🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.92 AU - 1.08 AU

Year: 362 Days

Day: 34.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.95 AU - 1.15 AU

Year: 389 Days

Day: 25.1 Hours

Environment

Temp: 42 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.6

Radius: 13.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.25 AU - 6.45 AU

Year: 5117 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,654,893 km

• M1: 166,652 km (0.12 R)
• M2: 608,265 km (0.096 R)
• M3: 1,192,145 km (0.077 R)
• M4: 2,245,015 km (0.112 R)
• M5: 3,378,818 km (0.119 R)
• M6: 4,381,273 km (0.073 R)
• M7: 5,016,017 km (0.096 R)
• M8: 5,573,119 km (0.031 R)
• M9: 6,562,709 km (0.096 R)
• M10: 7,067,303 km (0.083 R)
• M11: 8,702,108 km (0.105 R)
• M12: 12,231,421 km (0.041 R)
• M13: 15,713,461 km (0.073 R)
• M14: 16,677,769 km (0.105 R)
• M15: 17,322,536 km (0.112 R)
• M16: 18,351,620 km (0.104 R)
• M17: 19,229,310 km (0.037 R)
• M18: 19,873,329 km (0.075 R)
• M19: 21,891,853 km (0.099 R)
• M20: 23,383,942 km (0.079 R)
• M21: 24,266,420 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.5

Radius: 3.6

Gravity: 39.47 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 16.16 AU - 18.18 AU

Year: 25730 Days

Day: 17.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,654,893 km

• M1: 45,179 km (0.089 R)
• M2: 309,368 km (0.098 R)
• M3: 697,724 km (0.098 R)
• M4: 890,257 km (0.083 R)
• M5: 1,024,895 km (0.095 R)
• M6: 1,289,534 km (0.108 R)
• M7: 2,270,297 km (0.102 R)
• M8: 3,820,730 km (0.11 R)
• M9: 4,178,568 km (0.112 R)
• M10: 5,189,849 km (0.111 R)
• M11: 5,546,790 km (0.052 R)
• M12: 8,197,365 km (0.11 R)
• M13: 13,038,801 km (0.042 R)
• M14: 13,255,718 km (0.118 R)
• M15: 15,559,675 km (0.096 R)
• M16: 16,216,260 km (0.047 R)
• M17: 19,307,101 km (0.043 R)
• M18: 19,494,697 km (0.101 R)
• M19: 24,370,989 km (0.108 R)
• M20: 26,854,463 km (0.109 R)
• M21: 29,130,745 km (0.118 R)
• M22: 31,273,435 km (0.113 R)
• M23: 33,519,049 km (0.099 R)
• M24: 35,167,168 km (0.11 R)
• M25: 36,581,317 km (0.103 R)
• M26: 38,033,015 km (0.117 R)
• M27: 39,825,048 km (0.116 R)
• M28: 48,070,733 km (0.109 R)
• M29: 49,109,690 km (0.091 R)
• M30: 53,047,405 km (0.077 R)
• M31: 54,343,072 km (0.079 R)
• M32: 56,421,585 km (0.117 R)
• M33: 58,356,633 km (0.077 R)
• M34: 62,154,026 km (0.096 R)
• M35: 65,688,425 km (0.085 R)
• M36: 70,680,207 km (0.077 R)
• M37: 74,528,163 km (0.066 R)
• M38: 76,152,347 km (0.091 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 10,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit