🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.54 AU - 0.7 AU

Year: 146 Days

Day: 40.8 Hours

Environment

Temp: 364 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.99 AU - 1.07 AU

Year: 313 Days

Day: 13.8 Hours

Environment

Temp: 264 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7 AU - 8.68 AU

Year: 6569 Days

Day: 13 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,676,181 km

• M1: 1,564,943 km (0.106 R)

Asteroid Belt

Center: 13.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 20.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.9

Radius: 6.6

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.81 AU - 22.21 AU

Year: 26784 Days

Day: 21.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,676,181 km

• M1: 82,129 km (0.095 R)
• M2: 301,290 km (0.119 R)
• M3: 508,782 km (0.073 R)
• M4: 817,702 km (0.071 R)
• M5: 1,608,626 km (0.09 R)
• M6: 2,409,124 km (0.065 R)
• M7: 3,181,498 km (0.114 R)
• M8: 4,134,137 km (0.116 R)
• M9: 5,737,228 km (0.03 R)
• M10: 6,000,819 km (0.101 R)
• M11: 6,803,711 km (0.109 R)
• M12: 8,493,419 km (0.109 R)
• M13: 8,923,214 km (0.104 R)
• M14: 12,732,724 km (0.042 R)
• M15: 20,704,046 km (0.116 R)
• M16: 21,719,367 km (0.08 R)
• M17: 25,934,586 km (0.034 R)
• M18: 28,328,002 km (0.118 R)
• M19: 29,773,866 km (0.108 R)
• M20: 31,166,921 km (0.08 R)
• M21: 33,443,053 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 20.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.7

Radius: 3.9

Gravity: 42.52 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 17.94 AU - 23.84 AU

Year: 28570 Days

Day: 22.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,676,181 km

• M1: 48,619 km (0.083 R)
• M2: 387,458 km (0.066 R)
• M3: 2,125,786 km (0.099 R)
• M4: 3,034,443 km (0.087 R)
• M5: 3,542,777 km (0.08 R)
• M6: 7,730,620 km (0.116 R)
• M7: 11,045,559 km (0.089 R)
• M8: 22,492,040 km (0.097 R)
• M9: 25,915,886 km (0.099 R)
• M10: 29,410,343 km (0.063 R)
• M11: 37,011,710 km (0.099 R)
• M12: 38,083,878 km (0.106 R)
• M13: 51,652,554 km (0.119 R)
• M14: 53,960,102 km (0.066 R)
• M15: 67,208,788 km (0.113 R)
• M16: 74,457,104 km (0.12 R)
• M17: 83,507,626 km (0.078 R)
• M18: 94,676,154 km (0.032 R)

Kuiper Belt

Range: 36.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 16,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit