🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 8.7

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.73 AU - 0.95 AU

Year: 522 Days

Day: 6.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,069,902 km

• M1: 108,608 km (0.09 R)
• M2: 584,778 km (0.066 R)
• M3: 891,005 km (0.049 R)
• M4: 1,196,633 km (0.112 R)
• M5: 1,471,893 km (0.087 R)
• M6: 1,973,794 km (0.049 R)
• M7: 2,735,696 km (0.092 R)
• M8: 3,210,819 km (0.097 R)
• M9: 4,326,071 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.6

Radius: 10.6

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.02 AU - 1.26 AU

Year: 826 Days

Day: 8.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,069,902 km

• M1: 131,945 km (0.098 R)
• M2: 613,650 km (0.083 R)
• M3: 1,025,942 km (0.072 R)
• M4: 1,379,592 km (0.082 R)
• M5: 1,955,843 km (0.096 R)
• M6: 2,354,820 km (0.108 R)
• M7: 2,747,066 km (0.079 R)
• M8: 3,830,453 km (0.07 R)
• M9: 4,973,531 km (0.082 R)
• M10: 5,311,323 km (0.08 R)
• M11: 5,949,657 km (0.111 R)
• M12: 6,439,590 km (0.109 R)
• M13: 7,820,378 km (0.101 R)
• M14: 8,252,567 km (0.099 R)
• M15: 8,673,984 km (0.107 R)
• M16: 9,703,516 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.7

Radius: 14

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.94 AU - 1.48 AU

Year: 903 Days

Day: 5.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,069,902 km

• M1: 174,431 km (0.116 R)
• M2: 837,598 km (0.091 R)
• M3: 1,798,615 km (0.069 R)
• M4: 2,289,147 km (0.104 R)
• M5: 2,869,586 km (0.1 R)
• M6: 3,458,703 km (0.075 R)
• M7: 4,043,481 km (0.065 R)
• M8: 4,601,032 km (0.112 R)
• M9: 5,126,569 km (0.119 R)
• M10: 5,603,936 km (0.114 R)
• M11: 6,648,578 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.5

Radius: 8.6

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.74 AU - 1.92 AU

Year: 1679 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,069,902 km

• M1: 107,112 km (0.08 R)
• M2: 423,063 km (0.12 R)
• M3: 1,558,211 km (0.059 R)
• M4: 2,530,598 km (0.096 R)
• M5: 2,941,393 km (0.056 R)
• M6: 3,758,796 km (0.091 R)
• M7: 4,542,839 km (0.107 R)
• M8: 4,820,343 km (0.114 R)
• M9: 5,193,888 km (0.097 R)
• M10: 5,722,119 km (0.118 R)
• M11: 6,358,508 km (0.079 R)
• M12: 6,656,058 km (0.112 R)
• M13: 7,306,210 km (0.1 R)
• M14: 7,998,101 km (0.053 R)
• M15: 8,463,200 km (0.118 R)
• M16: 9,008,036 km (0.109 R)
• M17: 9,511,732 km (0.106 R)
• M18: 9,901,733 km (0.082 R)
• M19: 11,976,806 km (0.077 R)
• M20: 12,977,166 km (0.043 R)
• M21: 13,497,767 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.9

Radius: 13.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.44 AU - 2.3 AU

Year: 1734 Days

Day: 8 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,069,902 km

• M1: 169,195 km (0.106 R)
• M2: 622,178 km (0.054 R)
• M3: 1,336,059 km (0.096 R)
• M4: 1,927,120 km (0.054 R)
• M5: 2,355,718 km (0.072 R)
• M6: 3,535,297 km (0.102 R)
• M7: 4,275,956 km (0.107 R)
• M8: 4,937,179 km (0.098 R)
• M9: 5,709,552 km (0.111 R)
• M10: 6,489,107 km (0.113 R)
• M11: 7,954,119 km (0.065 R)
• M12: 9,474,033 km (0.118 R)
• M13: 11,319,173 km (0.083 R)
• M14: 12,032,905 km (0.07 R)
• M15: 12,512,815 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.9

Radius: 3.6

Gravity: 34.17 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.57 AU - 10.63 AU

Year: 23407 Days

Day: 23.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 130.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,069,902 km

• M1: 49,816 km (0.089 R)
• M2: 276,756 km (0.103 R)
• M3: 499,657 km (0.095 R)
• M4: 944,860 km (0.112 R)
• M5: 1,682,378 km (0.053 R)
• M6: 2,016,430 km (0.099 R)
• M7: 2,241,425 km (0.101 R)
• M8: 2,551,541 km (0.112 R)
• M9: 2,965,927 km (0.095 R)
• M10: 3,339,473 km (0.062 R)
• M11: 3,508,968 km (0.112 R)
• M12: 3,988,878 km (0.072 R)
• M13: 4,409,996 km (0.105 R)
• M14: 4,967,996 km (0.066 R)
• M15: 6,180,935 km (0.034 R)
• M16: 8,070,356 km (0.111 R)
• M17: 8,688,794 km (0.116 R)
• M18: 10,611,725 km (0.101 R)
• M19: 11,352,982 km (0.086 R)
• M20: 12,732,275 km (0.113 R)
• M21: 13,076,350 km (0.073 R)
• M22: 18,742,668 km (0.104 R)
• M23: 20,943,851 km (0.067 R)
• M24: 22,804,251 km (0.071 R)
• M25: 23,107,635 km (0.087 R)
• M26: 23,311,387 km (0.093 R)
• M27: 25,632,997 km (0.077 R)
• M28: 27,301,312 km (0.027 R)
• M29: 35,912,465 km (0.079 R)
• M30: 37,293,552 km (0.089 R)
• M31: 38,853,260 km (0.087 R)
• M32: 39,576,416 km (0.082 R)
• M33: 42,406,209 km (0.08 R)
• M34: 45,687,339 km (0.112 R)
• M35: 56,908,526 km (0.055 R)
• M36: 63,051,015 km (0.064 R)
• M37: 67,106,014 km (0.115 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: 150 - 12,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit