🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.8 AU - 1.24 AU

Year: 386 Days

Day: 44.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 171.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.19 AU - 1.19 AU

Year: 486 Days

Day: 43.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.28 AU - 1.9 AU

Year: 751 Days

Day: 12.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,620,793 km

• M1: 124,017 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.73 AU - 2.65 AU

Year: 1214 Days

Day: 38.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,620,793 km

• M1: 61,485 km (0.111 R)

Asteroid Belt

Center: 3.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.9

Radius: 11.4

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.61 AU - 5.95 AU

Year: 5207 Days

Day: 8.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,620,793 km

• M1: 149,448 km (0.077 R)
• M2: 511,625 km (0.105 R)
• M3: 877,840 km (0.103 R)
• M4: 1,373,608 km (0.118 R)
• M5: 2,024,059 km (0.034 R)
• M6: 2,705,777 km (0.064 R)
• M7: 3,220,992 km (0.103 R)
• M8: 3,733,215 km (0.117 R)
• M9: 4,128,452 km (0.056 R)
• M10: 4,500,502 km (0.118 R)
• M11: 6,777,532 km (0.112 R)
• M12: 8,417,573 km (0.055 R)
• M13: 8,775,112 km (0.071 R)
• M14: 9,778,315 km (0.059 R)
• M15: 10,671,415 km (0.039 R)
• M16: 11,569,451 km (0.1 R)
• M17: 12,313,401 km (0.115 R)
• M18: 12,931,390 km (0.05 R)
• M19: 13,787,239 km (0.119 R)
• M20: 15,434,461 km (0.088 R)
• M21: 18,643,335 km (0.116 R)
• M22: 19,389,679 km (0.066 R)
• M23: 22,881,443 km (0.047 R)
• M24: 24,292,450 km (0.091 R)
• M25: 27,984,675 km (0.116 R)
• M26: 29,780,448 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.3

Radius: 13.9

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.22 AU - 7.92 AU

Year: 6311 Days

Day: 5.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,620,793 km

• M1: 173,085 km (0.069 R)
• M2: 752,028 km (0.073 R)
• M3: 1,268,740 km (0.077 R)
• M4: 2,076,568 km (0.109 R)
• M5: 2,613,026 km (0.114 R)
• M6: 3,621,465 km (0.116 R)
• M7: 4,493,471 km (0.097 R)
• M8: 6,712,157 km (0.105 R)
• M9: 8,560,439 km (0.08 R)
• M10: 9,474,632 km (0.06 R)
• M11: 9,955,738 km (0.119 R)
• M12: 11,047,504 km (0.051 R)
• M13: 12,347,808 km (0.116 R)
• M14: 13,239,412 km (0.097 R)
• M15: 14,365,435 km (0.116 R)
• M16: 14,803,906 km (0.04 R)
• M17: 16,382,912 km (0.03 R)
• M18: 18,640,493 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 12.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.36 AU - 7.98 AU

Year: 6455 Days

Day: 5.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,620,793 km

• M1: 156,779 km (0.064 R)
• M2: 785,838 km (0.05 R)
• M3: 1,190,201 km (0.11 R)
• M4: 2,520,126 km (0.045 R)
• M5: 3,023,074 km (0.099 R)
• M6: 4,948,548 km (0.082 R)
• M7: 5,863,339 km (0.113 R)
• M8: 8,517,953 km (0.112 R)
• M9: 8,995,320 km (0.065 R)
• M10: 10,320,757 km (0.087 R)
• M11: 11,161,198 km (0.056 R)
• M12: 12,086,311 km (0.064 R)
• M13: 12,978,662 km (0.041 R)
• M14: 13,697,929 km (0.072 R)
• M15: 14,221,522 km (0.11 R)
• M16: 14,713,100 km (0.106 R)
• M17: 15,308,649 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.9

Radius: 14.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.26 AU - 7.32 AU

Year: 6630 Days

Day: 13 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,620,793 km

• M1: 175,329 km (0.082 R)
• M2: 930,798 km (0.11 R)
• M3: 1,773,034 km (0.08 R)
• M4: 2,264,313 km (0.112 R)
• M5: 2,944,086 km (0.035 R)
• M6: 3,441,349 km (0.082 R)
• M7: 4,019,096 km (0.11 R)
• M8: 4,881,079 km (0.066 R)
• M9: 5,768,643 km (0.068 R)
• M10: 7,008,810 km (0.11 R)
• M11: 7,787,916 km (0.104 R)
• M12: 9,786,543 km (0.089 R)
• M13: 10,905,386 km (0.059 R)
• M14: 13,452,140 km (0.065 R)
• M15: 15,194,506 km (0.06 R)
• M16: 16,693,178 km (0.098 R)
• M17: 23,197,992 km (0.096 R)
• M18: 24,928,092 km (0.083 R)
• M19: 27,456,744 km (0.118 R)
• M20: 29,485,890 km (0.077 R)
• M21: 30,248,091 km (0.083 R)
• M22: 31,911,171 km (0.067 R)
• M23: 35,633,016 km (0.087 R)
• M24: 36,171,868 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.4

Radius: 5.5

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.12 AU - 15.52 AU

Year: 18217 Days

Day: 24 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,620,793 km

• M1: 69,114 km (0.052 R)
• M2: 437,574 km (0.113 R)
• M3: 654,491 km (0.118 R)
• M4: 1,378,096 km (0.053 R)
• M5: 2,477,042 km (0.071 R)
• M6: 5,493,383 km (0.114 R)
• M7: 10,808,895 km (0.084 R)
• M8: 12,887,857 km (0.026 R)
• M9: 15,020,374 km (0.119 R)
• M10: 16,170,034 km (0.054 R)
• M11: 18,491,194 km (0.118 R)
• M12: 20,778,396 km (0.044 R)
• M13: 21,777,710 km (0.118 R)
• M14: 42,667,856 km (0.098 R)
• M15: 45,374,530 km (0.083 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 11,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit