🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796

Radius: 10

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.89 AU - 2.31 AU

Year: 1965 Days

Day: 8 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,202,302 km

• M1: 124,465 km (0.088 R)
• M2: 479,910 km (0.09 R)
• M3: 800,648 km (0.098 R)
• M4: 1,413,101 km (0.114 R)
• M5: 2,113,519 km (0.082 R)
• M6: 2,613,176 km (0.093 R)
• M7: 3,305,215 km (0.117 R)
• M8: 4,018,947 km (0.097 R)
• M9: 4,453,529 km (0.083 R)
• M10: 5,007,490 km (0.11 R)
• M11: 5,347,525 km (0.112 R)
• M12: 6,252,892 km (0.094 R)
• M13: 6,728,912 km (0.1 R)
• M14: 8,303,280 km (0.112 R)
• M15: 9,652,952 km (0.093 R)
• M16: 10,325,694 km (0.083 R)
• M17: 16,086,708 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.5

Radius: 13.2

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.03 AU - 3.33 AU

Year: 2833 Days

Day: 8.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,202,302 km

• M1: 164,707 km (0.064 R)
• M2: 687,103 km (0.062 R)
• M3: 1,237,623 km (0.117 R)
• M4: 1,971,700 km (0.112 R)
• M5: 2,521,173 km (0.099 R)
• M6: 3,418,461 km (0.108 R)
• M7: 4,329,512 km (0.09 R)
• M8: 6,336,816 km (0.105 R)
• M9: 7,627,995 km (0.075 R)
• M10: 8,277,998 km (0.113 R)
• M11: 9,753,632 km (0.059 R)
• M12: 10,316,269 km (0.042 R)
• M13: 11,005,915 km (0.086 R)
• M14: 11,506,769 km (0.077 R)
• M15: 13,746,100 km (0.042 R)

Asteroid Belt

Center: 3.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.2

Radius: 13.3

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.37 AU - 3.47 AU

Year: 4084 Days

Day: 7.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,202,302 km

• M1: 165,455 km (0.09 R)
• M2: 599,289 km (0.066 R)
• M3: 1,421,329 km (0.106 R)
• M4: 2,268,652 km (0.096 R)
• M5: 3,023,672 km (0.053 R)
• M6: 3,532,754 km (0.06 R)
• M7: 4,776,062 km (0.113 R)
• M8: 5,784,202 km (0.037 R)
• M9: 6,385,735 km (0.067 R)
• M10: 6,995,645 km (0.092 R)
• M11: 7,821,276 km (0.085 R)
• M12: 11,414,318 km (0.102 R)
• M13: 12,411,986 km (0.101 R)
• M14: 12,856,890 km (0.109 R)
• M15: 13,518,561 km (0.09 R)
• M16: 13,936,837 km (0.034 R)
• M17: 15,356,670 km (0.089 R)
• M18: 18,546,396 km (0.116 R)
• M19: 20,262,433 km (0.119 R)
• M20: 21,866,571 km (0.115 R)
• M21: 22,590,026 km (0.102 R)
• M22: 23,254,540 km (0.053 R)
• M23: 26,774,877 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.1

Radius: 10.9

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.92 AU - 4.14 AU

Year: 4282 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,202,302 km

• M1: 137,480 km (0.089 R)
• M2: 498,311 km (0.072 R)
• M3: 1,396,795 km (0.057 R)
• M4: 1,984,565 km (0.102 R)
• M5: 2,352,427 km (0.093 R)
• M6: 2,981,635 km (0.106 R)
• M7: 3,806,667 km (0.096 R)
• M8: 5,445,961 km (0.072 R)
• M9: 5,846,883 km (0.079 R)
• M10: 6,805,506 km (0.117 R)
• M11: 10,268,996 km (0.078 R)
• M12: 11,290,450 km (0.074 R)
• M13: 12,525,381 km (0.109 R)
• M14: 14,059,657 km (0.112 R)
• M15: 16,295,397 km (0.083 R)
• M16: 17,131,200 km (0.052 R)
• M17: 18,120,940 km (0.106 R)
• M18: 18,694,199 km (0.111 R)
• M19: 19,083,153 km (0.109 R)
• M20: 20,146,495 km (0.116 R)
• M21: 22,903,883 km (0.106 R)
• M22: 24,642,958 km (0.111 R)
• M23: 26,063,988 km (0.108 R)
• M24: 26,468,351 km (0.12 R)
• M25: 26,959,032 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.3

Radius: 3.9

Gravity: 64.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.35 AU - 8.39 AU

Year: 12919 Days

Day: 24.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,202,302 km

• M1: 53,556 km (0.086 R)
• M2: 331,509 km (0.117 R)
• M3: 1,297,313 km (0.099 R)
• M4: 2,111,574 km (0.118 R)
• M5: 3,066,607 km (0.081 R)
• M6: 3,652,731 km (0.058 R)
• M7: 5,894,455 km (0.109 R)
• M8: 6,131,418 km (0.037 R)
• M9: 6,837,520 km (0.087 R)
• M10: 8,067,664 km (0.061 R)
• M11: 9,226,000 km (0.055 R)
• M12: 15,635,969 km (0.08 R)
• M13: 17,024,238 km (0.105 R)
• M14: 18,745,062 km (0.094 R)
• M15: 26,575,763 km (0.069 R)
• M16: 30,142,924 km (0.069 R)
• M17: 31,439,189 km (0.108 R)
• M18: 55,925,369 km (0.115 R)
• M19: 63,626,667 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 13,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit