🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.45 AU - 0.59 AU

Year: 238 Days

Day: 35.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,923,383 km

• M1: 368,310 km (0.115 R)

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687

Radius: 9.8

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.85 AU - 1.29 AU

Year: 704 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,923,383 km

• M1: 122,221 km (0.061 R)
• M2: 432,936 km (0.066 R)
• M3: 753,524 km (0.078 R)
• M4: 1,209,499 km (0.058 R)
• M5: 1,836,015 km (0.075 R)
• M6: 2,243,669 km (0.11 R)
• M7: 2,621,703 km (0.077 R)
• M8: 3,179,254 km (0.086 R)
• M9: 3,828,658 km (0.109 R)
• M10: 4,499,156 km (0.114 R)
• M11: 5,482,164 km (0.083 R)
• M12: 5,839,702 km (0.06 R)
• M13: 6,173,007 km (0.056 R)
• M14: 7,029,155 km (0.048 R)
• M15: 7,429,329 km (0.1 R)
• M16: 8,034,154 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.6

Radius: 14.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.39 AU - 1.67 AU

Year: 1203 Days

Day: 9 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,923,383 km

• M1: 183,706 km (0.094 R)
• M2: 683,662 km (0.098 R)
• M3: 1,222,364 km (0.082 R)
• M4: 1,969,007 km (0.111 R)
• M5: 2,608,987 km (0.114 R)
• M6: 3,077,827 km (0.085 R)
• M7: 3,603,514 km (0.083 R)
• M8: 4,422,711 km (0.048 R)
• M9: 5,238,768 km (0.058 R)
• M10: 5,748,897 km (0.1 R)
• M11: 6,481,029 km (0.118 R)
• M12: 7,509,364 km (0.117 R)
• M13: 9,207,151 km (0.108 R)
• M14: 9,731,790 km (0.108 R)
• M15: 11,497,195 km (0.103 R)
• M16: 11,997,450 km (0.082 R)
• M17: 12,586,716 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.8

Radius: 13.9

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.27 AU - 2.83 AU

Year: 2589 Days

Day: 7.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,923,383 km

• M1: 174,431 km (0.065 R)
• M2: 688,150 km (0.072 R)
• M3: 1,277,566 km (0.098 R)
• M4: 2,239,480 km (0.105 R)
• M5: 3,076,929 km (0.112 R)
• M6: 3,825,816 km (0.103 R)
• M7: 4,980,712 km (0.099 R)
• M8: 6,276,827 km (0.093 R)
• M9: 6,904,989 km (0.078 R)
• M10: 7,817,835 km (0.073 R)
• M11: 8,480,853 km (0.06 R)
• M12: 9,147,012 km (0.043 R)
• M13: 9,883,782 km (0.119 R)
• M14: 10,322,403 km (0.077 R)
• M15: 10,812,186 km (0.119 R)
• M16: 12,125,655 km (0.061 R)
• M17: 12,799,743 km (0.098 R)
• M18: 13,902,878 km (0.081 R)
• M19: 16,097,180 km (0.109 R)
• M20: 16,654,282 km (0.047 R)
• M21: 17,753,976 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.5

Radius: 8.5

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.48 AU - 4.12 AU

Year: 3812 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,923,383 km

• M1: 105,766 km (0.083 R)
• M2: 523,144 km (0.119 R)
• M3: 949,647 km (0.106 R)
• M4: 1,320,052 km (0.045 R)
• M5: 1,619,098 km (0.079 R)
• M6: 1,903,035 km (0.114 R)
• M7: 2,470,310 km (0.052 R)
• M8: 3,373,133 km (0.086 R)
• M9: 4,121,571 km (0.083 R)
• M10: 6,487,461 km (0.101 R)
• M11: 8,216,962 km (0.091 R)
• M12: 9,347,922 km (0.109 R)
• M13: 10,657,502 km (0.037 R)
• M14: 12,170,535 km (0.036 R)
• M15: 13,498,515 km (0.074 R)
• M16: 14,102,890 km (0.079 R)
• M17: 15,617,120 km (0.119 R)
• M18: 16,544,477 km (0.086 R)
• M19: 18,395,601 km (0.057 R)
• M20: 19,782,673 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.6

Radius: 13.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.07 AU - 4.87 AU

Year: 5029 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,923,383 km

• M1: 165,605 km (0.113 R)
• M2: 584,030 km (0.115 R)
• M3: 1,040,603 km (0.107 R)
• M4: 1,982,172 km (0.103 R)
• M5: 2,456,547 km (0.096 R)
• M6: 2,897,711 km (0.085 R)
• M7: 3,372,235 km (0.072 R)
• M8: 4,383,068 km (0.107 R)
• M9: 5,280,506 km (0.084 R)
• M10: 5,729,898 km (0.085 R)
• M11: 8,412,487 km (0.106 R)
• M12: 9,922,976 km (0.102 R)
• M13: 10,698,641 km (0.051 R)
• M14: 14,265,503 km (0.096 R)
• M15: 15,707,776 km (0.108 R)
• M16: 16,287,618 km (0.075 R)
• M17: 20,072,145 km (0.077 R)
• M18: 22,024,247 km (0.114 R)
• M19: 23,569,294 km (0.11 R)
• M20: 24,638,769 km (0.106 R)
• M21: 25,343,076 km (0.072 R)
• M22: 28,466,380 km (0.026 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.4

Radius: 6.2

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.89 AU - 8.55 AU

Year: 13638 Days

Day: 18.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,923,383 km

• M1: 77,193 km (0.047 R)
• M2: 321,187 km (0.113 R)
• M3: 771,027 km (0.108 R)
• M4: 985,850 km (0.118 R)
• M5: 1,299,706 km (0.065 R)
• M6: 1,780,514 km (0.084 R)
• M7: 2,301,563 km (0.103 R)
• M8: 3,865,011 km (0.086 R)
• M9: 4,150,294 km (0.099 R)
• M10: 4,734,025 km (0.055 R)
• M11: 4,940,170 km (0.069 R)
• M12: 5,339,298 km (0.102 R)
• M13: 5,961,026 km (0.067 R)
• M14: 6,201,879 km (0.116 R)
• M15: 6,629,878 km (0.088 R)
• M16: 7,465,383 km (0.027 R)
• M17: 8,157,572 km (0.063 R)
• M18: 11,516,194 km (0.119 R)
• M19: 12,383,263 km (0.107 R)
• M20: 14,991,203 km (0.107 R)
• M21: 15,308,949 km (0.046 R)
• M22: 16,828,863 km (0.067 R)
• M23: 20,242,387 km (0.094 R)
• M24: 20,630,743 km (0.06 R)
• M25: 21,825,432 km (0.059 R)
• M26: 24,439,355 km (0.095 R)
• M27: 25,504,791 km (0.11 R)
• M28: 25,866,818 km (0.087 R)
• M29: 32,344,556 km (0.078 R)
• M30: 36,753,953 km (0.069 R)
• M31: 40,803,717 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 11,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit