🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.7

Radius: 8.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.61 AU - 1.81 AU

Year: 1572 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,117,722 km

• M1: 107,112 km (0.079 R)
• M2: 731,384 km (0.074 R)
• M3: 1,723,218 km (0.083 R)
• M4: 2,496,489 km (0.11 R)
• M5: 3,551,753 km (0.098 R)
• M6: 4,964,405 km (0.116 R)
• M7: 5,570,875 km (0.078 R)
• M8: 5,873,063 km (0.091 R)
• M9: 6,266,056 km (0.044 R)
• M10: 7,712,069 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.2

Radius: 9.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.52 AU - 2.06 AU

Year: 1683 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 125.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,117,722 km

• M1: 115,639 km (0.113 R)
• M2: 414,685 km (0.116 R)
• M3: 722,857 km (0.069 R)
• M4: 1,141,282 km (0.106 R)
• M5: 1,504,506 km (0.115 R)
• M6: 2,383,244 km (0.111 R)
• M7: 3,073,787 km (0.041 R)
• M8: 4,848,916 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.3

Radius: 10.7

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.88 AU - 1.94 AU

Year: 1855 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,117,722 km

• M1: 133,142 km (0.091 R)
• M2: 637,287 km (0.057 R)
• M3: 988,992 km (0.096 R)
• M4: 1,818,362 km (0.093 R)
• M5: 2,178,444 km (0.104 R)
• M6: 2,937,055 km (0.101 R)
• M7: 3,403,501 km (0.071 R)
• M8: 4,486,141 km (0.095 R)
• M9: 5,544,396 km (0.085 R)
• M10: 8,087,560 km (0.076 R)
• M11: 8,747,586 km (0.094 R)
• M12: 9,579,500 km (0.119 R)
• M13: 10,646,731 km (0.108 R)
• M14: 11,133,074 km (0.106 R)
• M15: 12,973,875 km (0.111 R)
• M16: 14,055,468 km (0.08 R)
• M17: 16,744,789 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 15

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.08 AU - 2.98 AU

Year: 2829 Days

Day: 13 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,117,722 km

• M1: 186,549 km (0.074 R)
• M2: 679,922 km (0.065 R)
• M3: 1,222,065 km (0.115 R)
• M4: 2,112,172 km (0.093 R)
• M5: 2,757,388 km (0.078 R)
• M6: 3,514,204 km (0.091 R)
• M7: 4,052,756 km (0.082 R)
• M8: 4,668,800 km (0.093 R)
• M9: 6,335,171 km (0.082 R)
• M10: 7,019,880 km (0.092 R)
• M11: 7,659,112 km (0.107 R)
• M12: 8,470,680 km (0.109 R)
• M13: 15,389,731 km (0.094 R)
• M14: 16,053,647 km (0.115 R)
• M15: 18,443,622 km (0.118 R)
• M16: 19,310,093 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.6

Radius: 9.1

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.66 AU - 4.26 AU

Year: 4524 Days

Day: 7.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,117,722 km

• M1: 148,251 km (0.07 R)
• M2: 667,356 km (0.108 R)
• M3: 954,883 km (0.116 R)
• M4: 1,316,910 km (0.083 R)
• M5: 1,796,820 km (0.096 R)
• M6: 2,153,461 km (0.055 R)
• M7: 2,696,801 km (0.068 R)
• M8: 3,496,252 km (0.098 R)
• M9: 3,986,334 km (0.056 R)
• M10: 6,613,423 km (0.087 R)
• M11: 6,913,815 km (0.054 R)
• M12: 7,687,087 km (0.061 R)
• M13: 10,622,945 km (0.098 R)
• M14: 11,507,367 km (0.05 R)
• M15: 12,140,166 km (0.099 R)
• M16: 13,689,252 km (0.062 R)
• M17: 14,123,535 km (0.044 R)
• M18: 15,250,007 km (0.117 R)
• M19: 21,501,253 km (0.059 R)
• M20: 27,692,211 km (0.049 R)
• M21: 29,362,322 km (0.044 R)
• M22: 29,903,418 km (0.115 R)
• M23: 30,451,095 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.9

Radius: 13.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.42 AU - 4.32 AU

Year: 5351 Days

Day: 5.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 177.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,117,722 km

• M1: 163,810 km (0.05 R)
• M2: 790,176 km (0.103 R)
• M3: 1,551,779 km (0.102 R)
• M4: 2,102,748 km (0.106 R)
• M5: 2,856,871 km (0.109 R)
• M6: 3,717,058 km (0.098 R)
• M7: 5,124,924 km (0.034 R)
• M8: 5,888,471 km (0.064 R)
• M9: 7,104,702 km (0.103 R)
• M10: 7,903,555 km (0.115 R)
• M11: 11,710,372 km (0.081 R)
• M12: 12,360,973 km (0.075 R)
• M13: 13,409,056 km (0.085 R)
• M14: 14,974,597 km (0.083 R)
• M15: 16,721,452 km (0.119 R)
• M16: 17,290,073 km (0.093 R)
• M17: 19,074,177 km (0.047 R)
• M18: 21,270,573 km (0.041 R)
• M19: 22,089,023 km (0.054 R)
• M20: 25,908,257 km (0.037 R)
• M21: 33,018,943 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 19,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit