🌌 Stone's Star System Generator

Asteroid Belt

Center: 2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.64 AU - 4.34 AU

Year: 2987 Days

Day: 41.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,664,208 km

• M1: 1,048,083 km (0.112 R)
• M2: 2,295,430 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.7

Radius: 14.4

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.79 AU - 12.45 AU

Year: 12064 Days

Day: 9.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,664,208 km

• M1: 180,265 km (0.118 R)
• M2: 670,797 km (0.106 R)
• M3: 1,176,288 km (0.048 R)
• M4: 2,511,599 km (0.078 R)
• M5: 3,827,910 km (0.1 R)
• M6: 4,302,136 km (0.096 R)
• M7: 5,597,504 km (0.108 R)
• M8: 6,106,286 km (0.049 R)
• M9: 8,157,273 km (0.109 R)
• M10: 9,131,454 km (0.092 R)
• M11: 11,311,095 km (0.065 R)
• M12: 11,796,690 km (0.105 R)
• M13: 12,408,994 km (0.117 R)
• M14: 13,278,008 km (0.094 R)
• M15: 13,818,804 km (0.1 R)
• M16: 18,466,361 km (0.112 R)
• M17: 20,222,640 km (0.081 R)
• M18: 21,344,923 km (0.107 R)
• M19: 22,171,601 km (0.083 R)
• M20: 24,242,933 km (0.052 R)
• M21: 25,325,573 km (0.096 R)
• M22: 27,105,489 km (0.106 R)
• M23: 30,600,544 km (0.104 R)
• M24: 31,439,638 km (0.111 R)
• M25: 34,049,523 km (0.119 R)
• M26: 35,064,395 km (0.076 R)
• M27: 37,154,726 km (0.115 R)
• M28: 44,188,369 km (0.069 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531

Radius: 7.6

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.85 AU - 19.33 AU

Year: 30036 Days

Day: 16.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,664,208 km

• M1: 94,546 km (0.092 R)
• M2: 448,943 km (0.05 R)
• M3: 763,099 km (0.063 R)
• M4: 1,937,292 km (0.069 R)
• M5: 2,822,463 km (0.087 R)
• M6: 4,191,284 km (0.118 R)
• M7: 4,658,029 km (0.103 R)
• M8: 6,927,279 km (0.099 R)
• M9: 8,218,309 km (0.117 R)
• M10: 8,550,565 km (0.096 R)
• M11: 10,541,115 km (0.1 R)
• M12: 11,609,543 km (0.108 R)
• M13: 12,602,125 km (0.11 R)
• M14: 14,116,653 km (0.036 R)
• M15: 14,433,502 km (0.102 R)
• M16: 16,348,504 km (0.096 R)
• M17: 17,141,971 km (0.063 R)
• M18: 21,290,619 km (0.077 R)
• M19: 22,882,341 km (0.107 R)
• M20: 39,817,268 km (0.089 R)
• M21: 41,412,431 km (0.12 R)
• M22: 45,585,762 km (0.062 R)
• M23: 47,330,672 km (0.087 R)
• M24: 50,214,620 km (0.104 R)
• M25: 54,368,205 km (0.107 R)
• M26: 55,343,134 km (0.119 R)
• M27: 56,727,662 km (0.083 R)
• M28: 64,648,271 km (0.109 R)
• M29: 74,225,527 km (0.114 R)
• M30: 76,150,851 km (0.059 R)
• M31: 79,350,151 km (0.096 R)
• M32: 84,445,455 km (0.044 R)
• M33: 87,871,844 km (0.046 R)
• M34: 90,569,692 km (0.044 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 19,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit