🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.56 AU - 0.72 AU

Year: 197 Days

Day: 26.7 Hours

Environment

Temp: 101 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.67 AU - 1.07 AU

Year: 312 Days

Day: 20.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 106,301,120 km

• M1: 309,967 km (0.111 R)
• M2: 375,491 km (0.113 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.7

Radius: 9.7

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.26 AU - 4.7 AU

Year: 3651 Days

Day: 13 Hours

Environment

Temp: -134 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 106,301,120 km

• M1: 120,576 km (0.114 R)
• M2: 430,393 km (0.059 R)
• M3: 1,283,550 km (0.111 R)
• M4: 2,462,082 km (0.071 R)
• M5: 3,128,391 km (0.089 R)
• M6: 3,456,908 km (0.115 R)
• M7: 3,869,349 km (0.038 R)
• M8: 4,248,879 km (0.086 R)
• M9: 4,936,879 km (0.104 R)
• M10: 5,461,369 km (0.077 R)
• M11: 6,218,185 km (0.087 R)
• M12: 6,592,479 km (0.115 R)
• M13: 8,554,754 km (0.111 R)
• M14: 9,386,668 km (0.087 R)
• M15: 10,796,030 km (0.118 R)
• M16: 11,295,686 km (0.097 R)
• M17: 12,251,766 km (0.112 R)
• M18: 14,274,928 km (0.07 R)
• M19: 16,132,485 km (0.115 R)
• M20: 16,951,982 km (0.057 R)
• M21: 18,792,933 km (0.1 R)
• M22: 20,071,098 km (0.085 R)
• M23: 20,890,894 km (0.114 R)
• M24: 21,341,483 km (0.078 R)
• M25: 22,262,108 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.3

Radius: 10.6

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.99 AU - 9.21 AU

Year: 8067 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 106,301,120 km

• M1: 132,394 km (0.102 R)
• M2: 534,364 km (0.085 R)
• M3: 1,384,379 km (0.087 R)
• M4: 2,110,676 km (0.061 R)
• M5: 2,934,063 km (0.092 R)
• M6: 3,540,832 km (0.095 R)
• M7: 4,389,650 km (0.063 R)
• M8: 5,230,241 km (0.086 R)
• M9: 6,022,661 km (0.056 R)
• M10: 7,966,386 km (0.103 R)
• M11: 9,833,068 km (0.039 R)
• M12: 10,405,729 km (0.085 R)
• M13: 12,015,103 km (0.095 R)
• M14: 14,050,531 km (0.069 R)
• M15: 16,060,528 km (0.081 R)
• M16: 16,454,569 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 10.8

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.99 AU - 12.33 AU

Year: 12468 Days

Day: 7 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 106,301,120 km

• M1: 139,575 km (0.114 R)
• M2: 1,000,660 km (0.039 R)
• M3: 2,343,899 km (0.098 R)
• M4: 3,694,469 km (0.036 R)
• M5: 4,800,446 km (0.095 R)
• M6: 9,662,078 km (0.117 R)
• M7: 10,117,603 km (0.1 R)
• M8: 10,908,527 km (0.063 R)
• M9: 12,347,060 km (0.117 R)
• M10: 18,496,281 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.6

Radius: 5.1

Gravity: 28.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.51 AU - 15.23 AU

Year: 16750 Days

Day: 24.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,301,120 km

• M1: 63,579 km (0.113 R)
• M2: 453,880 km (0.083 R)
• M3: 810,671 km (0.077 R)
• M4: 996,771 km (0.095 R)
• M5: 1,171,351 km (0.078 R)
• M6: 1,615,956 km (0.08 R)
• M7: 1,858,903 km (0.028 R)
• M8: 3,293,397 km (0.074 R)
• M9: 3,802,479 km (0.081 R)
• M10: 4,297,797 km (0.091 R)
• M11: 5,083,485 km (0.053 R)
• M12: 7,159,754 km (0.083 R)
• M13: 7,912,680 km (0.112 R)
• M14: 9,685,864 km (0.058 R)
• M15: 9,910,410 km (0.078 R)
• M16: 11,707,679 km (0.12 R)
• M17: 12,483,793 km (0.101 R)
• M18: 14,793,883 km (0.102 R)
• M19: 15,777,339 km (0.111 R)
• M20: 19,340,162 km (0.113 R)
• M21: 20,057,335 km (0.1 R)
• M22: 21,354,946 km (0.107 R)
• M23: 22,608,876 km (0.11 R)
• M24: 24,425,144 km (0.082 R)
• M25: 24,632,785 km (0.112 R)
• M26: 26,995,085 km (0.079 R)
• M27: 37,956,121 km (0.083 R)
• M28: 43,486,007 km (0.105 R)
• M29: 43,944,225 km (0.091 R)
• M30: 44,870,086 km (0.105 R)
• M31: 45,181,699 km (0.079 R)
• M32: 46,761,003 km (0.084 R)
• M33: 47,725,909 km (0.072 R)
• M34: 47,888,074 km (0.094 R)
• M35: 61,505,369 km (0.075 R)
• M36: 63,052,660 km (0.093 R)
• M37: 63,639,533 km (0.079 R)
• M38: 68,466,009 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.9

Radius: 7

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 13.86 AU - 17.82 AU

Year: 24272 Days

Day: 22.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 106,301,120 km

• M1: 126,261 km (0.072 R)
• M2: 691,441 km (0.119 R)
• M3: 1,134,101 km (0.074 R)
• M4: 3,460,498 km (0.119 R)
• M5: 3,695,217 km (0.099 R)
• M6: 7,311,297 km (0.061 R)
• M7: 8,836,597 km (0.092 R)
• M8: 9,109,912 km (0.084 R)
• M9: 14,141,188 km (0.091 R)
• M10: 15,678,605 km (0.077 R)
• M11: 18,991,300 km (0.105 R)
• M12: 21,836,801 km (0.101 R)
• M13: 26,056,060 km (0.105 R)
• M14: 31,291,237 km (0.113 R)
• M15: 42,995,176 km (0.119 R)
• M16: 44,897,163 km (0.097 R)
• M17: 47,686,715 km (0.076 R)
• M18: 50,069,211 km (0.096 R)
• M19: 64,809,238 km (0.039 R)
• M20: 65,427,526 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.6

Radius: 4

Gravity: 57.1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.92 AU - 21.42 AU

Year: 28597 Days

Day: 15.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 122.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,301,120 km

• M1: 75,098 km (0.108 R)
• M2: 387,309 km (0.109 R)
• M3: 571,763 km (0.043 R)
• M4: 1,243,906 km (0.084 R)
• M5: 1,960,630 km (0.051 R)
• M6: 2,164,382 km (0.089 R)
• M7: 2,777,434 km (0.092 R)
• M8: 4,116,335 km (0.069 R)
• M9: 4,644,415 km (0.117 R)
• M10: 5,563,694 km (0.077 R)
• M11: 5,697,734 km (0.062 R)
• M12: 7,426,337 km (0.103 R)
• M13: 11,222,533 km (0.106 R)
• M14: 14,732,398 km (0.102 R)
• M15: 18,115,853 km (0.11 R)
• M16: 25,990,087 km (0.055 R)
• M17: 28,560,777 km (0.11 R)
• M18: 54,859,484 km (0.078 R)
• M19: 80,381,928 km (0.09 R)
• M20: 81,979,633 km (0.114 R)
• M21: 86,343,553 km (0.084 R)
• M22: 90,286,653 km (0.108 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 19,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit