🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.01 AU - 1.19 AU

Year: 428 Days

Day: 47.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,870,775 km

• M1: 112,946 km (0.113 R)

Asteroid Belt

Center: 2.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.38 AU - 5.38 AU

Year: 3400 Days

Day: 39.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,870,775 km

• M1: 1,467,256 km (0.062 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.9

Radius: 6.6

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 9.64 AU - 14.8 AU

Year: 15842 Days

Day: 17.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,870,775 km

• M1: 82,129 km (0.092 R)
• M2: 1,622,688 km (0.119 R)
• M3: 1,966,464 km (0.04 R)
• M4: 2,211,356 km (0.116 R)
• M5: 3,172,073 km (0.103 R)
• M6: 4,135,783 km (0.113 R)
• M7: 4,411,043 km (0.113 R)
• M8: 6,359,555 km (0.044 R)
• M9: 6,829,442 km (0.038 R)
• M10: 7,800,482 km (0.11 R)
• M11: 9,661,928 km (0.105 R)
• M12: 10,102,643 km (0.108 R)
• M13: 13,571,668 km (0.055 R)
• M14: 13,846,181 km (0.076 R)
• M15: 17,115,792 km (0.085 R)
• M16: 18,691,207 km (0.098 R)
• M17: 19,099,609 km (0.059 R)
• M18: 19,514,145 km (0.104 R)
• M19: 25,878,786 km (0.12 R)
• M20: 27,596,170 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.3

Radius: 4.8

Gravity: 42.94 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.46 AU - 15.06 AU

Year: 15920 Days

Day: 22.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,870,775 km

• M1: 59,690 km (0.045 R)
• M2: 294,109 km (0.116 R)
• M3: 497,413 km (0.1 R)
• M4: 1,067,381 km (0.113 R)
• M5: 1,240,914 km (0.111 R)
• M6: 1,859,801 km (0.05 R)
• M7: 4,078,038 km (0.042 R)
• M8: 5,489,195 km (0.057 R)
• M9: 7,197,453 km (0.087 R)
• M10: 8,273,660 km (0.037 R)
• M11: 9,509,338 km (0.096 R)
• M12: 9,966,509 km (0.082 R)
• M13: 10,862,900 km (0.096 R)
• M14: 11,236,146 km (0.08 R)
• M15: 11,682,247 km (0.114 R)
• M16: 11,877,024 km (0.04 R)
• M17: 18,253,483 km (0.088 R)
• M18: 19,318,321 km (0.113 R)
• M19: 20,896,579 km (0.105 R)
• M20: 22,061,198 km (0.104 R)
• M21: 23,576,774 km (0.059 R)
• M22: 23,783,967 km (0.089 R)
• M23: 24,518,792 km (0.117 R)
• M24: 27,039,516 km (0.115 R)
• M25: 29,607,363 km (0.1 R)
• M26: 29,848,665 km (0.041 R)
• M27: 37,568,214 km (0.087 R)
• M28: 38,707,701 km (0.099 R)
• M29: 44,910,627 km (0.058 R)
• M30: 47,831,376 km (0.047 R)
• M31: 49,847,207 km (0.104 R)
• M32: 50,876,141 km (0.099 R)
• M33: 52,622,248 km (0.067 R)
• M34: 53,510,111 km (0.102 R)
• M35: 58,857,487 km (0.111 R)
• M36: 64,955,695 km (0.117 R)
• M37: 70,170,078 km (0.113 R)
• M38: 71,895,689 km (0.092 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: 183 - 16,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit