🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.54 AU - 0.72 AU

Year: 179 Days

Day: 29.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,835,500 km

• M1: 270,772 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.62 AU - 0.88 AU

Year: 233 Days

Day: 25.9 Hours

Environment

Temp: 203 °C

Axial Tilt: 46 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.91 AU - 1.05 AU

Year: 347 Days

Day: 38.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.08 AU - 2.72 AU

Year: 1332 Days

Day: 18.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.82 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.1

Radius: 9.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.69 AU - 5.77 AU

Year: 4284 Days

Day: 8.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,835,500 km

• M1: 120,725 km (0.116 R)
• M2: 465,698 km (0.1 R)
• M3: 951,143 km (0.074 R)
• M4: 1,323,642 km (0.094 R)
• M5: 1,710,203 km (0.092 R)
• M6: 2,242,023 km (0.095 R)
• M7: 6,087,885 km (0.049 R)
• M8: 9,628,568 km (0.072 R)
• M9: 10,020,963 km (0.065 R)
• M10: 11,566,159 km (0.087 R)
• M11: 14,655,355 km (0.088 R)
• M12: 18,137,096 km (0.093 R)
• M13: 19,659,703 km (0.088 R)
• M14: 20,292,054 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.4

Radius: 10.9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.24 AU - 10.08 AU

Year: 8349 Days

Day: 13.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,835,500 km

• M1: 137,331 km (0.096 R)
• M2: 569,669 km (0.11 R)
• M3: 2,115,463 km (0.094 R)
• M4: 2,540,770 km (0.084 R)
• M5: 3,060,922 km (0.109 R)
• M6: 4,767,983 km (0.091 R)
• M7: 5,534,074 km (0.099 R)
• M8: 6,348,485 km (0.047 R)
• M9: 9,398,037 km (0.059 R)
• M10: 10,962,831 km (0.063 R)
• M11: 11,379,910 km (0.114 R)
• M12: 12,147,347 km (0.083 R)
• M13: 12,594,046 km (0.112 R)
• M14: 13,520,356 km (0.071 R)
• M15: 14,657,749 km (0.101 R)
• M16: 16,937,621 km (0.086 R)
• M17: 18,582,898 km (0.088 R)
• M18: 19,176,502 km (0.101 R)
• M19: 21,104,370 km (0.104 R)
• M20: 22,410,060 km (0.116 R)
• M21: 23,923,093 km (0.092 R)
• M22: 24,468,527 km (0.099 R)
• M23: 25,101,775 km (0.092 R)
• M24: 25,746,093 km (0.086 R)
• M25: 28,782,630 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.1

Radius: 3

Gravity: 28.34 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 12.27 AU - 13.49 AU

Year: 16556 Days

Day: 21.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,835,500 km

• M1: 39,195 km (0.115 R)
• M2: 193,580 km (0.092 R)
• M3: 347,665 km (0.118 R)
• M4: 655,239 km (0.118 R)
• M5: 755,170 km (0.058 R)
• M6: 904,618 km (0.108 R)
• M7: 1,029,383 km (0.098 R)
• M8: 1,165,517 km (0.086 R)
• M9: 1,460,075 km (0.068 R)
• M10: 1,723,517 km (0.083 R)
• M11: 3,661,408 km (0.096 R)
• M12: 4,854,750 km (0.025 R)
• M13: 6,101,648 km (0.088 R)
• M14: 7,380,710 km (0.061 R)
• M15: 9,253,227 km (0.06 R)
• M16: 9,992,091 km (0.103 R)
• M17: 10,663,486 km (0.098 R)
• M18: 13,403,670 km (0.09 R)
• M19: 13,651,105 km (0.098 R)
• M20: 15,810,700 km (0.112 R)
• M21: 16,649,345 km (0.098 R)
• M22: 17,151,994 km (0.039 R)
• M23: 19,107,538 km (0.088 R)
• M24: 20,058,232 km (0.118 R)
• M25: 20,545,323 km (0.07 R)
• M26: 21,542,841 km (0.105 R)
• M27: 22,225,456 km (0.046 R)
• M28: 26,143,425 km (0.075 R)
• M29: 30,497,321 km (0.1 R)
• M30: 32,566,110 km (0.096 R)
• M31: 33,238,253 km (0.069 R)
• M32: 39,329,879 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.6

Radius: 5.6

Gravity: 17.49 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.57 AU - 18.87 AU

Year: 21266 Days

Day: 19 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,835,500 km

• M1: 74,350 km (0.1 R)
• M2: 333,005 km (0.075 R)
• M3: 760,556 km (0.045 R)
• M4: 941,270 km (0.072 R)
• M5: 1,164,470 km (0.049 R)
• M6: 2,218,387 km (0.113 R)
• M7: 3,886,104 km (0.067 R)
• M8: 8,407,999 km (0.064 R)
• M9: 9,541,053 km (0.118 R)
• M10: 15,639,261 km (0.052 R)
• M11: 16,598,781 km (0.102 R)
• M12: 23,915,464 km (0.062 R)
• M13: 27,519,426 km (0.087 R)
• M14: 33,253,512 km (0.065 R)
• M15: 36,882,757 km (0.085 R)
• M16: 44,441,937 km (0.118 R)
• M17: 48,665,085 km (0.077 R)
• M18: 54,040,735 km (0.056 R)
• M19: 56,407,972 km (0.049 R)
• M20: 64,124,379 km (0.112 R)

Asteroid Belt

Center: 16.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.6

Radius: 6.9

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 14.05 AU - 21.13 AU

Year: 26422 Days

Day: 21.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,835,500 km

• M1: 85,869 km (0.031 R)
• M2: 375,042 km (0.077 R)
• M3: 791,672 km (0.048 R)
• M4: 2,034,980 km (0.096 R)
• M5: 3,488,922 km (0.088 R)
• M6: 4,276,255 km (0.12 R)
• M7: 5,292,623 km (0.113 R)
• M8: 5,570,127 km (0.07 R)
• M9: 6,506,011 km (0.049 R)
• M10: 8,152,486 km (0.106 R)
• M11: 9,702,768 km (0.086 R)
• M12: 11,637,518 km (0.094 R)
• M13: 13,815,812 km (0.112 R)
• M14: 18,504,808 km (0.117 R)
• M15: 19,894,871 km (0.102 R)
• M16: 21,452,933 km (0.108 R)
• M17: 25,252,719 km (0.118 R)
• M18: 27,193,602 km (0.091 R)
• M19: 28,380,661 km (0.062 R)
• M20: 39,446,715 km (0.081 R)
• M21: 42,052,859 km (0.062 R)
• M22: 47,605,483 km (0.118 R)
• M23: 48,461,033 km (0.063 R)
• M24: 56,247,752 km (0.075 R)
• M25: 59,740,713 km (0.063 R)
• M26: 61,540,226 km (0.03 R)
• M27: 63,375,642 km (0.091 R)
• M28: 65,037,375 km (0.079 R)
• M29: 71,527,978 km (0.112 R)
• M30: 72,199,822 km (0.103 R)
• M31: 80,352,008 km (0.048 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 15,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit