🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.3

Radius: 11.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.45 AU - 0.67 AU

Year: 279 Days

Day: 12.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 47,669,779 km

• M1: 141,370 km (0.065 R)
• M2: 967,150 km (0.087 R)
• M3: 1,328,878 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.3

Radius: 9.5

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.6 AU - 0.74 AU

Year: 366 Days

Day: 11.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,669,779 km

• M1: 118,182 km (0.116 R)
• M2: 577,149 km (0.107 R)
• M3: 926,908 km (0.116 R)
• M4: 1,339,350 km (0.119 R)
• M5: 1,919,490 km (0.115 R)
• M6: 2,246,062 km (0.076 R)
• M7: 2,619,758 km (0.033 R)
• M8: 3,012,901 km (0.058 R)
• M9: 3,602,616 km (0.03 R)
• M10: 3,905,851 km (0.119 R)
• M11: 4,239,753 km (0.108 R)
• M12: 4,996,270 km (0.086 R)
• M13: 5,704,466 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366

Radius: 10.2

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.99 AU - 3.23 AU

Year: 2812 Days

Day: 5.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,669,779 km

• M1: 127,158 km (0.03 R)
• M2: 494,421 km (0.118 R)
• M3: 1,354,310 km (0.079 R)
• M4: 2,028,547 km (0.101 R)
• M5: 2,376,661 km (0.096 R)
• M6: 3,211,118 km (0.11 R)
• M7: 3,634,181 km (0.078 R)
• M8: 4,739,859 km (0.072 R)
• M9: 5,109,665 km (0.106 R)
• M10: 6,031,337 km (0.083 R)
• M11: 6,388,128 km (0.113 R)
• M12: 6,840,213 km (0.068 R)
• M13: 7,898,468 km (0.099 R)
• M14: 8,801,441 km (0.119 R)
• M15: 9,328,325 km (0.12 R)
• M16: 12,123,860 km (0.077 R)
• M17: 13,409,654 km (0.028 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.6

Radius: 7.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.7 AU - 7.8 AU

Year: 13018 Days

Day: 21.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,669,779 km

• M1: 91,105 km (0.114 R)
• M2: 927,058 km (0.049 R)
• M3: 1,157,738 km (0.097 R)
• M4: 1,481,019 km (0.118 R)
• M5: 1,754,484 km (0.114 R)
• M6: 2,130,722 km (0.088 R)
• M7: 2,366,638 km (0.107 R)
• M8: 3,540,832 km (0.107 R)
• M9: 3,900,166 km (0.028 R)
• M10: 5,722,717 km (0.092 R)
• M11: 6,703,929 km (0.101 R)
• M12: 8,312,854 km (0.117 R)
• M13: 8,855,745 km (0.083 R)
• M14: 10,837,319 km (0.098 R)
• M15: 11,104,201 km (0.037 R)
• M16: 11,987,726 km (0.077 R)
• M17: 12,215,863 km (0.101 R)
• M18: 13,583,935 km (0.072 R)
• M19: 18,752,392 km (0.088 R)
• M20: 23,194,551 km (0.106 R)
• M21: 23,817,327 km (0.09 R)
• M22: 24,726,284 km (0.058 R)
• M23: 25,564,032 km (0.117 R)
• M24: 26,613,312 km (0.074 R)
• M25: 27,790,497 km (0.066 R)
• M26: 37,503,588 km (0.056 R)
• M27: 38,981,914 km (0.059 R)
• M28: 42,449,293 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 14,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit