🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.51 AU - 0.61 AU

Year: 275 Days

Day: 28.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.57 AU - 0.75 AU

Year: 352 Days

Day: 20.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,538,192 km

• M1: 59,390 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.4

Radius: 8.6

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.63 AU - 0.91 AU

Year: 443 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,538,192 km

• M1: 106,962 km (0.074 R)
• M2: 471,532 km (0.093 R)
• M3: 887,564 km (0.036 R)
• M4: 1,274,574 km (0.055 R)
• M5: 1,735,335 km (0.104 R)
• M6: 2,172,311 km (0.103 R)
• M7: 2,761,577 km (0.042 R)
• M8: 3,441,499 km (0.098 R)
• M9: 4,607,016 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 10.3

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.65 AU - 2.37 AU

Year: 1869 Days

Day: 11.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,538,192 km

• M1: 128,205 km (0.082 R)
• M2: 559,047 km (0.09 R)
• M3: 886,816 km (0.059 R)
• M4: 1,322,744 km (0.114 R)
• M5: 2,624,545 km (0.106 R)
• M6: 3,027,412 km (0.087 R)
• M7: 3,369,094 km (0.087 R)
• M8: 4,470,433 km (0.037 R)
• M9: 6,671,467 km (0.12 R)
• M10: 9,008,036 km (0.099 R)
• M11: 9,581,893 km (0.104 R)
• M12: 10,840,161 km (0.114 R)
• M13: 11,567,655 km (0.07 R)
• M14: 12,491,422 km (0.09 R)
• M15: 15,132,573 km (0.108 R)
• M16: 15,558,627 km (0.116 R)
• M17: 16,533,856 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 14.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.96 AU - 3.66 AU

Year: 3950 Days

Day: 9.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,538,192 km

• M1: 180,864 km (0.041 R)
• M2: 662,719 km (0.044 R)
• M3: 1,114,055 km (0.113 R)
• M4: 1,853,518 km (0.051 R)
• M5: 2,373,370 km (0.068 R)
• M6: 3,471,867 km (0.088 R)
• M7: 5,493,832 km (0.117 R)
• M8: 6,633,918 km (0.103 R)
• M9: 7,142,550 km (0.067 R)
• M10: 8,737,114 km (0.113 R)
• M11: 9,507,094 km (0.051 R)
• M12: 10,321,954 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.4

Radius: 14.5

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.86 AU - 5.64 AU

Year: 6791 Days

Day: 5.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,538,192 km

• M1: 180,565 km (0.114 R)
• M2: 1,190,350 km (0.072 R)
• M3: 1,868,178 km (0.087 R)
• M4: 2,758,734 km (0.099 R)
• M5: 3,966,139 km (0.067 R)
• M6: 4,800,745 km (0.12 R)
• M7: 5,410,357 km (0.101 R)
• M8: 7,593,588 km (0.114 R)
• M9: 9,139,682 km (0.081 R)
• M10: 10,125,981 km (0.069 R)
• M11: 10,886,985 km (0.083 R)
• M12: 11,737,150 km (0.085 R)
• M13: 14,793,733 km (0.091 R)
• M14: 21,726,548 km (0.082 R)
• M15: 23,317,970 km (0.073 R)
• M16: 27,000,920 km (0.106 R)
• M17: 28,745,680 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.2

Radius: 8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.28 AU - 5.92 AU

Year: 7556 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,538,192 km

• M1: 100,829 km (0.078 R)
• M2: 2,148,076 km (0.072 R)
• M3: 3,003,028 km (0.034 R)
• M4: 4,573,805 km (0.089 R)
• M5: 5,099,193 km (0.088 R)
• M6: 5,594,362 km (0.104 R)
• M7: 6,447,668 km (0.115 R)
• M8: 6,733,101 km (0.071 R)
• M9: 7,989,573 km (0.045 R)
• M10: 8,720,209 km (0.117 R)
• M11: 9,069,670 km (0.091 R)
• M12: 9,329,671 km (0.11 R)
• M13: 9,932,850 km (0.03 R)
• M14: 10,959,091 km (0.1 R)
• M15: 15,131,974 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.6

Radius: 4.2

Gravity: 35.46 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.8 AU - 6.74 AU

Year: 10299 Days

Day: 20.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,538,192 km

• M1: 52,210 km (0.096 R)
• M2: 190,737 km (0.103 R)
• M3: 328,517 km (0.119 R)
• M4: 783,594 km (0.051 R)
• M5: 1,081,144 km (0.08 R)
• M6: 2,337,168 km (0.109 R)
• M7: 2,672,416 km (0.1 R)
• M8: 3,766,725 km (0.12 R)
• M9: 4,283,585 km (0.047 R)
• M10: 4,663,714 km (0.087 R)
• M11: 5,868,425 km (0.1 R)
• M12: 6,675,356 km (0.111 R)
• M13: 6,947,026 km (0.116 R)
• M14: 7,763,830 km (0.102 R)
• M15: 8,506,733 km (0.099 R)
• M16: 8,688,196 km (0.1 R)
• M17: 9,012,075 km (0.059 R)
• M18: 9,296,012 km (0.036 R)
• M19: 9,832,021 km (0.096 R)
• M20: 10,595,718 km (0.082 R)
• M21: 10,965,225 km (0.075 R)
• M22: 11,126,342 km (0.065 R)
• M23: 11,955,114 km (0.051 R)
• M24: 14,558,117 km (0.096 R)
• M25: 17,224,699 km (0.088 R)
• M26: 21,429,446 km (0.093 R)
• M27: 24,674,673 km (0.06 R)
• M28: 26,078,798 km (0.105 R)
• M29: 27,337,814 km (0.099 R)
• M30: 28,032,397 km (0.091 R)
• M31: 28,942,550 km (0.051 R)
• M32: 30,397,091 km (0.11 R)
• M33: 33,903,665 km (0.065 R)
• M34: 39,780,467 km (0.073 R)
• M35: 41,837,139 km (0.053 R)
• M36: 45,328,753 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.8

Radius: 5.8

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.41 AU - 6.65 AU

Year: 10947 Days

Day: 16.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,538,192 km

• M1: 72,555 km (0.106 R)
• M2: 281,693 km (0.091 R)
• M3: 735,274 km (0.113 R)
• M4: 941,569 km (0.076 R)
• M5: 1,254,528 km (0.098 R)
• M6: 1,777,522 km (0.068 R)
• M7: 2,039,917 km (0.111 R)
• M8: 2,327,892 km (0.08 R)
• M9: 3,784,228 km (0.096 R)
• M10: 5,039,952 km (0.107 R)
• M11: 5,345,880 km (0.109 R)
• M12: 5,794,823 km (0.112 R)
• M13: 6,408,773 km (0.11 R)
• M14: 9,857,004 km (0.104 R)
• M15: 12,134,182 km (0.12 R)
• M16: 16,737,309 km (0.109 R)
• M17: 17,349,463 km (0.048 R)
• M18: 18,259,766 km (0.038 R)
• M19: 21,339,388 km (0.088 R)
• M20: 23,126,634 km (0.051 R)
• M21: 25,011,118 km (0.093 R)
• M22: 25,631,650 km (0.103 R)
• M23: 25,990,835 km (0.119 R)
• M24: 26,995,833 km (0.115 R)
• M25: 27,181,185 km (0.053 R)
• M26: 29,966,997 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 15,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit