🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.86 AU - 2.1 AU

Year: 1033 Days

Day: 17.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,690,865 km

• M1: 645,515 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.86 AU - 2.54 AU

Year: 1210 Days

Day: 36 Hours

Environment

Temp: -87 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,690,865 km

• M1: 12,267 km (0.063 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.1

Radius: 6.5

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.56 AU - 15.54 AU

Year: 17483 Days

Day: 18.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,690,865 km

• M1: 82,428 km (0.102 R)
• M2: 692,040 km (0.051 R)
• M3: 1,253,929 km (0.093 R)
• M4: 1,857,706 km (0.093 R)
• M5: 2,525,810 km (0.091 R)
• M6: 2,780,875 km (0.056 R)
• M7: 5,224,406 km (0.095 R)
• M8: 8,307,170 km (0.119 R)
• M9: 9,032,719 km (0.119 R)
• M10: 9,356,150 km (0.092 R)
• M11: 9,855,957 km (0.083 R)
• M12: 11,841,719 km (0.045 R)
• M13: 12,164,102 km (0.1 R)
• M14: 12,894,289 km (0.055 R)
• M15: 16,504,684 km (0.085 R)
• M16: 17,233,974 km (0.062 R)
• M17: 18,069,179 km (0.111 R)
• M18: 18,496,879 km (0.075 R)
• M19: 20,366,703 km (0.106 R)
• M20: 21,585,477 km (0.115 R)
• M21: 23,251,548 km (0.093 R)
• M22: 25,746,990 km (0.095 R)
• M23: 26,397,591 km (0.092 R)
• M24: 32,127,639 km (0.088 R)
• M25: 34,034,712 km (0.119 R)
• M26: 34,818,156 km (0.067 R)
• M27: 45,022,975 km (0.081 R)
• M28: 52,081,152 km (0.108 R)
• M29: 52,946,726 km (0.079 R)
• M30: 53,822,023 km (0.098 R)
• M31: 65,089,286 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.3

Radius: 3.6

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14.3 AU - 15.18 AU

Year: 20987 Days

Day: 19.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,690,865 km

• M1: 45,179 km (0.118 R)
• M2: 236,065 km (0.115 R)
• M3: 376,388 km (0.093 R)
• M4: 664,215 km (0.075 R)
• M5: 1,469,500 km (0.118 R)
• M6: 2,961,140 km (0.118 R)
• M7: 3,538,438 km (0.065 R)
• M8: 5,491,738 km (0.117 R)
• M9: 6,287,599 km (0.044 R)
• M10: 11,288,207 km (0.093 R)
• M11: 26,061,894 km (0.057 R)
• M12: 28,850,548 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 11,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit