🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.4

Radius: 9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.08 AU - 1.42 AU

Year: 932 Days

Day: 9.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,609,515 km

• M1: 115,490 km (0.067 R)
• M2: 446,250 km (0.109 R)
• M3: 881,879 km (0.108 R)
• M4: 1,315,863 km (0.071 R)
• M5: 2,088,386 km (0.092 R)
• M6: 2,473,750 km (0.091 R)
• M7: 3,165,641 km (0.088 R)
• M8: 3,742,789 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.6

Radius: 10.5

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.21 AU - 1.89 AU

Year: 1287 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,609,515 km

• M1: 130,599 km (0.119 R)
• M2: 526,884 km (0.109 R)
• M3: 918,082 km (0.098 R)
• M4: 1,571,077 km (0.054 R)
• M5: 2,270,297 km (0.04 R)
• M6: 2,982,383 km (0.101 R)
• M7: 3,627,748 km (0.069 R)
• M8: 5,328,975 km (0.109 R)
• M9: 6,518,129 km (0.06 R)
• M10: 7,629,342 km (0.097 R)
• M11: 8,998,312 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.5

Radius: 9.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.51 AU - 2.09 AU

Year: 1610 Days

Day: 14.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 72.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,609,515 km

• M1: 113,395 km (0.092 R)
• M2: 512,373 km (0.093 R)
• M3: 801,845 km (0.057 R)
• M4: 1,219,671 km (0.09 R)
• M5: 1,550,432 km (0.092 R)
• M6: 2,187,420 km (0.062 R)
• M7: 2,657,457 km (0.065 R)
• M8: 3,179,703 km (0.112 R)
• M9: 3,676,068 km (0.12 R)
• M10: 4,394,288 km (0.038 R)
• M11: 5,183,566 km (0.079 R)
• M12: 5,704,915 km (0.056 R)
• M13: 6,371,822 km (0.038 R)
• M14: 6,759,131 km (0.044 R)
• M15: 7,964,142 km (0.064 R)
• M16: 10,046,694 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.4

Radius: 3.5

Gravity: 25.99 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.78 AU - 10.78 AU

Year: 17349 Days

Day: 19.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,609,515 km

• M1: 44,580 km (0.107 R)
• M2: 366,515 km (0.096 R)
• M3: 831,315 km (0.104 R)
• M4: 1,133,353 km (0.114 R)
• M5: 1,296,565 km (0.108 R)
• M6: 1,518,867 km (0.079 R)
• M7: 1,782,309 km (0.052 R)
• M8: 2,605,696 km (0.059 R)
• M9: 3,844,516 km (0.108 R)
• M10: 5,857,056 km (0.104 R)
• M11: 7,839,078 km (0.115 R)
• M12: 9,151,500 km (0.105 R)
• M13: 9,911,457 km (0.052 R)
• M14: 10,387,179 km (0.099 R)
• M15: 12,933,783 km (0.089 R)
• M16: 15,443,587 km (0.118 R)
• M17: 15,654,520 km (0.057 R)
• M18: 15,938,756 km (0.113 R)
• M19: 18,025,795 km (0.115 R)
• M20: 23,465,024 km (0.066 R)
• M21: 27,161,887 km (0.059 R)
• M22: 28,300,327 km (0.08 R)
• M23: 29,362,472 km (0.073 R)
• M24: 40,943,890 km (0.093 R)
• M25: 42,990,838 km (0.106 R)
• M26: 50,459,362 km (0.077 R)
• M27: 51,547,537 km (0.072 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: 195 - 18,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit