🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.54 AU - 0.66 AU

Year: 174 Days

Day: 22.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.66 AU - 1.1 AU

Year: 309 Days

Day: 16.2 Hours

Environment

Temp: 49 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92

Radius: 12.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.9 AU - 6.12 AU

Year: 4202 Days

Day: 11.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,380,508 km

• M1: 166,054 km (0.065 R)
• M2: 647,160 km (0.08 R)
• M3: 2,939,748 km (0.108 R)
• M4: 3,913,929 km (0.067 R)
• M5: 4,728,190 km (0.028 R)
• M6: 5,260,460 km (0.1 R)
• M7: 7,024,218 km (0.066 R)
• M8: 8,112,244 km (0.065 R)
• M9: 10,016,325 km (0.063 R)
• M10: 11,537,736 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.9

Radius: 13.6

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.92 AU - 6.02 AU

Year: 4794 Days

Day: 14.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,380,508 km

• M1: 170,542 km (0.08 R)
• M2: 639,830 km (0.089 R)
• M3: 1,064,538 km (0.098 R)
• M4: 1,546,244 km (0.108 R)
• M5: 2,175,901 km (0.062 R)
• M6: 2,739,436 km (0.066 R)
• M7: 3,200,646 km (0.082 R)
• M8: 3,714,066 km (0.1 R)
• M9: 5,040,700 km (0.091 R)
• M10: 6,407,426 km (0.074 R)
• M11: 10,732,600 km (0.115 R)
• M12: 11,939,705 km (0.114 R)
• M13: 13,599,643 km (0.063 R)
• M14: 14,185,917 km (0.097 R)
• M15: 15,294,886 km (0.098 R)
• M16: 16,104,959 km (0.072 R)
• M17: 17,188,496 km (0.092 R)
• M18: 17,810,973 km (0.106 R)
• M19: 18,969,608 km (0.033 R)
• M20: 20,041,178 km (0.063 R)
• M21: 21,152,690 km (0.09 R)
• M22: 22,378,196 km (0.075 R)
• M23: 25,049,715 km (0.11 R)
• M24: 26,012,676 km (0.06 R)
• M25: 27,000,321 km (0.102 R)
• M26: 27,757,287 km (0.09 R)
• M27: 28,528,314 km (0.085 R)
• M28: 29,137,776 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.7

Radius: 14.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.2 AU - 6.66 AU

Year: 6110 Days

Day: 6.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,380,508 km

• M1: 181,313 km (0.048 R)
• M2: 1,029,084 km (0.087 R)
• M3: 1,707,360 km (0.103 R)
• M4: 3,511,810 km (0.116 R)
• M5: 6,387,829 km (0.045 R)
• M6: 6,945,979 km (0.097 R)
• M7: 8,385,559 km (0.115 R)
• M8: 9,730,593 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.2

Radius: 13.4

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.2 AU - 7.78 AU

Year: 7682 Days

Day: 14.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 108.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,380,508 km

• M1: 166,652 km (0.065 R)
• M2: 815,308 km (0.079 R)
• M3: 1,677,291 km (0.063 R)
• M4: 2,132,218 km (0.119 R)
• M5: 2,651,622 km (0.053 R)
• M6: 3,590,798 km (0.115 R)
• M7: 6,123,639 km (0.099 R)
• M8: 7,335,532 km (0.105 R)
• M9: 11,827,507 km (0.043 R)
• M10: 14,466,114 km (0.083 R)
• M11: 17,204,354 km (0.055 R)
• M12: 18,165,969 km (0.114 R)
• M13: 24,361,415 km (0.105 R)
• M14: 31,735,094 km (0.106 R)
• M15: 33,919,821 km (0.037 R)
• M16: 39,169,809 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.8

Radius: 4.3

Gravity: 20.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 18.85 AU - 19.59 AU

Year: 31576 Days

Day: 18.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,380,508 km

• M1: 53,556 km (0.102 R)
• M2: 915,090 km (0.065 R)
• M3: 1,278,463 km (0.09 R)
• M4: 1,587,533 km (0.119 R)
• M5: 2,218,387 km (0.092 R)
• M6: 3,167,286 km (0.062 R)
• M7: 4,429,593 km (0.116 R)
• M8: 13,855,007 km (0.074 R)
• M9: 15,835,234 km (0.071 R)
• M10: 17,284,538 km (0.031 R)
• M11: 43,228,848 km (0.089 R)
• M12: 45,535,497 km (0.081 R)
• M13: 46,889,807 km (0.095 R)
• M14: 65,290,644 km (0.055 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 12,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit