🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.46 AU - 0.7 AU

Year: 161 Days

Day: 19.2 Hours

Environment

Temp: 225 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.78 AU - 1.2 AU

Year: 358 Days

Day: 16 Hours

Environment

Temp: 44 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.24 AU - 1.5 AU

Year: 583 Days

Day: 26.8 Hours

Environment

Temp: -10 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.11 AU - 4.83 AU

Year: 3435 Days

Day: 40.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.9

Radius: 13.6

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.19 AU - 7.43 AU

Year: 7183 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,874,349 km

• M1: 169,195 km (0.111 R)
• M2: 1,072,467 km (0.103 R)
• M3: 1,532,481 km (0.087 R)
• M4: 2,232,599 km (0.109 R)
• M5: 2,928,678 km (0.092 R)
• M6: 3,765,977 km (0.069 R)
• M7: 4,500,652 km (0.069 R)
• M8: 5,500,863 km (0.095 R)
• M9: 6,007,850 km (0.101 R)
• M10: 6,743,423 km (0.092 R)
• M11: 7,467,028 km (0.103 R)
• M12: 9,440,673 km (0.086 R)
• M13: 10,526,155 km (0.086 R)
• M14: 11,169,575 km (0.032 R)
• M15: 14,450,556 km (0.089 R)
• M16: 15,595,728 km (0.082 R)
• M17: 16,800,290 km (0.081 R)
• M18: 18,457,984 km (0.063 R)
• M19: 20,787,223 km (0.105 R)
• M20: 21,874,649 km (0.099 R)
• M21: 27,371,025 km (0.111 R)
• M22: 27,888,633 km (0.038 R)
• M23: 29,300,837 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.7

Radius: 5.1

Gravity: 35.94 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 12.33 AU - 19.17 AU

Year: 22717 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,874,349 km

• M1: 76,295 km (0.037 R)
• M2: 238,459 km (0.06 R)
• M3: 514,467 km (0.094 R)
• M4: 925,861 km (0.041 R)
• M5: 1,870,572 km (0.063 R)
• M6: 2,719,988 km (0.108 R)
• M7: 4,982,955 km (0.092 R)
• M8: 5,384,775 km (0.105 R)
• M9: 5,721,670 km (0.11 R)
• M10: 6,817,025 km (0.086 R)
• M11: 9,175,885 km (0.037 R)
• M12: 9,717,728 km (0.119 R)
• M13: 12,898,478 km (0.051 R)
• M14: 14,925,679 km (0.068 R)
• M15: 19,993,905 km (0.119 R)
• M16: 20,596,784 km (0.116 R)
• M17: 21,838,896 km (0.067 R)
• M18: 22,050,577 km (0.071 R)
• M19: 29,962,658 km (0.114 R)
• M20: 37,418,467 km (0.109 R)
• M21: 47,424,021 km (0.11 R)
• M22: 57,246,617 km (0.09 R)
• M23: 64,135,001 km (0.084 R)
• M24: 64,787,247 km (0.061 R)
• M25: 69,706,624 km (0.053 R)
• M26: 78,283,668 km (0.074 R)
• M27: 80,280,650 km (0.072 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 12,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit