🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.5

Radius: 14.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.61 AU - 0.61 AU

Year: 318 Days

Day: 14.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 133 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 56,372,169 km

• M1: 185,352 km (0.11 R)
• M2: 680,371 km (0.086 R)
• M3: 1,391,709 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.5

Radius: 9.1

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.63 AU - 0.83 AU

Year: 416 Days

Day: 9.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,372,169 km

• M1: 116,686 km (0.077 R)
• M2: 400,324 km (0.05 R)
• M3: 725,699 km (0.117 R)
• M4: 1,159,832 km (0.072 R)
• M5: 2,020,319 km (0.043 R)
• M6: 2,341,955 km (0.112 R)
• M7: 2,697,848 km (0.096 R)
• M8: 3,053,293 km (0.073 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.6

Radius: 6.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.57 AU - 7.35 AU

Year: 10949 Days

Day: 20.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,372,169 km

• M1: 99,333 km (0.064 R)
• M2: 306,526 km (0.118 R)
• M3: 1,102,536 km (0.087 R)
• M4: 1,334,862 km (0.071 R)
• M5: 2,434,257 km (0.092 R)
• M6: 3,098,172 km (0.097 R)
• M7: 4,485,243 km (0.108 R)
• M8: 4,870,607 km (0.119 R)
• M9: 5,083,485 km (0.037 R)
• M10: 5,944,271 km (0.103 R)
• M11: 8,213,521 km (0.1 R)
• M12: 8,583,776 km (0.118 R)
• M13: 8,859,934 km (0.074 R)
• M14: 9,650,409 km (0.097 R)
• M15: 16,281,335 km (0.108 R)
• M16: 17,409,003 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.3

Radius: 6.7

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.28 AU - 9.78 AU

Year: 18095 Days

Day: 16 Hours

Environment

Temp: -229 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,372,169 km

• M1: 90,806 km (0.072 R)
• M2: 842,236 km (0.112 R)
• M3: 1,319,004 km (0.075 R)
• M4: 2,033,484 km (0.073 R)
• M5: 3,473,962 km (0.052 R)
• M6: 3,991,271 km (0.075 R)
• M7: 4,878,237 km (0.079 R)
• M8: 6,040,014 km (0.105 R)
• M9: 6,347,438 km (0.048 R)
• M10: 6,993,551 km (0.1 R)
• M11: 8,182,106 km (0.08 R)
• M12: 9,245,597 km (0.114 R)
• M13: 15,828,801 km (0.081 R)
• M14: 16,413,729 km (0.107 R)
• M15: 19,723,282 km (0.097 R)
• M16: 20,229,671 km (0.025 R)
• M17: 26,284,944 km (0.078 R)
• M18: 30,779,762 km (0.057 R)
• M19: 33,445,895 km (0.109 R)
• M20: 35,886,136 km (0.083 R)
• M21: 38,312,015 km (0.052 R)
• M22: 38,968,001 km (0.09 R)
• M23: 40,981,289 km (0.077 R)
• M24: 41,805,574 km (0.083 R)
• M25: 50,039,889 km (0.109 R)
• M26: 50,666,256 km (0.11 R)
• M27: 52,255,135 km (0.119 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 18,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit