🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.41 AU - 0.67 AU

Year: 152 Days

Day: 39.7 Hours

Environment

Temp: 214 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,953,165 km

• M1: 29,770 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.71 AU - 0.85 AU

Year: 264 Days

Day: 37.9 Hours

Environment

Temp: 82 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.87 AU - 1.07 AU

Year: 366 Days

Day: 40.3 Hours

Environment

Temp: 27 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,953,165 km

• M1: 515,065 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.4 AU - 1.44 AU

Year: 648 Days

Day: 16 Hours

Environment

Temp: -50 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.85 AU - 3.73 AU

Year: 2285 Days

Day: 33.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.8 AU - 3.94 AU

Year: 2369 Days

Day: 36 Hours

Environment

Temp: -116 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.8

Radius: 10.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.98 AU - 8.66 AU

Year: 8373 Days

Day: 11.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,953,165 km

• M1: 149,299 km (0.104 R)
• M2: 614,548 km (0.092 R)
• M3: 1,677,441 km (0.112 R)
• M4: 3,152,177 km (0.045 R)
• M5: 4,015,955 km (0.102 R)
• M6: 5,117,594 km (0.084 R)
• M7: 6,616,265 km (0.076 R)
• M8: 7,448,029 km (0.032 R)
• M9: 9,015,964 km (0.12 R)
• M10: 9,718,925 km (0.117 R)
• M11: 17,850,616 km (0.066 R)
• M12: 18,192,148 km (0.071 R)
• M13: 27,037,721 km (0.104 R)
• M14: 32,075,728 km (0.11 R)
• M15: 34,129,109 km (0.106 R)
• M16: 36,487,519 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280

Radius: 7.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 12.24 AU - 14.78 AU

Year: 19013 Days

Day: 24.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,953,165 km

• M1: 96,191 km (0.119 R)
• M2: 435,330 km (0.054 R)
• M3: 1,133,054 km (0.104 R)
• M4: 1,452,595 km (0.079 R)
• M5: 3,403,800 km (0.055 R)
• M6: 3,689,383 km (0.05 R)
• M7: 4,191,433 km (0.048 R)
• M8: 8,027,272 km (0.098 R)
• M9: 8,348,160 km (0.11 R)
• M10: 13,337,548 km (0.108 R)
• M11: 14,652,064 km (0.065 R)
• M12: 15,062,710 km (0.094 R)
• M13: 21,297,052 km (0.118 R)
• M14: 22,450,152 km (0.095 R)
• M15: 53,459,098 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.1

Radius: 5.6

Gravity: 22.68 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 11.23 AU - 17.41 AU

Year: 20748 Days

Day: 24.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,953,165 km

• M1: 71,957 km (0.1 R)
• M2: 2,013,438 km (0.098 R)
• M3: 2,930,323 km (0.115 R)
• M4: 3,365,503 km (0.114 R)
• M5: 3,811,754 km (0.068 R)
• M6: 4,000,845 km (0.103 R)
• M7: 4,466,843 km (0.116 R)
• M8: 5,156,190 km (0.073 R)
• M9: 5,466,755 km (0.119 R)
• M10: 6,341,454 km (0.112 R)
• M11: 6,698,095 km (0.08 R)
• M12: 8,470,381 km (0.043 R)
• M13: 9,124,722 km (0.053 R)
• M14: 14,448,910 km (0.083 R)
• M15: 19,420,945 km (0.074 R)
• M16: 20,555,196 km (0.034 R)
• M17: 20,942,954 km (0.095 R)
• M18: 21,335,499 km (0.07 R)
• M19: 21,533,716 km (0.113 R)
• M20: 22,851,524 km (0.083 R)
• M21: 23,059,016 km (0.101 R)
• M22: 24,654,926 km (0.084 R)
• M23: 24,873,189 km (0.078 R)
• M24: 25,202,903 km (0.107 R)
• M25: 26,323,092 km (0.117 R)
• M26: 28,183,790 km (0.069 R)
• M27: 28,662,354 km (0.07 R)
• M28: 30,379,887 km (0.078 R)
• M29: 33,615,539 km (0.114 R)
• M30: 33,883,918 km (0.052 R)
• M31: 41,836,541 km (0.115 R)
• M32: 52,915,460 km (0.091 R)
• M33: 57,193,211 km (0.08 R)
• M34: 57,384,247 km (0.075 R)
• M35: 65,798,379 km (0.047 R)
• M36: 68,991,995 km (0.092 R)
• M37: 69,642,895 km (0.113 R)
• M38: 75,227,084 km (0.081 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 15,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit