List of star systems within 50–55 light-years explained

This is a list of star systems within 50–55 light years of Earth.

Star system←→←→	Median distance (ly)	Stars in system	Spectral type	Apparent magnitude (V)	Comments and references
	50.1 ± 0.6	3	F0IV + K	3.365
	50.1 ± 0.6	1	G5V	5.49	has 1 known planet
	50.2 ± 0.8	2	G8V + G8V
	50.2	1	T6
	50.2	1	T8
	50.2	1	T6
	50.3 ± 0.9	1	K7V	9.02
	50.4 ± 0.8	1	F7V	5.172
Sigma Boötis «Hemelein Secunda»	50.4 ± 0.6	1	F2V	4.46
	50.4 ± 0.8	1	KV
	50.4 ± 0.7	1	KV
	50.5 ± 0.6	2	F7V + K4V	5.10/8.45
	50.5 ± 0.5	2	G8V	6.36
	50.6	1	T6.5
	50.6	1	T7
	50.6	1	T8
	50.7	2	MV
	50.8 ± 0.9	1	G4V	5.97	has 1 known planet
	50.8 ± 0.8	1	KV
	50.8 ± 0.7	1	KV
	50.9 ± 0.6	2	F6IV	4.50	has 1 known planet
	50.9 ± 0.6	1	KV
	50.9	1	T8
	51.0 ± 0.6	1	G2V	5.58
	51.1 ± 1.2	1	KV
	51.1 ± 1.0	1	KV		has 1 known planet^[1]
	51.2 ± 1.1	1	K9V	9.057	has 2 known planets
	51.2	1	T9
	51.2	1	T6.5
	51.3 ± 1.1	1	KV
	51.4 ± 1.7	3	KV
	51.5	1	T7
	51.5	1	T8.5
	51.5	1	T8
	51.5	1	T6
Gliese 3929	51.54	1	M3.5V	12.675	^[2] Has two confirmed exoplanets
	51.6 ± 1.0	6	A1V + Am + dM1e	1.93/2.97/9.83	3 pairs of stars
	51.7 ± 0.4	1	F8Ve	4.62
	51.8 ± 0.8	1	G4V	4.92
	51.8 ± 0.5	3	G6IV + M4.5V	5.71/14.40	has 2 known planets
	51.84 ± 0.02	1	DZA5.5	13.83	^[3]
	51.9 ± 0.7	1	KV
	51.9 ± 1.3	1	KV
	52.1 ± 0.7	1	KV
	52.2 ± 1.1	1	KV
	52.2 ± 0.7	1	KV
	52.2	1	T7
	52.2	1	T7.5
	52.2 ± 6.5	1	T6
	52.3 ± 1.2	2	G8/K0V	7.06
	52.3 ± 1.4	2	KV
	52.3 ± 2.9	1	MV
	52.5 ± 1.7	2	MV
	52.6 ± 2.1	1	MV
	52.8 ± 0.4	3	G0V	5.60
	52.8 ± 0.5	1	KV
	52.8 ± 0.9	1	KV
	52.9 ± 0.4	1	F2IV	3.99
	52.9 ± 0.6	1	KV
	53.0 ± 0.7	2	F6V + M3.5	4.195/11.70
	53.0 ± 0.9	2	F4V	3.96
	53.2	1	T6.5
	53.3 ± 0.8	2	G9IV-V	5.31
	53.4 ± 0.8	2	G2V	5.16
	53.4 ± 1.3	1	KV
	53.4 ± 2.7	2	KV		has 1 known planet
	53.4 ± 1.2	1	KV
	53.4 ± 0.9	3	K3V
	53.5 ± 0.5	1	A7 Vp SrCrE	3.18-3.21	Variable
	53.5 ± 1.2	1	KV
	53.5	1	DAV4.4	14.0	Variable
	53.5	1	T5	17.40
	53.6 ± 0.6	1	K6Ve	8.07
	53.6 ± 0.8	1	KV
	53.7 ± 1.5	2	M0V + M3V	9.59	has 4 known planets
	53.8 ± 1.3	1	KV
	53.8	1	T7
	53.9 ± 0.6	1	G0V	5.25
	53.9 ± 0.9	4	GV
	53.9 ± 1.4	1	KV
	53.9 ± 1.2	1	MV
	54.0 ± 0.9	1	K0V	7.51	has 2 known planets
	54.1 ± 0.7	2	GV
	54.1	1	T3
	54.1	1	T7
	54.36 ± 1.92	1	M4.5V
	54.4	1	T9.5
	54.4	1	T9.5
	54.47 ± 0.98	1	M2.5V
Beta Cassiopeiae «Caph»	54.5 ± 0.5	2	F2III	2.28
	54.5 ± 0.7	1	GV
	54.5 ± 2.0	2	KV
	54.6 ± 0.8	2	G5V	5.90
	54.6 ± 1.1	2	KV
	54.8 ± 0.7	1	G8V	6.98
	54.8 ± 2.5	2	KV
	54.8 ± 0.7	1	KV
	54.8	1	T3
	54.8	1	T6
	54.9 ± 0.5	1	K0V	7.185	has 3 known planets

See also

• Lists of stars
• List of star systems within 45–50 light-years
• List of star systems within 55–60 light-years
• List of nearest stars and brown dwarfs

Notes and References

1. Barnes. J. R.. Kiraga. M.. Diaz. M.. Berdiñas. Z.. Jenkins. J. S.. Keiser. S.. Thompson. I.. Crane. J. D.. Shectman. S. A.. 2019-06-11. Frequency of planets orbiting M dwarfs in the Solar neighbourhood. astro-ph.EP. en. 1906.04644.
2. Web site: GJ 3929 NASA Exoplanet Archive . 2024-01-04 . exoplanetarchive.ipac.caltech.edu.
3. Wesemael. F.. Greenstein. J. L.. Liebert. James. Lamontagne. R.. Fontaine. G.. Bergeron. P.. Glaspey. J. W.. July 1993. An Atlas of Optical Spectra of White-Dwarf Stars. Publications of the Astronomical Society of the Pacific. en. 105. 761. 10.1086/133228. 1993PASP..105..761W. 0004-6280. free.