🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.5

Radius: 14.3

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.59 AU - 0.71 AU

Year: 368 Days

Day: 10.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,169,502 km

• M1: 177,872 km (0.084 R)
• M2: 702,811 km (0.115 R)
• M3: 1,242,111 km (0.111 R)
• M4: 1,815,221 km (0.101 R)
• M5: 2,372,622 km (0.118 R)
• M6: 3,668,289 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.7

Radius: 11.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.31 AU - 1.89 AU

Year: 1423 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,169,502 km

• M1: 147,952 km (0.098 R)
• M2: 720,015 km (0.104 R)
• M3: 1,114,654 km (0.111 R)
• M4: 1,501,215 km (0.046 R)
• M5: 2,058,467 km (0.063 R)
• M6: 2,677,503 km (0.079 R)
• M7: 4,742,253 km (0.101 R)
• M8: 6,036,872 km (0.109 R)
• M9: 6,975,599 km (0.045 R)
• M10: 8,112,842 km (0.117 R)
• M11: 9,198,773 km (0.069 R)
• M12: 9,571,870 km (0.076 R)
• M13: 10,287,247 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.8

Radius: 9.2

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.48 AU - 3.22 AU

Year: 3382 Days

Day: 8.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,169,502 km

• M1: 114,442 km (0.108 R)
• M2: 582,534 km (0.11 R)
• M3: 902,075 km (0.053 R)
• M4: 1,566,290 km (0.097 R)
• M5: 3,449,876 km (0.053 R)
• M6: 3,945,345 km (0.085 R)
• M7: 5,104,429 km (0.083 R)
• M8: 6,090,578 km (0.106 R)
• M9: 6,784,114 km (0.103 R)
• M10: 7,732,564 km (0.12 R)
• M11: 8,044,177 km (0.092 R)
• M12: 8,582,131 km (0.074 R)
• M13: 9,182,317 km (0.111 R)
• M14: 9,770,087 km (0.069 R)
• M15: 11,371,682 km (0.067 R)
• M16: 12,946,798 km (0.11 R)
• M17: 16,753,466 km (0.073 R)
• M18: 19,541,521 km (0.094 R)
• M19: 20,579,730 km (0.115 R)
• M20: 24,801,681 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.3

Radius: 3.3

Gravity: 45.76 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.66 AU - 8.64 AU

Year: 14873 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,169,502 km

• M1: 153,338 km (0.097 R)
• M2: 341,831 km (0.104 R)
• M3: 457,171 km (0.104 R)
• M4: 1,234,033 km (0.118 R)
• M5: 1,496,727 km (0.095 R)
• M6: 3,294,295 km (0.107 R)
• M7: 3,909,441 km (0.112 R)
• M8: 4,503,644 km (0.028 R)
• M9: 9,688,407 km (0.082 R)
• M10: 15,886,097 km (0.111 R)
• M11: 18,721,276 km (0.08 R)
• M12: 23,437,199 km (0.115 R)
• M13: 24,005,522 km (0.091 R)
• M14: 24,293,049 km (0.082 R)
• M15: 31,787,752 km (0.069 R)
• M16: 32,835,685 km (0.116 R)
• M17: 33,308,564 km (0.051 R)
• M18: 36,242,328 km (0.106 R)
• M19: 40,415,510 km (0.096 R)
• M20: 41,232,016 km (0.116 R)
• M21: 41,782,536 km (0.041 R)
• M22: 41,920,914 km (0.072 R)
• M23: 44,608,290 km (0.032 R)
• M24: 45,480,296 km (0.119 R)
• M25: 47,860,847 km (0.114 R)
• M26: 52,545,953 km (0.116 R)
• M27: 56,169,513 km (0.104 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: 199 - 12,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit