🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.42 AU - 0.66 AU

Year: 143 Days

Day: 28.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.52 AU - 0.68 AU

Year: 167 Days

Day: 42.6 Hours

Environment

Temp: 229 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,323,614 km

• M1: 135,087 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.54 AU - 0.82 AU

Year: 202 Days

Day: 42.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.96 AU - 1.6 AU

Year: 521 Days

Day: 44.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,323,614 km

• M1: 22,140 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.18 AU - 3.38 AU

Year: 1668 Days

Day: 15.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.68 AU - 2.96 AU

Year: 1704 Days

Day: 27.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,323,614 km

• M1: 226,641 km (0.067 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.15 AU - 4.51 AU

Year: 3243 Days

Day: 40 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.7

Radius: 11.9

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.93 AU - 12.77 AU

Year: 11983 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,323,614 km

• M1: 147,952 km (0.097 R)
• M2: 577,897 km (0.034 R)
• M3: 978,071 km (0.081 R)
• M4: 1,412,204 km (0.115 R)
• M5: 2,509,504 km (0.102 R)
• M6: 3,738,301 km (0.092 R)
• M7: 4,982,507 km (0.053 R)
• M8: 5,907,321 km (0.06 R)
• M9: 7,260,583 km (0.093 R)
• M10: 7,712,668 km (0.098 R)
• M11: 8,183,452 km (0.106 R)
• M12: 9,810,928 km (0.115 R)
• M13: 11,923,997 km (0.111 R)
• M14: 13,268,134 km (0.042 R)
• M15: 16,324,868 km (0.068 R)
• M16: 17,102,926 km (0.08 R)
• M17: 17,537,658 km (0.082 R)
• M18: 20,222,341 km (0.049 R)
• M19: 20,954,772 km (0.037 R)
• M20: 22,128,966 km (0.12 R)
• M21: 22,906,875 km (0.094 R)
• M22: 31,283,308 km (0.109 R)
• M23: 38,575,756 km (0.084 R)
• M24: 39,198,980 km (0.083 R)
• M25: 39,702,228 km (0.051 R)
• M26: 41,238,149 km (0.055 R)
• M27: 42,152,192 km (0.063 R)
• M28: 47,779,316 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.3

Radius: 6.1

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.3 AU - 17 AU

Year: 21222 Days

Day: 22.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,323,614 km

• M1: 75,846 km (0.119 R)
• M2: 369,058 km (0.119 R)
• M3: 987,496 km (0.115 R)
• M4: 1,520,962 km (0.119 R)
• M5: 1,736,532 km (0.073 R)
• M6: 1,972,598 km (0.105 R)
• M7: 3,192,119 km (0.097 R)
• M8: 3,780,338 km (0.038 R)
• M9: 5,243,256 km (0.088 R)
• M10: 6,824,655 km (0.035 R)
• M11: 7,844,763 km (0.105 R)
• M12: 8,391,094 km (0.094 R)
• M13: 8,962,558 km (0.093 R)
• M14: 9,559,753 km (0.068 R)
• M15: 9,953,195 km (0.115 R)
• M16: 11,955,563 km (0.06 R)
• M17: 18,925,926 km (0.049 R)
• M18: 19,816,332 km (0.099 R)
• M19: 21,203,853 km (0.095 R)
• M20: 22,952,801 km (0.044 R)
• M21: 24,378,020 km (0.09 R)
• M22: 26,956,639 km (0.118 R)
• M23: 29,357,385 km (0.091 R)
• M24: 33,798,198 km (0.087 R)
• M25: 38,950,050 km (0.102 R)
• M26: 39,234,884 km (0.056 R)
• M27: 39,664,679 km (0.082 R)
• M28: 41,119,967 km (0.103 R)
• M29: 49,765,527 km (0.048 R)
• M30: 58,983,000 km (0.079 R)
• M31: 60,494,985 km (0.039 R)
• M32: 61,260,478 km (0.027 R)
• M33: 64,785,751 km (0.079 R)
• M34: 70,323,565 km (0.091 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 11,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit