🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.6 AU - 0.6 AU

Year: 176 Days

Day: 34.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.29 AU - 1.83 AU

Year: 738 Days

Day: 37.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.87 AU - 2.85 AU

Year: 1373 Days

Day: 24.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 97,595,718 km

• M1: 189,241 km (0.111 R)
• M2: 554,410 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.7 AU - 3 AU

Year: 1822 Days

Day: 12.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.1

Radius: 9.9

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.6 AU - 9.42 AU

Year: 9402 Days

Day: 6.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 97,595,718 km

• M1: 124,765 km (0.073 R)
• M2: 550,371 km (0.091 R)
• M3: 1,412,353 km (0.069 R)
• M4: 2,404,187 km (0.109 R)
• M5: 4,164,057 km (0.066 R)
• M6: 4,916,384 km (0.115 R)
• M7: 6,581,708 km (0.072 R)
• M8: 6,910,674 km (0.108 R)
• M9: 7,289,156 km (0.115 R)
• M10: 12,807,971 km (0.117 R)
• M11: 15,326,302 km (0.099 R)
• M12: 19,847,150 km (0.087 R)
• M13: 23,115,115 km (0.097 R)
• M14: 34,162,768 km (0.117 R)
• M15: 36,614,528 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.6

Radius: 4.6

Gravity: 29.47 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 11.63 AU - 13.27 AU

Year: 16638 Days

Day: 17.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 97,595,718 km

• M1: 65,823 km (0.047 R)
• M2: 324,179 km (0.069 R)
• M3: 586,424 km (0.102 R)
• M4: 789,727 km (0.115 R)
• M5: 1,112,559 km (0.027 R)
• M6: 1,487,900 km (0.106 R)
• M7: 1,747,453 km (0.096 R)
• M8: 1,961,378 km (0.086 R)
• M9: 2,172,759 km (0.107 R)
• M10: 4,322,780 km (0.074 R)
• M11: 5,838,954 km (0.075 R)
• M12: 6,442,283 km (0.107 R)
• M13: 8,400,818 km (0.082 R)
• M14: 8,753,271 km (0.092 R)
• M15: 11,687,334 km (0.037 R)
• M16: 19,922,996 km (0.085 R)
• M17: 20,459,005 km (0.063 R)
• M18: 23,879,111 km (0.101 R)
• M19: 24,281,230 km (0.099 R)
• M20: 25,098,783 km (0.106 R)
• M21: 25,934,586 km (0.11 R)
• M22: 30,159,380 km (0.104 R)
• M23: 32,067,500 km (0.085 R)
• M24: 32,679,954 km (0.085 R)
• M25: 35,337,560 km (0.038 R)
• M26: 41,077,780 km (0.106 R)
• M27: 41,800,039 km (0.113 R)
• M28: 45,846,511 km (0.044 R)
• M29: 51,137,339 km (0.089 R)
• M30: 52,141,141 km (0.064 R)
• M31: 54,015,303 km (0.112 R)
• M32: 54,534,109 km (0.088 R)
• M33: 60,834,722 km (0.065 R)
• M34: 62,910,841 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.4

Radius: 4.3

Gravity: 51.13 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 13.15 AU - 19.37 AU

Year: 24833 Days

Day: 22.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 97,595,718 km

• M1: 53,406 km (0.11 R)
• M2: 231,129 km (0.11 R)
• M3: 1,123,630 km (0.048 R)
• M4: 1,306,737 km (0.085 R)
• M5: 1,581,848 km (0.108 R)
• M6: 1,936,245 km (0.075 R)
• M7: 2,694,407 km (0.076 R)
• M8: 3,830,453 km (0.039 R)
• M9: 4,617,039 km (0.077 R)
• M10: 6,035,975 km (0.093 R)
• M11: 6,455,298 km (0.109 R)
• M12: 6,647,830 km (0.108 R)
• M13: 6,943,884 km (0.119 R)
• M14: 7,830,252 km (0.082 R)
• M15: 11,631,534 km (0.106 R)
• M16: 12,501,296 km (0.039 R)
• M17: 14,369,474 km (0.059 R)
• M18: 15,626,994 km (0.05 R)
• M19: 21,928,953 km (0.083 R)
• M20: 24,048,157 km (0.095 R)
• M21: 25,097,885 km (0.087 R)
• M22: 28,430,327 km (0.103 R)
• M23: 28,688,384 km (0.053 R)
• M24: 30,269,035 km (0.114 R)
• M25: 30,808,634 km (0.096 R)
• M26: 32,185,533 km (0.085 R)
• M27: 32,325,407 km (0.089 R)
• M28: 33,891,248 km (0.078 R)
• M29: 35,806,250 km (0.091 R)
• M30: 40,335,326 km (0.101 R)
• M31: 40,497,939 km (0.108 R)
• M32: 42,316,002 km (0.104 R)
• M33: 51,077,949 km (0.054 R)
• M34: 64,685,072 km (0.12 R)
• M35: 69,707,372 km (0.109 R)
• M36: 72,313,217 km (0.084 R)
• M37: 73,035,027 km (0.101 R)
• M38: 79,492,868 km (0.068 R)
• M39: 82,597,622 km (0.088 R)
• M40: 82,859,867 km (0.116 R)
• M41: 84,978,622 km (0.089 R)
• M42: 93,244,951 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.1

Radius: 5.8

Gravity: 20.75 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 17.28 AU - 18.6 AU

Year: 28779 Days

Day: 22.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,595,718 km

• M1: 72,256 km (0.041 R)
• M2: 286,330 km (0.082 R)
• M3: 510,278 km (0.118 R)
• M4: 1,014,573 km (0.095 R)
• M5: 1,651,411 km (0.079 R)
• M6: 2,500,229 km (0.104 R)
• M7: 2,785,064 km (0.07 R)
• M8: 3,871,443 km (0.109 R)
• M9: 4,182,158 km (0.046 R)
• M10: 5,991,694 km (0.091 R)
• M11: 7,245,922 km (0.071 R)
• M12: 8,958,968 km (0.068 R)
• M13: 11,405,790 km (0.032 R)
• M14: 12,781,792 km (0.118 R)
• M15: 15,258,534 km (0.111 R)
• M16: 18,132,758 km (0.056 R)
• M17: 21,242,748 km (0.091 R)
• M18: 22,867,830 km (0.1 R)
• M19: 25,757,313 km (0.091 R)
• M20: 32,669,931 km (0.119 R)
• M21: 33,954,678 km (0.116 R)
• M22: 34,244,598 km (0.117 R)
• M23: 36,019,427 km (0.041 R)
• M24: 37,390,193 km (0.099 R)
• M25: 38,480,163 km (0.119 R)
• M26: 40,073,679 km (0.089 R)
• M27: 43,221,518 km (0.047 R)
• M28: 45,117,222 km (0.079 R)
• M29: 46,174,430 km (0.087 R)
• M30: 50,191,731 km (0.12 R)
• M31: 53,255,496 km (0.076 R)
• M32: 54,634,190 km (0.085 R)
• M33: 56,848,687 km (0.051 R)
• M34: 59,752,681 km (0.078 R)
• M35: 65,854,329 km (0.076 R)
• M36: 66,305,367 km (0.078 R)
• M37: 74,048,702 km (0.108 R)
• M38: 82,896,818 km (0.078 R)
• M39: 88,256,012 km (0.081 R)
• M40: 92,706,100 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 19,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit