🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.6

Radius: 14.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.83 AU - 0.85 AU

Year: 531 Days

Day: 7.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,060,540 km

• M1: 180,565 km (0.114 R)
• M2: 720,912 km (0.038 R)
• M3: 1,887,776 km (0.107 R)
• M4: 2,615,868 km (0.069 R)
• M5: 3,168,632 km (0.097 R)
• M6: 4,048,567 km (0.087 R)
• M7: 4,539,996 km (0.113 R)
• M8: 5,161,276 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 11.6

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.69 AU - 3.61 AU

Year: 3859 Days

Day: 7.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,060,540 km

• M1: 144,212 km (0.097 R)
• M2: 535,112 km (0.065 R)
• M3: 1,540,708 km (0.098 R)
• M4: 2,026,154 km (0.065 R)
• M5: 2,420,942 km (0.084 R)
• M6: 3,487,725 km (0.063 R)
• M7: 4,082,825 km (0.042 R)
• M8: 4,452,481 km (0.105 R)
• M9: 6,073,674 km (0.093 R)
• M10: 11,092,832 km (0.12 R)
• M11: 11,863,710 km (0.103 R)
• M12: 12,429,189 km (0.106 R)
• M13: 14,392,063 km (0.03 R)
• M14: 15,035,484 km (0.117 R)
• M15: 16,728,333 km (0.117 R)
• M16: 23,951,816 km (0.045 R)
• M17: 25,939,074 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.7

Radius: 11.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3 AU - 3.8 AU

Year: 4327 Days

Day: 9.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,060,540 km

• M1: 147,653 km (0.092 R)
• M2: 716,873 km (0.047 R)
• M3: 1,118,543 km (0.116 R)
• M4: 1,697,038 km (0.113 R)
• M5: 2,151,517 km (0.091 R)
• M6: 3,272,902 km (0.109 R)
• M7: 4,654,588 km (0.076 R)
• M8: 7,311,895 km (0.098 R)
• M9: 9,148,059 km (0.067 R)
• M10: 10,153,207 km (0.092 R)
• M11: 12,520,594 km (0.111 R)
• M12: 13,466,202 km (0.088 R)
• M13: 16,367,353 km (0.054 R)
• M14: 17,555,310 km (0.08 R)
• M15: 18,022,803 km (0.119 R)
• M16: 23,304,506 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.8

Radius: 4.5

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.52 AU - 9.74 AU

Year: 16001 Days

Day: 17.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,060,540 km

• M1: 56,398 km (0.119 R)
• M2: 1,666,221 km (0.073 R)
• M3: 1,926,521 km (0.062 R)
• M4: 2,213,450 km (0.118 R)
• M5: 2,470,609 km (0.093 R)
• M6: 2,646,237 km (0.109 R)
• M7: 4,566,625 km (0.084 R)
• M8: 5,328,676 km (0.12 R)
• M9: 6,314,975 km (0.111 R)
• M10: 8,865,768 km (0.092 R)
• M11: 11,809,106 km (0.067 R)
• M12: 17,104,273 km (0.053 R)
• M13: 19,069,540 km (0.048 R)
• M14: 20,302,525 km (0.105 R)
• M15: 21,917,135 km (0.102 R)
• M16: 22,166,515 km (0.112 R)
• M17: 28,536,392 km (0.077 R)
• M18: 32,028,455 km (0.108 R)
• M19: 32,349,642 km (0.112 R)
• M20: 38,503,799 km (0.097 R)
• M21: 41,346,009 km (0.1 R)
• M22: 41,981,950 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 13,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit