🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.6

Radius: 8.4

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.96 AU - 1.18 AU

Year: 715 Days

Day: 14.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,408,974 km

• M1: 104,419 km (0.098 R)
• M2: 387,758 km (0.067 R)
• M3: 654,939 km (0.109 R)
• M4: 971,638 km (0.095 R)
• M5: 1,439,281 km (0.082 R)
• M6: 1,970,952 km (0.028 R)
• M7: 3,042,821 km (0.07 R)
• M8: 3,592,443 km (0.114 R)
• M9: 4,090,006 km (0.12 R)
• M10: 4,385,910 km (0.062 R)
• M11: 4,727,742 km (0.07 R)
• M12: 5,465,409 km (0.108 R)
• M13: 6,672,215 km (0.108 R)
• M14: 7,062,515 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.6

Radius: 10.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.9 AU - 1.4 AU

Year: 796 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,408,974 km

• M1: 136,134 km (0.104 R)
• M2: 568,322 km (0.095 R)
• M3: 1,235,978 km (0.074 R)
• M4: 2,641,001 km (0.093 R)
• M5: 2,999,737 km (0.089 R)
• M6: 3,703,445 km (0.066 R)
• M7: 4,109,902 km (0.107 R)
• M8: 5,293,969 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.7

Radius: 10.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.32 AU - 2.36 AU

Year: 2311 Days

Day: 13.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,408,974 km

• M1: 131,796 km (0.088 R)
• M2: 541,395 km (0.073 R)
• M3: 1,087,128 km (0.106 R)
• M4: 1,666,371 km (0.099 R)
• M5: 2,015,831 km (0.075 R)
• M6: 2,866,146 km (0.113 R)
• M7: 3,496,102 km (0.078 R)
• M8: 5,454,189 km (0.12 R)
• M9: 6,131,269 km (0.104 R)
• M10: 7,353,633 km (0.119 R)
• M11: 8,085,466 km (0.079 R)
• M12: 9,801,353 km (0.12 R)
• M13: 11,033,591 km (0.084 R)
• M14: 11,626,597 km (0.117 R)
• M15: 12,492,469 km (0.064 R)
• M16: 14,868,832 km (0.094 R)
• M17: 15,494,749 km (0.086 R)
• M18: 16,851,003 km (0.118 R)
• M19: 17,959,374 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 13.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.57 AU - 3.79 AU

Year: 3661 Days

Day: 10.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,408,974 km

• M1: 172,935 km (0.058 R)
• M2: 636,988 km (0.119 R)
• M3: 1,442,423 km (0.099 R)
• M4: 2,092,276 km (0.086 R)
• M5: 2,833,234 km (0.078 R)
• M6: 3,321,073 km (0.104 R)
• M7: 3,763,733 km (0.106 R)
• M8: 4,246,186 km (0.09 R)
• M9: 6,401,143 km (0.074 R)
• M10: 8,985,895 km (0.11 R)
• M11: 10,777,330 km (0.117 R)
• M12: 12,842,977 km (0.106 R)
• M13: 14,696,794 km (0.078 R)
• M14: 16,446,491 km (0.096 R)
• M15: 17,861,537 km (0.092 R)
• M16: 18,929,666 km (0.099 R)
• M17: 19,541,371 km (0.099 R)
• M18: 19,977,300 km (0.084 R)
• M19: 20,483,389 km (0.041 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518

Radius: 4.7

Gravity: 23.45 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.13 AU - 7.39 AU

Year: 12630 Days

Day: 23.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 34,408,974 km

• M1: 58,493 km (0.076 R)
• M2: 275,110 km (0.069 R)
• M3: 497,563 km (0.041 R)
• M4: 780,751 km (0.075 R)
• M5: 1,006,943 km (0.083 R)
• M6: 1,353,711 km (0.109 R)
• M7: 2,188,018 km (0.094 R)
• M8: 2,640,103 km (0.116 R)
• M9: 3,223,535 km (0.104 R)
• M10: 3,727,680 km (0.114 R)
• M11: 4,610,606 km (0.105 R)
• M12: 4,765,141 km (0.087 R)
• M13: 5,837,159 km (0.104 R)
• M14: 6,165,527 km (0.111 R)
• M15: 9,349,119 km (0.106 R)
• M16: 10,579,412 km (0.119 R)
• M17: 10,740,529 km (0.097 R)
• M18: 13,108,663 km (0.096 R)
• M19: 14,711,455 km (0.12 R)
• M20: 15,319,121 km (0.098 R)
• M21: 17,465,551 km (0.083 R)
• M22: 17,917,636 km (0.053 R)
• M23: 18,070,076 km (0.041 R)
• M24: 19,320,864 km (0.049 R)
• M25: 20,544,874 km (0.114 R)
• M26: 22,432,051 km (0.094 R)
• M27: 23,875,072 km (0.108 R)
• M28: 24,338,377 km (0.073 R)
• M29: 26,646,373 km (0.044 R)
• M30: 37,090,249 km (0.073 R)
• M31: 38,975,032 km (0.116 R)
• M32: 40,005,762 km (0.1 R)
• M33: 41,054,742 km (0.112 R)
• M34: 43,207,306 km (0.089 R)
• M35: 46,431,589 km (0.041 R)
• M36: 50,114,239 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.6

Radius: 3.5

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.47 AU - 11.55 AU

Year: 20449 Days

Day: 17.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,408,974 km

• M1: 43,533 km (0.107 R)
• M2: 206,445 km (0.119 R)
• M3: 1,117,646 km (0.117 R)
• M4: 1,442,423 km (0.04 R)
• M5: 2,394,763 km (0.104 R)
• M6: 2,872,279 km (0.069 R)
• M7: 4,522,194 km (0.117 R)
• M8: 5,424,868 km (0.12 R)
• M9: 6,645,137 km (0.119 R)
• M10: 7,729,273 km (0.107 R)
• M11: 8,433,580 km (0.04 R)
• M12: 8,677,424 km (0.106 R)
• M13: 9,307,980 km (0.106 R)
• M14: 10,287,098 km (0.087 R)
• M15: 13,577,802 km (0.068 R)
• M16: 14,774,585 km (0.101 R)
• M17: 19,270,151 km (0.097 R)
• M18: 20,266,921 km (0.109 R)
• M19: 23,542,516 km (0.093 R)
• M20: 24,351,841 km (0.097 R)
• M21: 25,855,000 km (0.049 R)
• M22: 32,091,885 km (0.045 R)
• M23: 32,289,055 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 15,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit