🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.7 AU - 0.7 AU

Year: 208 Days

Day: 16.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 47.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.57 AU - 0.91 AU

Year: 226 Days

Day: 44.9 Hours

Environment

Temp: 187 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.19 AU - 1.45 AU

Year: 538 Days

Day: 46.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.34 AU - 3.68 AU

Year: 1853 Days

Day: 24 Hours

Environment

Temp: -100 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,382,978 km

• M1: 40,840 km (0.119 R)
• M2: 187,297 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.55 AU - 4.23 AU

Year: 2214 Days

Day: 24.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,382,978 km

• M1: 313,856 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.2

Radius: 14.4

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.43 AU - 6.29 AU

Year: 4402 Days

Day: 6.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,382,978 km

• M1: 179,218 km (0.093 R)
• M2: 660,325 km (0.115 R)
• M3: 2,287,651 km (0.118 R)
• M4: 3,028,310 km (0.113 R)
• M5: 4,578,144 km (0.059 R)
• M6: 5,219,021 km (0.119 R)
• M7: 7,562,472 km (0.085 R)

Asteroid Belt

Center: 7.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.6

Radius: 14.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.16 AU - 11.3 AU

Year: 9948 Days

Day: 13.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,382,978 km

• M1: 185,651 km (0.108 R)
• M2: 725,998 km (0.081 R)
• M3: 1,370,915 km (0.059 R)
• M4: 1,948,512 km (0.092 R)
• M5: 4,266,232 km (0.1 R)
• M6: 4,940,470 km (0.06 R)
• M7: 5,620,242 km (0.064 R)
• M8: 6,468,014 km (0.052 R)
• M9: 9,029,877 km (0.114 R)
• M10: 10,687,272 km (0.094 R)
• M11: 15,289,351 km (0.114 R)
• M12: 16,068,158 km (0.103 R)
• M13: 23,709,617 km (0.103 R)
• M14: 25,019,496 km (0.029 R)
• M15: 26,377,097 km (0.112 R)
• M16: 28,650,685 km (0.12 R)
• M17: 31,568,891 km (0.061 R)
• M18: 38,939,279 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.6

Radius: 10.7

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.02 AU - 11.72 AU

Year: 11001 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,382,978 km

• M1: 133,740 km (0.098 R)
• M2: 826,229 km (0.037 R)
• M3: 1,300,155 km (0.064 R)
• M4: 2,574,879 km (0.076 R)
• M5: 4,015,207 km (0.115 R)
• M6: 6,233,893 km (0.066 R)
• M7: 8,350,852 km (0.099 R)
• M8: 8,971,684 km (0.094 R)
• M9: 9,368,866 km (0.092 R)
• M10: 15,519,134 km (0.106 R)
• M11: 16,237,951 km (0.12 R)
• M12: 17,357,691 km (0.036 R)
• M13: 22,445,814 km (0.054 R)
• M14: 23,365,243 km (0.087 R)
• M15: 45,362,862 km (0.101 R)
• M16: 48,179,789 km (0.098 R)
• M17: 49,553,846 km (0.072 R)
• M18: 54,487,135 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60

Radius: 5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.5 AU - 18.42 AU

Year: 20527 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,382,978 km

• M1: 62,233 km (0.087 R)
• M2: 308,920 km (0.101 R)
• M3: 815,608 km (0.101 R)
• M4: 1,915,900 km (0.065 R)
• M5: 4,614,795 km (0.099 R)
• M6: 4,943,910 km (0.081 R)
• M7: 7,004,023 km (0.116 R)
• M8: 9,228,992 km (0.093 R)
• M9: 10,997,239 km (0.052 R)
• M10: 12,765,934 km (0.081 R)
• M11: 15,548,305 km (0.082 R)
• M12: 16,537,895 km (0.118 R)
• M13: 25,501,351 km (0.115 R)
• M14: 31,970,711 km (0.073 R)
• M15: 32,662,152 km (0.114 R)
• M16: 34,382,976 km (0.099 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 18,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit