🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.7

Radius: 8.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.92 AU - 1.12 AU

Year: 711 Days

Day: 10 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,241,718 km

• M1: 104,419 km (0.107 R)
• M2: 469,139 km (0.106 R)
• M3: 962,812 km (0.113 R)
• M4: 1,392,607 km (0.113 R)
• M5: 1,687,763 km (0.098 R)
• M6: 2,155,556 km (0.081 R)
• M7: 2,786,260 km (0.088 R)
• M8: 3,107,297 km (0.112 R)
• M9: 3,395,572 km (0.106 R)
• M10: 3,713,917 km (0.043 R)
• M11: 4,369,903 km (0.09 R)
• M12: 4,907,259 km (0.108 R)
• M13: 5,207,352 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.4

Radius: 11.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.46 AU - 1.96 AU

Year: 1543 Days

Day: 9.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,241,718 km

• M1: 145,559 km (0.098 R)
• M2: 1,122,134 km (0.038 R)
• M3: 1,511,537 km (0.078 R)
• M4: 2,175,153 km (0.059 R)
• M5: 4,098,682 km (0.109 R)
• M6: 5,357,549 km (0.066 R)
• M7: 7,460,895 km (0.106 R)

Asteroid Belt

Center: 2.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 14.3

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.36 AU - 3.4 AU

Year: 3374 Days

Day: 14.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,241,718 km

• M1: 177,872 km (0.068 R)
• M2: 627,114 km (0.058 R)
• M3: 1,225,506 km (0.087 R)
• M4: 1,688,511 km (0.101 R)
• M5: 2,436,800 km (0.093 R)
• M6: 3,327,505 km (0.083 R)
• M7: 4,645,612 km (0.075 R)
• M8: 5,473,936 km (0.04 R)
• M9: 6,426,725 km (0.103 R)
• M10: 6,972,757 km (0.066 R)
• M11: 7,738,399 km (0.064 R)
• M12: 9,768,741 km (0.105 R)
• M13: 10,531,690 km (0.108 R)
• M14: 11,416,262 km (0.086 R)
• M15: 12,569,213 km (0.069 R)
• M16: 13,060,642 km (0.085 R)
• M17: 14,563,802 km (0.106 R)
• M18: 15,106,243 km (0.107 R)
• M19: 16,442,452 km (0.101 R)
• M20: 16,976,815 km (0.116 R)
• M21: 18,939,090 km (0.111 R)
• M22: 19,765,020 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.2

Radius: 14.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.87 AU - 3.35 AU

Year: 3786 Days

Day: 9.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,241,718 km

• M1: 182,809 km (0.099 R)
• M2: 668,104 km (0.111 R)
• M3: 1,558,211 km (0.045 R)
• M4: 3,679,360 km (0.098 R)
• M5: 4,323,079 km (0.09 R)
• M6: 5,090,367 km (0.109 R)
• M7: 5,892,361 km (0.048 R)
• M8: 8,218,009 km (0.07 R)
• M9: 8,920,371 km (0.046 R)
• M10: 9,548,682 km (0.081 R)
• M11: 10,445,671 km (0.035 R)
• M12: 11,270,704 km (0.119 R)
• M13: 11,873,733 km (0.118 R)
• M14: 12,911,343 km (0.112 R)
• M15: 13,813,419 km (0.106 R)
• M16: 15,012,595 km (0.115 R)
• M17: 15,956,707 km (0.104 R)
• M18: 17,276,609 km (0.099 R)
• M19: 17,847,624 km (0.042 R)
• M20: 19,822,017 km (0.119 R)
• M21: 20,830,008 km (0.083 R)
• M22: 22,948,313 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.9

Radius: 4.2

Gravity: 42.68 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.67 AU - 11.61 AU

Year: 20660 Days

Day: 24.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,241,718 km

• M1: 55,650 km (0.054 R)
• M2: 190,737 km (0.062 R)
• M3: 339,438 km (0.097 R)
• M4: 519,853 km (0.065 R)
• M5: 871,707 km (0.085 R)
• M6: 1,648,269 km (0.107 R)
• M7: 2,283,013 km (0.115 R)
• M8: 3,148,736 km (0.107 R)
• M9: 4,417,775 km (0.082 R)
• M10: 4,808,973 km (0.099 R)
• M11: 5,339,896 km (0.108 R)
• M12: 6,472,501 km (0.107 R)
• M13: 7,359,467 km (0.088 R)
• M14: 7,857,628 km (0.092 R)
• M15: 8,377,780 km (0.111 R)
• M16: 8,592,154 km (0.03 R)
• M17: 8,810,118 km (0.113 R)
• M18: 9,371,409 km (0.072 R)
• M19: 10,379,699 km (0.057 R)
• M20: 11,655,918 km (0.088 R)
• M21: 12,819,939 km (0.101 R)
• M22: 14,747,059 km (0.076 R)
• M23: 14,981,030 km (0.117 R)
• M24: 16,605,364 km (0.098 R)
• M25: 20,199,004 km (0.109 R)
• M26: 20,391,237 km (0.116 R)
• M27: 21,073,403 km (0.045 R)
• M28: 25,939,672 km (0.09 R)
• M29: 26,280,905 km (0.06 R)
• M30: 42,668,155 km (0.101 R)
• M31: 46,569,668 km (0.027 R)
• M32: 48,263,115 km (0.115 R)
• M33: 50,172,732 km (0.105 R)
• M34: 52,312,879 km (0.075 R)
• M35: 52,857,266 km (0.083 R)
• M36: 53,222,285 km (0.07 R)
• M37: 57,348,942 km (0.095 R)
• M38: 59,096,844 km (0.112 R)
• M39: 66,444,044 km (0.059 R)
• M40: 71,665,907 km (0.043 R)
• M41: 76,221,162 km (0.062 R)
• M42: 78,332,587 km (0.079 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: 212 - 15,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit