🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.49 AU - 0.59 AU

Year: 139 Days

Day: 13.8 Hours

Environment

Temp: 268 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.56 AU - 0.68 AU

Year: 172 Days

Day: 31 Hours

Environment

Temp: 155 °C

Axial Tilt: 108.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,878,072 km

• M1: 257,308 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.09 AU - 1.33 AU

Year: 468 Days

Day: 12.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 65,878,072 km

• M1: 168,447 km (0.083 R)
• M2: 257,159 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.33 AU - 5.31 AU

Year: 3719 Days

Day: 16.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.7

Radius: 14.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.51 AU - 10.25 AU

Year: 8526 Days

Day: 7 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,878,072 km

• M1: 175,329 km (0.115 R)
• M2: 645,814 km (0.091 R)
• M3: 1,333,665 km (0.054 R)
• M4: 2,357,962 km (0.07 R)
• M5: 3,579,877 km (0.087 R)
• M6: 4,299,892 km (0.115 R)
• M7: 5,239,366 km (0.116 R)
• M8: 6,368,980 km (0.054 R)
• M9: 7,590,147 km (0.103 R)
• M10: 8,394,685 km (0.097 R)
• M11: 9,939,133 km (0.041 R)
• M12: 10,493,842 km (0.073 R)
• M13: 11,407,436 km (0.045 R)
• M14: 12,509,374 km (0.063 R)
• M15: 17,636,392 km (0.098 R)
• M16: 19,048,297 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.2

Radius: 6.3

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.86 AU - 20.34 AU

Year: 30497 Days

Day: 21.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,878,072 km

• M1: 82,877 km (0.037 R)
• M2: 581,337 km (0.088 R)
• M3: 1,022,501 km (0.116 R)
• M4: 1,248,245 km (0.066 R)
• M5: 3,688,934 km (0.09 R)
• M6: 11,883,157 km (0.106 R)
• M7: 14,649,371 km (0.07 R)
• M8: 16,142,807 km (0.058 R)
• M9: 16,846,815 km (0.091 R)
• M10: 18,148,615 km (0.103 R)
• M11: 24,843,270 km (0.082 R)
• M12: 29,884,568 km (0.095 R)
• M13: 34,021,099 km (0.104 R)
• M14: 41,784,780 km (0.036 R)
• M15: 42,960,918 km (0.065 R)
• M16: 45,225,381 km (0.06 R)
• M17: 47,409,660 km (0.112 R)
• M18: 49,826,712 km (0.11 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 19,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit