🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.16 AU - 1.26 AU

Year: 504 Days

Day: 23.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.28 AU - 1.46 AU

Year: 607 Days

Day: 40.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.44 AU - 2.04 AU

Year: 869 Days

Day: 45.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.48 AU - 2.04 AU

Year: 884 Days

Day: 44.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 139.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,051,734 km

• M1: 224,397 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.78 AU - 2.78 AU

Year: 1756 Days

Day: 29.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.56 AU - 4.56 AU

Year: 3098 Days

Day: 20.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.5

Radius: 14.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.95 AU - 6.79 AU

Year: 5386 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,051,734 km

• M1: 180,415 km (0.092 R)
• M2: 838,646 km (0.093 R)
• M3: 1,444,816 km (0.12 R)
• M4: 2,010,745 km (0.118 R)
• M5: 2,506,213 km (0.104 R)
• M6: 3,267,666 km (0.115 R)
• M7: 4,862,230 km (0.102 R)
• M8: 6,371,224 km (0.091 R)
• M9: 7,131,480 km (0.094 R)
• M10: 7,733,013 km (0.105 R)
• M11: 8,765,986 km (0.107 R)
• M12: 11,506,171 km (0.083 R)
• M13: 13,473,083 km (0.113 R)
• M14: 16,057,835 km (0.089 R)
• M15: 17,041,292 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.9

Radius: 4.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 11.51 AU - 12.49 AU

Year: 15744 Days

Day: 18.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,051,734 km

• M1: 61,784 km (0.083 R)
• M2: 253,120 km (0.054 R)
• M3: 605,871 km (0.071 R)
• M4: 818,151 km (0.091 R)
• M5: 1,782,159 km (0.051 R)
• M6: 2,435,154 km (0.117 R)
• M7: 2,769,655 km (0.085 R)
• M8: 3,958,509 km (0.043 R)
• M9: 7,180,847 km (0.099 R)
• M10: 8,400,070 km (0.064 R)
• M11: 9,665,219 km (0.12 R)
• M12: 12,617,982 km (0.079 R)
• M13: 13,294,314 km (0.107 R)
• M14: 23,388,580 km (0.076 R)
• M15: 26,197,878 km (0.074 R)
• M16: 28,336,978 km (0.066 R)
• M17: 30,129,759 km (0.109 R)
• M18: 31,147,473 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.5

Radius: 4.7

Gravity: 15.5 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.01 AU - 15.43 AU

Year: 22489 Days

Day: 21.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,051,734 km

• M1: 58,493 km (0.042 R)
• M2: 662,719 km (0.069 R)
• M3: 1,328,429 km (0.063 R)
• M4: 1,891,515 km (0.096 R)
• M5: 6,003,961 km (0.098 R)
• M6: 11,272,798 km (0.067 R)
• M7: 12,657,326 km (0.095 R)
• M8: 13,053,761 km (0.112 R)
• M9: 14,292,880 km (0.092 R)
• M10: 15,608,144 km (0.112 R)
• M11: 16,372,739 km (0.116 R)
• M12: 17,566,081 km (0.079 R)
• M13: 18,816,121 km (0.119 R)
• M14: 25,859,488 km (0.109 R)
• M15: 28,249,613 km (0.077 R)
• M16: 29,613,497 km (0.083 R)
• M17: 34,989,895 km (0.096 R)
• M18: 35,639,150 km (0.076 R)
• M19: 42,726,947 km (0.03 R)
• M20: 43,468,653 km (0.078 R)
• M21: 45,436,912 km (0.037 R)
• M22: 45,590,699 km (0.092 R)
• M23: 52,032,683 km (0.061 R)
• M24: 52,369,727 km (0.044 R)
• M25: 53,732,862 km (0.074 R)
• M26: 58,689,788 km (0.08 R)
• M27: 61,278,878 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.9

Radius: 3.2

Gravity: 51.46 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 15.03 AU - 16.89 AU

Year: 24149 Days

Day: 23.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,051,734 km

• M1: 40,092 km (0.115 R)
• M2: 166,353 km (0.065 R)
• M3: 339,737 km (0.107 R)
• M4: 540,048 km (0.083 R)
• M5: 927,806 km (0.066 R)
• M6: 1,927,269 km (0.086 R)
• M7: 3,819,084 km (0.093 R)
• M8: 5,249,838 km (0.085 R)
• M9: 5,485,305 km (0.103 R)
• M10: 6,191,257 km (0.106 R)
• M11: 7,482,437 km (0.081 R)
• M12: 8,295,501 km (0.094 R)
• M13: 8,887,609 km (0.092 R)
• M14: 9,622,883 km (0.08 R)
• M15: 10,832,083 km (0.114 R)
• M16: 12,343,620 km (0.117 R)
• M17: 15,060,766 km (0.115 R)
• M18: 15,296,981 km (0.111 R)
• M19: 18,239,870 km (0.09 R)
• M20: 24,017,041 km (0.119 R)
• M21: 27,962,086 km (0.073 R)
• M22: 29,408,099 km (0.087 R)
• M23: 30,776,770 km (0.069 R)
• M24: 37,535,003 km (0.104 R)
• M25: 37,679,515 km (0.11 R)
• M26: 40,645,741 km (0.036 R)
• M27: 47,205,758 km (0.104 R)
• M28: 47,374,055 km (0.043 R)
• M29: 48,221,228 km (0.099 R)
• M30: 50,295,851 km (0.116 R)
• M31: 58,024,377 km (0.116 R)
• M32: 67,355,693 km (0.113 R)
• M33: 73,047,593 km (0.083 R)
• M34: 74,177,805 km (0.079 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 17,934 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit