Star type
g A: M3V-VI
g B: M3V-VI
Distance from Earth
g 26.17 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
Diameter/Mass/Temp (xSol)
g A: NA; 16%; NA
g B: NA; 15%; NA
Brightness (xSol)
g A: 0.14%
g B: 0.12%
Metallicity
g A: NA
g B: NA
Comparison to Sol
g A: See chart (similar to Proxima)
g B: See chart (similar to Proxima)
Picture of star
g A: NA
g B: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 0.038 A.U.s; the planet would orbit the star every 6.63809 days with a tidal index of 3027.57
g B: 0.034 A.U.s; the planet would orbit every 5.9711 days with a tidal index of 3741.72
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g CD -44°3045
g LHS 222
g HIC 33499
g NSV 3321
Sci-fi mentions
g NA
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.
Monday, December 10, 2007
Sunday, December 9, 2007
Gamma Leporis AB
Star type
g A: F6-7 V
g B: K2 V
Distance from Earth
g 26.13 ly
Star Service No.
g NA
Age
g A: 2.7-3 Gy (could be old as 9.51 Gy)
g B: 2.7-3 Gy
Diameter/Mass/Temp (xSol)
g 127.2%; 123%; NA
g 102.2%; 63.1%; NA
Brightness (xSol)
g A: 206.2399%
g B: 19.9354%
Metallicity
g Average of 82% between the two stars
Comparison to Sol
g A: See chart (larger than Alpha Centauri)
g B: See chart (similar to GJ 887)
Picture of star
g A: NA
g B: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 1.602 A.U.s; orbital period would be 1.8517 years with a tidal index of 0.291647; angular size of star in sky is 0.423338 degrees
g B: 0.497 A.U.s; orbital period would be 161.452 days with a tidal index of 5.1179; angular size of star in sky is 1.095075 degrees
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g Donner 91: 5.0933 ly
g Bonner Durchmusterung -5°1123: 9.9555 (K3 V)
Map locating star system
g NA
Location in Earth sky
g In constellation Lepus
Other names
g A: BD -22°1211; SAO 170759; HR 1983; Gam Lep A; 13 Leporis; Gl 216 A; HIC 27072; ADS 4334; FK5 217
g B: HD 38392; BD -22°1210; SAO 170757; HR 1982; HD 38393; Gl 216 B; Gam Lep B
Sci-fi mentions
g A: NA
g B: NA
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.
g A: F6-7 V
g B: K2 V
Distance from Earth
g 26.13 ly
Star Service No.
g NA
Age
g A: 2.7-3 Gy (could be old as 9.51 Gy)
g B: 2.7-3 Gy
Diameter/Mass/Temp (xSol)
g 127.2%; 123%; NA
g 102.2%; 63.1%; NA
Brightness (xSol)
g A: 206.2399%
g B: 19.9354%
Metallicity
g Average of 82% between the two stars
Comparison to Sol
g A: See chart (larger than Alpha Centauri)
g B: See chart (similar to GJ 887)
Picture of star
g A: NA
g B: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 1.602 A.U.s; orbital period would be 1.8517 years with a tidal index of 0.291647; angular size of star in sky is 0.423338 degrees
g B: 0.497 A.U.s; orbital period would be 161.452 days with a tidal index of 5.1179; angular size of star in sky is 1.095075 degrees
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g Donner 91: 5.0933 ly
g Bonner Durchmusterung -5°1123: 9.9555 (K3 V)
Map locating star system
g NA
Location in Earth sky
g In constellation Lepus
Other names
g A: BD -22°1211; SAO 170759; HR 1983; Gam Lep A; 13 Leporis; Gl 216 A; HIC 27072; ADS 4334; FK5 217
g B: HD 38392; BD -22°1210; SAO 170757; HR 1982; HD 38393; Gl 216 B; Gam Lep B
Sci-fi mentions
g A: NA
g B: NA
Read this blogger’s books
.
Saturday, December 8, 2007
Wolf 922 ABC
Star type
g A: M4.5e
g B: NA
g C: NA
Distance from Earth
g 26.13 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
g C: NA
Diameter/Mass/Temp (xSol)
g A: NA; 13.4%; NA
g B: NA; 6.3%; NA
g C: NA; NA; NA
Brightness (xSol)
g A: 0.0871%
g B: 0.0063%
g C: NA
Metallicity
g A: NA
g B: NA
g C: NA
Comparison to Sol
g A: See chart (similar to Proxima)
g B: NA
g C: NA
Picture of star
g A: NA
g B: NA
g C: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 0.029 A.U.s; angular size of star in sky would be 5.349093 degrees
g B: 0.0078 A.U.s
g C: NA
Orbital map
g Observed Separation between Star A and Star B is 1.74 A.U.s
View from star
g A: Star B would appear as magnitude -14.98
g B: Star A would appear as magnitude -17.83
g C: NA
Nearby stars
(Star systems with 10 light years)
g Bonner Durchmusterung -5°5715: 5.78156 ly
g Luyten 788-34: 6.49972 ly
g Eggen/Greenstein white dwarf 453: 9.04406 ly
g Wolf 1561: 9.11953 ly
g FK Aquarii: 9.43741 ly
Map locating star system
g NA
Location in Earth sky
g In constellation Capricornus
Other names
g A: BB Capricorni
g A: LHS 511
g G 26-7
g Gl 831 ABC
g HIC 106255
Sci-fi mentions
g NA
Get your SF book manuscript edited
.
g A: M4.5e
g B: NA
g C: NA
Distance from Earth
g 26.13 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
g C: NA
Diameter/Mass/Temp (xSol)
g A: NA; 13.4%; NA
g B: NA; 6.3%; NA
g C: NA; NA; NA
Brightness (xSol)
g A: 0.0871%
g B: 0.0063%
g C: NA
Metallicity
g A: NA
g B: NA
g C: NA
Comparison to Sol
g A: See chart (similar to Proxima)
g B: NA
g C: NA
Picture of star
g A: NA
g B: NA
g C: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 0.029 A.U.s; angular size of star in sky would be 5.349093 degrees
g B: 0.0078 A.U.s
g C: NA
Orbital map
g Observed Separation between Star A and Star B is 1.74 A.U.s
View from star
g A: Star B would appear as magnitude -14.98
g B: Star A would appear as magnitude -17.83
g C: NA
Nearby stars
(Star systems with 10 light years)
g Bonner Durchmusterung -5°5715: 5.78156 ly
g Luyten 788-34: 6.49972 ly
g Eggen/Greenstein white dwarf 453: 9.04406 ly
g Wolf 1561: 9.11953 ly
g FK Aquarii: 9.43741 ly
Map locating star system
g NA
Location in Earth sky
g In constellation Capricornus
Other names
g A: BB Capricorni
g A: LHS 511
g G 26-7
g Gl 831 ABC
g HIC 106255
Sci-fi mentions
g NA
Get your SF book manuscript edited
.
Friday, December 7, 2007
USNO 752
Star type
g M3
Distance from Earth
g 26.1 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 14.2%; NA
Brightness (xSol)
g 0.1085%
Metallicity
g NA
Comparison to Sol
g See chart (similar to Proxima)
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g NA
Sci-fi mentions
g NA
Get your SF book manuscript edited
.
g M3
Distance from Earth
g 26.1 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 14.2%; NA
Brightness (xSol)
g 0.1085%
Metallicity
g NA
Comparison to Sol
g See chart (similar to Proxima)
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g NA
Sci-fi mentions
g NA
Get your SF book manuscript edited
.
Gliese 1087
Star type
g DAP9
Distance from Earth
g 26.07 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 7.8%; NA
Brightness (xSol)
g 0.00133%
Metallicity
g NA
Comparison to Sol
g NA
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g LHS 212
g EG 290
Sci-fi mentions
g NA
Get your SF book manuscript edited
.
g DAP9
Distance from Earth
g 26.07 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 7.8%; NA
Brightness (xSol)
g 0.00133%
Metallicity
g NA
Comparison to Sol
g NA
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g LHS 212
g EG 290
Sci-fi mentions
g NA
Get your SF book manuscript edited
.
Wednesday, December 5, 2007
SSSPM J1138-7722
Star type
g M5.5 V
Distance from Earth
g 26 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; NA; NA
Brightness (xSol)
g NA
Metallicity
g NA
Comparison to Sol
g NA
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g In constellation Draco
Other names
g NA
Sci-fi mentions
g NA
g M5.5 V
Distance from Earth
g 26 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; NA; NA
Brightness (xSol)
g NA
Metallicity
g NA
Comparison to Sol
g NA
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g In constellation Draco
Other names
g NA
Sci-fi mentions
g NA
Tuesday, December 4, 2007
Gliese 793
Star type
g M3V
Distance from Earth
g 25.96 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 20.2%; NA
Brightness (xSol)
g 0.335%
Metallicity
g NA
Comparison to Sol
g See chart (similar to Proxima)
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g 0.0578 A.U.s
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g Bonner Durchmusterung +61°2068: 3.46952 ly
g Chi Draconis: 6.10418 ly (F7 V or KO V)
g Giclas 258-33: 6.18275 ly
g Sigma Draconis: 7.63888 ly (K0 V)
g Eggen/Greenstein white dwarf 372: 8.57763 ly
g Bonner Durchmusterung +56°2966: 9.67554 ly (K3 V)
Map locating star system
g NA
Location in Earth sky
g In constellation Draco
Other names
g G 262-15
g LHS 3558
g HIC 101180
g McC 820
g AC +65°6955
Sci-fi mentions
g NA
g M3V
Distance from Earth
g 25.96 ly
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 20.2%; NA
Brightness (xSol)
g 0.335%
Metallicity
g NA
Comparison to Sol
g See chart (similar to Proxima)
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g 0.0578 A.U.s
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g Bonner Durchmusterung +61°2068: 3.46952 ly
g Chi Draconis: 6.10418 ly (F7 V or KO V)
g Giclas 258-33: 6.18275 ly
g Sigma Draconis: 7.63888 ly (K0 V)
g Eggen/Greenstein white dwarf 372: 8.57763 ly
g Bonner Durchmusterung +56°2966: 9.67554 ly (K3 V)
Map locating star system
g NA
Location in Earth sky
g In constellation Draco
Other names
g G 262-15
g LHS 3558
g HIC 101180
g McC 820
g AC +65°6955
Sci-fi mentions
g NA
Monday, December 3, 2007
DG Canis Venatici AB
Star type
g A: M4 Ve
g B: M V-VI
Distance from Earth
g 25.89 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
Diameter/Mass/Temp (xSol)
g A: NA; 23%; NA
g B: NA; NA; NA
Brightness (xSol)
g A: 0.7232%
g B: NA
Metallicity
g A: NA
g B: NA
Comparison to Sol
g See chart (similar to Proxima)
Picture of star
g A: NA
g B: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: NA
g B: NA
Orbital map
g NA
View from stars
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g In constellation Canes Venatici
Other names
g A-B: DG Canum Venaticorum AB
g A: Gliese 3789
g A: LP 323-158
g A: G 165-8
g A: TYC 2003-139-1
Sci-fi mentions
g NA
Read this blogger’s books
g A: M4 Ve
g B: M V-VI
Distance from Earth
g 25.89 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
Diameter/Mass/Temp (xSol)
g A: NA; 23%; NA
g B: NA; NA; NA
Brightness (xSol)
g A: 0.7232%
g B: NA
Metallicity
g A: NA
g B: NA
Comparison to Sol
g See chart (similar to Proxima)
Picture of star
g A: NA
g B: NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: NA
g B: NA
Orbital map
g NA
View from stars
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g In constellation Canes Venatici
Other names
g A-B: DG Canum Venaticorum AB
g A: Gliese 3789
g A: LP 323-158
g A: G 165-8
g A: TYC 2003-139-1
Sci-fi mentions
g NA
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SIPS 1259-4336
Star type
g M8 V
Distance from Earth
g 25.8
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 10%; NA
Brightness (xSol)
g 0.00007%
Metallicity
g NA
Comparison to Sol
g NA
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g NA
Sci-fi mentions
g NA
g M8 V
Distance from Earth
g 25.8
Star Service No.
g NA
Age
g NA
Diameter/Mass/Temp (xSol)
g NA; 10%; NA
Brightness (xSol)
g 0.00007%
Metallicity
g NA
Comparison to Sol
g NA
Picture of star
g NA
Star system features
g NA
Known planets
g NA
Habitable zone
g NA
Orbital map
g NA
View from star
g NA
Nearby stars
(Star systems with 10 light years)
g NA
Map locating star system
g NA
Location in Earth sky
g NA
Other names
g NA
Sci-fi mentions
g NA
Saturday, December 1, 2007
Gliese 563.2 AB
Star type
g A: M15V
g B: M3V
Distance from Earth
g 25.71 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
Diameter/Mass/Temp (xSol)
g A: NA; NA; NA
g B: NA; NA; NA
Brightness (xSol)
g A: 0.8%
g B: 0.6%
Metallicity
g A: NA
g B: NA
Comparison to Sol
g A and B: See chart (similar to Proxima)
Picture of star
g NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 0.09 A.U.s
g B: 0.08 A.U.s
Orbital map
g Observed separation of 625 A.U.s
View from star
g As seen from Star A, Star B would appear as magnitude -7.13. As seen from Star B, Star A would appear as magnitude -7.47
Nearby stars
(Star systems with 10 light years)
g Gliese 570: 4.8 ly
g Gliese 581: 8.2 ly
g CD-461150: 9.5 ly
Map locating star system
g NA
Location in Earth sky
g In constellation Hydra
Other names
g A: L 622-8; LHS 380; LTT 5883; Wo 9495 A; Hip 72511; LHS 380
g B: L 622-7; LHS 379; LTT 5884; Hip 72509; Wo 9495 B; YPC 3346.00
Sci-fi mentions
g NA
g A: M15V
g B: M3V
Distance from Earth
g 25.71 ly
Star Service No.
g NA
Age
g A: NA
g B: NA
Diameter/Mass/Temp (xSol)
g A: NA; NA; NA
g B: NA; NA; NA
Brightness (xSol)
g A: 0.8%
g B: 0.6%
Metallicity
g A: NA
g B: NA
Comparison to Sol
g A and B: See chart (similar to Proxima)
Picture of star
g NA
Star system features
g NA
Known planets
g A: NA
g B: NA
Habitable zone
g A: 0.09 A.U.s
g B: 0.08 A.U.s
Orbital map
g Observed separation of 625 A.U.s
View from star
g As seen from Star A, Star B would appear as magnitude -7.13. As seen from Star B, Star A would appear as magnitude -7.47
Nearby stars
(Star systems with 10 light years)
g Gliese 570: 4.8 ly
g Gliese 581: 8.2 ly
g CD-461150: 9.5 ly
Map locating star system
g NA
Location in Earth sky
g In constellation Hydra
Other names
g A: L 622-8; LHS 380; LTT 5883; Wo 9495 A; Hip 72511; LHS 380
g B: L 622-7; LHS 379; LTT 5884; Hip 72509; Wo 9495 B; YPC 3346.00
Sci-fi mentions
g NA
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