🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 8.1

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.87 AU - 1.35 AU

Year: 807 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,046,042 km

• M1: 101,278 km (0.082 R)
• M2: 603,927 km (0.118 R)
• M3: 983,456 km (0.093 R)
• M4: 1,302,549 km (0.04 R)
• M5: 1,618,200 km (0.089 R)
• M6: 2,272,541 km (0.105 R)
• M7: 2,780,276 km (0.103 R)
• M8: 3,830,453 km (0.035 R)
• M9: 4,311,261 km (0.11 R)
• M10: 4,566,325 km (0.108 R)
• M11: 5,054,613 km (0.115 R)
• M12: 5,938,886 km (0.114 R)
• M13: 6,295,826 km (0.083 R)
• M14: 6,793,838 km (0.111 R)
• M15: 7,636,074 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.7

Radius: 12.8

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.77 AU - 1.93 AU

Year: 1737 Days

Day: 12.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,046,042 km

• M1: 159,172 km (0.104 R)
• M2: 707,000 km (0.086 R)
• M3: 1,116,000 km (0.049 R)
• M4: 1,527,394 km (0.115 R)
• M5: 1,985,912 km (0.04 R)
• M6: 2,929,874 km (0.071 R)
• M7: 3,462,892 km (0.105 R)
• M8: 4,745,843 km (0.066 R)
• M9: 7,330,595 km (0.088 R)
• M10: 7,756,350 km (0.041 R)
• M11: 8,228,481 km (0.074 R)
• M12: 9,394,597 km (0.107 R)
• M13: 9,829,478 km (0.116 R)
• M14: 10,632,070 km (0.082 R)
• M15: 11,667,587 km (0.092 R)
• M16: 13,639,885 km (0.096 R)
• M17: 14,155,100 km (0.058 R)
• M18: 14,862,100 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.5

Radius: 13.7

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.5 AU - 3.14 AU

Year: 3269 Days

Day: 12.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,046,042 km

• M1: 170,691 km (0.103 R)
• M2: 844,181 km (0.111 R)
• M3: 1,321,398 km (0.077 R)
• M4: 2,003,265 km (0.113 R)
• M5: 2,444,429 km (0.044 R)
• M6: 3,058,379 km (0.082 R)
• M7: 4,316,647 km (0.084 R)
• M8: 5,141,230 km (0.031 R)
• M9: 5,622,636 km (0.098 R)
• M10: 6,244,514 km (0.111 R)
• M11: 8,609,806 km (0.04 R)
• M12: 10,698,641 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.9

Radius: 10.9

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.52 AU - 5.52 AU

Year: 7764 Days

Day: 12.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,046,042 km

• M1: 135,536 km (0.079 R)
• M2: 704,756 km (0.114 R)
• M3: 1,055,263 km (0.117 R)
• M4: 1,596,060 km (0.114 R)
• M5: 1,979,778 km (0.074 R)
• M6: 2,409,573 km (0.039 R)
• M7: 3,418,760 km (0.095 R)
• M8: 4,393,689 km (0.105 R)
• M9: 5,025,142 km (0.109 R)
• M10: 5,460,322 km (0.029 R)
• M11: 8,433,430 km (0.067 R)
• M12: 9,531,479 km (0.096 R)
• M13: 11,585,158 km (0.054 R)
• M14: 15,847,950 km (0.07 R)
• M15: 18,327,834 km (0.065 R)
• M16: 19,893,824 km (0.103 R)
• M17: 21,125,463 km (0.108 R)
• M18: 21,547,180 km (0.105 R)
• M19: 24,196,109 km (0.09 R)
• M20: 25,361,477 km (0.077 R)
• M21: 26,078,350 km (0.111 R)
• M22: 27,055,224 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.7

Radius: 7.4

Gravity: 14.4 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.7 AU - 7.14 AU

Year: 9942 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,046,042 km

• M1: 94,396 km (0.093 R)
• M2: 398,230 km (0.114 R)
• M3: 668,702 km (0.111 R)
• M4: 1,086,230 km (0.067 R)
• M5: 1,374,505 km (0.104 R)
• M6: 1,791,135 km (0.077 R)
• M7: 3,610,993 km (0.077 R)
• M8: 3,926,795 km (0.118 R)
• M9: 4,674,485 km (0.097 R)
• M10: 5,245,350 km (0.094 R)
• M11: 7,403,449 km (0.056 R)
• M12: 11,319,472 km (0.099 R)
• M13: 12,464,345 km (0.115 R)
• M14: 15,183,735 km (0.065 R)
• M15: 21,505,442 km (0.117 R)
• M16: 22,107,274 km (0.103 R)
• M17: 22,720,476 km (0.098 R)
• M18: 31,424,230 km (0.026 R)
• M19: 36,145,538 km (0.065 R)
• M20: 43,056,810 km (0.117 R)
• M21: 45,402,206 km (0.093 R)
• M22: 49,746,977 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 16,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit