🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.81 AU - 1.09 AU

Year: 332 Days

Day: 17.1 Hours

Environment

Temp: 121 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.13 AU - 1.31 AU

Year: 483 Days

Day: 47.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.25 AU - 1.27 AU

Year: 507 Days

Day: 16.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.25 AU - 1.59 AU

Year: 606 Days

Day: 41.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.15 AU - 1.71 AU

Year: 612 Days

Day: 27.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.89 AU - 5.23 AU

Year: 3488 Days

Day: 15.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,757,559 km

• M1: 1,791,135 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.22 AU - 5 AU

Year: 3545 Days

Day: 39.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,757,559 km

• M1: 822,938 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.9

Radius: 13

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.86 AU - 11.28 AU

Year: 10603 Days

Day: 7.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,757,559 km

• M1: 161,715 km (0.109 R)
• M2: 1,162,076 km (0.031 R)
• M3: 1,806,843 km (0.118 R)
• M4: 2,811,542 km (0.053 R)
• M5: 3,483,087 km (0.078 R)
• M6: 4,595,796 km (0.085 R)
• M7: 5,148,411 km (0.101 R)
• M8: 6,865,196 km (0.086 R)
• M9: 10,115,958 km (0.086 R)
• M10: 11,947,933 km (0.12 R)
• M11: 13,159,078 km (0.072 R)
• M12: 32,144,992 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260

Radius: 7.1

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 10.89 AU - 14.97 AU

Year: 16652 Days

Day: 17.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,757,559 km

• M1: 119,230 km (0.1 R)
• M2: 358,137 km (0.1 R)
• M3: 904,768 km (0.08 R)
• M4: 1,469,201 km (0.092 R)
• M5: 3,771,961 km (0.114 R)
• M6: 4,262,492 km (0.112 R)
• M7: 5,109,066 km (0.088 R)
• M8: 9,292,571 km (0.053 R)
• M9: 9,982,666 km (0.111 R)
• M10: 10,237,132 km (0.112 R)
• M11: 12,668,097 km (0.117 R)
• M12: 15,938,008 km (0.057 R)
• M13: 20,212,767 km (0.119 R)
• M14: 27,317,618 km (0.077 R)
• M15: 30,507,943 km (0.074 R)
• M16: 33,709,337 km (0.108 R)
• M17: 35,686,572 km (0.054 R)
• M18: 36,282,570 km (0.084 R)
• M19: 42,345,472 km (0.118 R)
• M20: 47,455,287 km (0.028 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: 200 - 18,134 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit