🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.61 AU - 0.65 AU

Year: 177 Days

Day: 31.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.04 AU - 1.3 AU

Year: 447 Days

Day: 35.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.13 AU - 1.67 AU

Year: 585 Days

Day: 30 Hours

Environment

Temp: 9 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.16 AU - 2.64 AU

Year: 1313 Days

Day: 39.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.46 AU - 3.02 AU

Year: 1601 Days

Day: 44.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,345,731 km

• M1: 113,246 km (0.088 R)

Asteroid Belt

Center: 5.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.4

Radius: 13.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.11 AU - 10.15 AU

Year: 8185 Days

Day: 5.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,345,731 km

• M1: 169,345 km (0.113 R)
• M2: 697,724 km (0.064 R)
• M3: 1,145,770 km (0.102 R)
• M4: 1,622,838 km (0.113 R)
• M5: 2,233,646 km (0.101 R)
• M6: 2,822,164 km (0.08 R)
• M7: 3,447,633 km (0.092 R)
• M8: 4,114,989 km (0.113 R)
• M9: 4,650,848 km (0.026 R)
• M10: 5,587,480 km (0.052 R)
• M11: 7,062,665 km (0.04 R)
• M12: 7,948,733 km (0.116 R)
• M13: 8,783,639 km (0.117 R)
• M14: 13,861,739 km (0.072 R)
• M15: 15,249,857 km (0.074 R)
• M16: 16,413,130 km (0.115 R)
• M17: 17,700,570 km (0.104 R)
• M18: 20,042,076 km (0.071 R)
• M19: 21,587,571 km (0.072 R)
• M20: 22,505,653 km (0.078 R)
• M21: 27,937,103 km (0.115 R)
• M22: 29,863,625 km (0.064 R)
• M23: 30,907,219 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 11.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.24 AU - 10.42 AU

Year: 10063 Days

Day: 5.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,345,731 km

• M1: 152,440 km (0.099 R)
• M2: 1,083,388 km (0.032 R)
• M3: 1,489,097 km (0.092 R)
• M4: 2,106,188 km (0.1 R)
• M5: 2,947,676 km (0.097 R)
• M6: 3,368,645 km (0.109 R)
• M7: 3,926,944 km (0.074 R)
• M8: 4,546,130 km (0.111 R)
• M9: 5,289,482 km (0.118 R)
• M10: 5,690,703 km (0.11 R)
• M11: 8,091,599 km (0.111 R)
• M12: 9,448,751 km (0.034 R)
• M13: 10,228,904 km (0.084 R)
• M14: 13,669,805 km (0.119 R)
• M15: 14,848,636 km (0.116 R)
• M16: 15,215,300 km (0.106 R)
• M17: 19,584,156 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.1

Radius: 13.4

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.69 AU - 10.47 AU

Year: 10470 Days

Day: 5.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,345,731 km

• M1: 166,652 km (0.114 R)
• M2: 665,112 km (0.12 R)
• M3: 1,208,900 km (0.055 R)
• M4: 1,718,431 km (0.102 R)
• M5: 2,266,258 km (0.095 R)
• M6: 4,023,136 km (0.061 R)
• M7: 4,678,374 km (0.094 R)
• M8: 5,531,680 km (0.1 R)
• M9: 7,003,574 km (0.087 R)
• M10: 8,332,601 km (0.056 R)
• M11: 8,989,635 km (0.099 R)
• M12: 9,681,077 km (0.106 R)
• M13: 11,170,473 km (0.116 R)
• M14: 13,564,637 km (0.071 R)
• M15: 14,413,156 km (0.105 R)
• M16: 17,522,399 km (0.1 R)
• M17: 18,897,652 km (0.1 R)
• M18: 22,944,274 km (0.115 R)
• M19: 24,236,501 km (0.083 R)
• M20: 25,214,572 km (0.038 R)
• M21: 26,126,371 km (0.073 R)
• M22: 27,249,551 km (0.106 R)
• M23: 29,292,011 km (0.086 R)
• M24: 30,915,447 km (0.108 R)
• M25: 32,065,705 km (0.114 R)
• M26: 33,352,995 km (0.081 R)
• M27: 34,119,684 km (0.114 R)
• M28: 41,055,789 km (0.116 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 17,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit