🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.75 AU - 1.07 AU

Year: 311 Days

Day: 19.5 Hours

Environment

Temp: 99 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.44 AU - 2.3 AU

Year: 916 Days

Day: 18.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.4

Radius: 12.6

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.58 AU - 7.2 AU

Year: 5120 Days

Day: 5.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,245,242 km

• M1: 156,779 km (0.107 R)
• M2: 606,769 km (0.092 R)
• M3: 1,104,032 km (0.039 R)
• M4: 1,548,936 km (0.068 R)
• M5: 2,014,036 km (0.116 R)
• M6: 2,522,370 km (0.042 R)
• M7: 3,174,168 km (0.106 R)
• M8: 4,168,245 km (0.068 R)
• M9: 4,609,858 km (0.098 R)
• M10: 5,192,392 km (0.092 R)
• M11: 7,735,407 km (0.118 R)
• M12: 8,140,667 km (0.117 R)
• M13: 8,599,035 km (0.057 R)
• M14: 10,078,409 km (0.086 R)
• M15: 10,518,077 km (0.112 R)
• M16: 15,186,278 km (0.097 R)
• M17: 19,148,378 km (0.077 R)
• M18: 20,029,958 km (0.115 R)
• M19: 21,295,107 km (0.099 R)
• M20: 21,728,492 km (0.078 R)
• M21: 28,431,075 km (0.093 R)
• M22: 28,868,799 km (0.098 R)
• M23: 29,757,560 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.2

Radius: 6.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.58 AU - 15.32 AU

Year: 19673 Days

Day: 18.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,245,242 km

• M1: 95,593 km (0.063 R)
• M2: 325,375 km (0.06 R)
• M3: 3,795,298 km (0.045 R)
• M4: 4,382,918 km (0.09 R)
• M5: 4,877,339 km (0.079 R)
• M6: 5,505,950 km (0.075 R)
• M7: 10,157,546 km (0.069 R)
• M8: 11,285,364 km (0.041 R)
• M9: 12,437,417 km (0.071 R)
• M10: 12,954,428 km (0.103 R)
• M11: 14,216,585 km (0.089 R)
• M12: 15,427,280 km (0.11 R)
• M13: 15,756,994 km (0.065 R)
• M14: 17,476,472 km (0.099 R)
• M15: 19,700,544 km (0.086 R)
• M16: 22,610,222 km (0.12 R)
• M17: 23,902,748 km (0.089 R)
• M18: 25,979,316 km (0.11 R)
• M19: 26,634,405 km (0.11 R)
• M20: 27,300,564 km (0.102 R)
• M21: 28,964,392 km (0.116 R)
• M22: 29,264,934 km (0.105 R)
• M23: 31,216,438 km (0.109 R)
• M24: 31,638,154 km (0.12 R)
• M25: 36,763,677 km (0.119 R)
• M26: 40,763,924 km (0.059 R)
• M27: 41,903,261 km (0.101 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 15,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit