🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 8.1

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 820 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,793,340 km

• M1: 100,679 km (0.071 R)
• M2: 411,095 km (0.118 R)
• M3: 738,864 km (0.061 R)
• M4: 1,072,467 km (0.047 R)
• M5: 1,443,769 km (0.09 R)
• M6: 1,993,691 km (0.086 R)
• M7: 2,448,020 km (0.094 R)
• M8: 3,072,142 km (0.114 R)
• M9: 3,338,875 km (0.09 R)
• M10: 4,043,032 km (0.086 R)
• M11: 4,685,256 km (0.108 R)
• M12: 6,318,565 km (0.1 R)
• M13: 8,402,314 km (0.08 R)
• M14: 8,741,004 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 9.2

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.32 AU - 1.7 AU

Year: 1217 Days

Day: 10.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,793,340 km

• M1: 114,442 km (0.051 R)
• M2: 435,629 km (0.105 R)
• M3: 814,560 km (0.101 R)
• M4: 1,183,618 km (0.113 R)
• M5: 1,534,874 km (0.101 R)
• M6: 2,211,356 km (0.064 R)
• M7: 2,592,082 km (0.077 R)
• M8: 2,973,407 km (0.079 R)
• M9: 3,329,749 km (0.119 R)
• M10: 3,731,270 km (0.057 R)
• M11: 4,182,906 km (0.072 R)
• M12: 4,612,402 km (0.117 R)
• M13: 5,133,301 km (0.084 R)
• M14: 6,197,541 km (0.118 R)
• M15: 6,534,136 km (0.097 R)
• M16: 8,638,379 km (0.066 R)
• M17: 10,236,683 km (0.089 R)
• M18: 11,193,511 km (0.089 R)
• M19: 12,060,281 km (0.085 R)
• M20: 12,548,120 km (0.089 R)
• M21: 13,284,590 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.1

Radius: 7.6

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.92 AU - 10.9 AU

Year: 17447 Days

Day: 21.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,793,340 km

• M1: 324,179 km (0.086 R)
• M2: 794,664 km (0.11 R)
• M3: 1,102,985 km (0.108 R)
• M4: 3,319,427 km (0.071 R)
• M5: 10,101,147 km (0.117 R)
• M6: 10,643,889 km (0.091 R)
• M7: 10,978,838 km (0.074 R)
• M8: 12,267,325 km (0.073 R)
• M9: 19,245,766 km (0.045 R)
• M10: 21,908,459 km (0.088 R)
• M11: 36,261,028 km (0.068 R)
• M12: 37,660,067 km (0.092 R)
• M13: 40,565,407 km (0.107 R)
• M14: 50,328,314 km (0.12 R)
• M15: 54,338,883 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.9

Radius: 6.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.27 AU - 11.45 AU

Year: 18786 Days

Day: 18.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,793,340 km

• M1: 86,318 km (0.099 R)
• M2: 302,936 km (0.102 R)
• M3: 653,443 km (0.11 R)
• M4: 1,164,769 km (0.085 R)
• M5: 1,944,324 km (0.076 R)
• M6: 2,687,376 km (0.08 R)
• M7: 3,220,244 km (0.117 R)
• M8: 4,604,174 km (0.1 R)
• M9: 5,873,811 km (0.046 R)
• M10: 7,247,119 km (0.08 R)
• M11: 12,740,503 km (0.031 R)
• M12: 15,014,989 km (0.092 R)
• M13: 16,475,961 km (0.099 R)
• M14: 21,113,196 km (0.077 R)
• M15: 32,439,849 km (0.112 R)
• M16: 38,100,633 km (0.092 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 13,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit