🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.52 AU - 0.6 AU

Year: 151 Days

Day: 38.8 Hours

Environment

Temp: 196 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.55 AU - 0.79 AU

Year: 197 Days

Day: 42.4 Hours

Environment

Temp: 215 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,289,343 km

• M1: 45,029 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.78 AU - 2.06 AU

Year: 957 Days

Day: 40.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.83 AU - 2.43 AU

Year: 1119 Days

Day: 21.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.28 AU - 4.94 AU

Year: 3562 Days

Day: 44.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.83 AU - 5.89 AU

Year: 3856 Days

Day: 22.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.4

Radius: 9.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.36 AU - 6.86 AU

Year: 5435 Days

Day: 8.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,289,343 km

• M1: 121,922 km (0.069 R)
• M2: 580,141 km (0.068 R)
• M3: 916,586 km (0.098 R)
• M4: 1,251,087 km (0.088 R)
• M5: 1,703,321 km (0.033 R)
• M6: 2,067,891 km (0.091 R)
• M7: 3,449,876 km (0.12 R)
• M8: 4,104,068 km (0.088 R)
• M9: 5,498,619 km (0.093 R)
• M10: 6,188,415 km (0.094 R)
• M11: 6,659,349 km (0.118 R)
• M12: 9,044,238 km (0.062 R)
• M13: 10,366,983 km (0.116 R)
• M14: 11,288,805 km (0.114 R)
• M15: 12,037,991 km (0.096 R)
• M16: 12,540,191 km (0.116 R)
• M17: 13,782,601 km (0.08 R)
• M18: 14,741,225 km (0.063 R)
• M19: 15,105,495 km (0.104 R)
• M20: 17,017,207 km (0.111 R)
• M21: 18,658,744 km (0.097 R)
• M22: 20,531,859 km (0.082 R)
• M23: 22,802,605 km (0.068 R)

Asteroid Belt

Center: 7.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129

Radius: 9

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.86 AU - 8.7 AU

Year: 8575 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,289,343 km

• M1: 117,883 km (0.029 R)
• M2: 424,110 km (0.106 R)
• M3: 3,745,631 km (0.065 R)
• M4: 6,023,708 km (0.073 R)
• M5: 6,954,057 km (0.12 R)
• M6: 8,399,023 km (0.055 R)
• M7: 12,236,807 km (0.082 R)
• M8: 12,798,547 km (0.082 R)
• M9: 13,230,884 km (0.069 R)
• M10: 17,397,634 km (0.061 R)
• M11: 17,869,017 km (0.101 R)
• M12: 19,271,796 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.3

Radius: 11.9

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.84 AU - 12.24 AU

Year: 11449 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,289,343 km

• M1: 148,102 km (0.055 R)
• M2: 660,475 km (0.097 R)
• M3: 1,461,272 km (0.077 R)
• M4: 1,869,525 km (0.094 R)
• M5: 3,740,994 km (0.112 R)
• M6: 4,277,751 km (0.051 R)
• M7: 6,013,984 km (0.027 R)
• M8: 6,473,848 km (0.098 R)
• M9: 7,207,925 km (0.093 R)
• M10: 8,087,560 km (0.067 R)
• M11: 12,518,649 km (0.089 R)
• M12: 14,387,426 km (0.075 R)
• M13: 14,934,206 km (0.105 R)
• M14: 16,435,570 km (0.075 R)
• M15: 18,192,896 km (0.099 R)
• M16: 18,913,509 km (0.089 R)
• M17: 19,736,447 km (0.095 R)
• M18: 22,167,861 km (0.119 R)
• M19: 22,713,894 km (0.115 R)
• M20: 23,175,553 km (0.099 R)
• M21: 28,463,388 km (0.119 R)
• M22: 29,873,498 km (0.112 R)
• M23: 33,780,994 km (0.025 R)
• M24: 35,732,648 km (0.085 R)
• M25: 38,668,207 km (0.083 R)
• M26: 45,014,897 km (0.092 R)
• M27: 48,130,273 km (0.096 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 19,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit