🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.7 AU - 0.72 AU

Year: 211 Days

Day: 13.2 Hours

Environment

Temp: 190 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.14 AU - 1.28 AU

Year: 470 Days

Day: 25.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.39 AU - 2.03 AU

Year: 790 Days

Day: 13.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,404,182 km

• M1: 1,218,774 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.84 AU - 2.56 AU

Year: 1152 Days

Day: 40.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.72 AU - 2.9 AU

Year: 1663 Days

Day: 37.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 14.9

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.01 AU - 9.25 AU

Year: 8952 Days

Day: 12.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,404,182 km

• M1: 185,352 km (0.111 R)
• M2: 1,638,097 km (0.117 R)
• M3: 2,158,697 km (0.088 R)
• M4: 2,854,327 km (0.069 R)
• M5: 4,462,355 km (0.096 R)
• M6: 5,842,844 km (0.086 R)
• M7: 7,409,433 km (0.065 R)
• M8: 8,003,935 km (0.106 R)
• M9: 10,655,408 km (0.088 R)
• M10: 14,166,021 km (0.077 R)
• M11: 20,285,022 km (0.042 R)
• M12: 34,285,289 km (0.093 R)
• M13: 38,775,319 km (0.104 R)
• M14: 39,666,773 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.1

Radius: 4.2

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 14.6 AU - 19 AU

Year: 24314 Days

Day: 20.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,404,182 km

• M1: 174,880 km (0.095 R)
• M2: 400,174 km (0.114 R)
• M3: 943,514 km (0.098 R)
• M4: 3,027,412 km (0.094 R)
• M5: 13,645,869 km (0.083 R)
• M6: 18,275,923 km (0.064 R)
• M7: 18,641,839 km (0.104 R)
• M8: 22,574,019 km (0.106 R)
• M9: 28,859,075 km (0.092 R)
• M10: 29,555,154 km (0.072 R)
• M11: 32,238,790 km (0.116 R)
• M12: 32,772,854 km (0.095 R)
• M13: 37,376,579 km (0.107 R)
• M14: 39,771,043 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.9

Radius: 5

Gravity: 22.72 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 14.52 AU - 20.1 AU

Year: 25430 Days

Day: 18.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 29,404,182 km

• M1: 62,233 km (0.091 R)
• M2: 610,359 km (0.107 R)
• M3: 930,648 km (0.112 R)
• M4: 1,221,018 km (0.065 R)
• M5: 1,767,798 km (0.025 R)
• M6: 3,102,211 km (0.095 R)
• M7: 3,270,658 km (0.113 R)
• M8: 3,781,086 km (0.096 R)
• M9: 4,554,058 km (0.104 R)
• M10: 4,846,073 km (0.083 R)
• M11: 5,797,665 km (0.037 R)
• M12: 8,168,792 km (0.057 R)
• M13: 13,409,654 km (0.048 R)
• M14: 16,931,337 km (0.084 R)
• M15: 18,903,486 km (0.118 R)
• M16: 20,041,328 km (0.103 R)
• M17: 20,824,772 km (0.072 R)
• M18: 23,297,176 km (0.105 R)
• M19: 26,304,990 km (0.065 R)
• M20: 50,461,905 km (0.089 R)
• M21: 53,382,953 km (0.073 R)
• M22: 57,972,765 km (0.063 R)
• M23: 63,026,181 km (0.084 R)
• M24: 70,359,020 km (0.068 R)
• M25: 73,998,288 km (0.107 R)
• M26: 81,649,471 km (0.072 R)
• M27: 83,641,217 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.9

Radius: 6.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 17.24 AU - 19.24 AU

Year: 27507 Days

Day: 15.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,404,182 km

• M1: 83,476 km (0.089 R)
• M2: 297,401 km (0.108 R)
• M3: 536,009 km (0.082 R)
• M4: 1,146,668 km (0.082 R)
• M5: 2,702,037 km (0.077 R)
• M6: 4,961,563 km (0.077 R)
• M7: 5,833,868 km (0.088 R)
• M8: 8,098,481 km (0.098 R)
• M9: 8,322,878 km (0.102 R)
• M10: 10,270,193 km (0.107 R)
• M11: 11,773,203 km (0.068 R)
• M12: 15,493,103 km (0.116 R)
• M13: 17,899,984 km (0.083 R)
• M14: 20,545,323 km (0.106 R)
• M15: 23,591,734 km (0.034 R)
• M16: 26,843,692 km (0.081 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: 174 - 16,409 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit