirmed exoplanets orbiting near the star's habitable zone. This system sparked significant astronomical debate following the claimed...

Teegarden's Star is an M-type red dwarf star situated approximately 12.5 light-years from the Solar System in the constellation Aries. Classified as an ultra-cool dwarf, it is exceptionally faint and was only discovered in 2003 despite its close proximity to Earth. In 2019, an astronomical team util...

Kepler-1649 is an M-type red dwarf star located roughly 300 light-years from Earth in the direction of the constellation Cygnus. The star is notable for hosting Kepler-1649c, an Earth-sized exoplanet that orbits within the star's habitable zone. This system gained attention in 2020 when researchers...

Ross 128 is a red dwarf star located approximately 11 light-years from Earth in the constellation Virgo, making it one of the nearest stars to the Solar System. In 2017, astronomers using the HARPS spectrograph at the La Silla Observatory in Chile announced the discovery of Ross 128b, an Earth-mass...

Mirach (Beta Andromedae) is an M-type red giant in the constellation Andromeda, approximately 200 light-years away with an apparent magnitude near 2.05. It is a semi-regular variable star and is positioned in the sky close to several faint galaxies, including NGC 404 (known as Mirach's Ghost) and th...

Gliese 436 is an M-type red dwarf in the constellation Leo, approximately 33 light-years from Earth. It hosts Gliese 436 b, a transiting exoplanet with roughly Neptune's size and mass that travels in a close, eccentric orbit. Ultraviolet observations with the Hubble Space Telescope revealed an exten...

Stephenson 2-18 is a highly luminous red supergiant observed in the direction of the massive stellar cluster Stephenson 2 in the constellation Scutum. It is frequently described as a possible cluster member, although its distance, membership, temperature, and physical dimensions remain uncertain. Es...

Kapteyn's Star is a nearby red subdwarf in the constellation Pictor, about 12.8 light-years from Earth. Named for Dutch astronomer Jacobus Kapteyn, it has one of the largest known proper motions, so its position against more distant stars changes noticeably over time. Its low metallicity and retrogr...

VV Cephei is an eclipsing binary system in the constellation Cepheus composed of a very large, cool M-type supergiant and a hotter B-type companion. The two stars orbit each other roughly every 20.3 years, and eclipses last many months because the supergiant has an enormous extended atmosphere. Mate...

L 98-59 is an M-type red dwarf star located approximately 35 light-years away in the southern constellation of Volans. It is known to host a multi-planetary system, with initial observations by NASA's Transiting Exoplanet Survey Satellite (TESS) in 2019 identifying three small, rocky exoplanets. Sub...

Luyten's Star is a nearby red dwarf situated roughly 12.5 light-years away from Earth in the constellation Canis Minor. Named after the astronomer Willem Jacob Luyten, it is a moderately active M-type star with roughly a quarter of the Sun's mass. In 2017, astronomers confirmed the presence of two e...