🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.01 AU - 1.33 AU

Year: 453 Days

Day: 37 Hours

Environment

Temp: 22 °C

Axial Tilt: 89.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 73,558,195 km

• M1: 174,431 km (0.113 R)
• M2: 300,841 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.47 AU - 1.53 AU

Year: 658 Days

Day: 16.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,558,195 km

• M1: 27,825 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.57 AU - 2.21 AU

Year: 931 Days

Day: 14.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.24 AU - 2.36 AU

Year: 1249 Days

Day: 14.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.3

Radius: 12.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.9 AU - 6.96 AU

Year: 6534 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,558,195 km

• M1: 156,180 km (0.081 R)
• M2: 737,518 km (0.096 R)
• M3: 1,785,002 km (0.079 R)
• M4: 2,449,815 km (0.116 R)
• M5: 7,176,659 km (0.071 R)
• M6: 8,936,678 km (0.109 R)
• M7: 9,938,235 km (0.087 R)
• M8: 11,013,096 km (0.11 R)
• M9: 15,474,404 km (0.059 R)
• M10: 25,109,105 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.9

Radius: 8.3

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.27 AU - 9.57 AU

Year: 7983 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,558,195 km

• M1: 108,907 km (0.112 R)
• M2: 493,972 km (0.12 R)
• M3: 822,040 km (0.12 R)
• M4: 1,194,838 km (0.073 R)
• M5: 1,927,269 km (0.09 R)
• M6: 2,464,625 km (0.118 R)
• M7: 3,547,115 km (0.108 R)
• M8: 5,340,943 km (0.09 R)
• M9: 5,886,676 km (0.062 R)
• M10: 6,156,252 km (0.086 R)
• M11: 8,114,338 km (0.112 R)
• M12: 9,100,338 km (0.092 R)
• M13: 9,370,212 km (0.072 R)
• M14: 11,412,074 km (0.05 R)
• M15: 11,832,144 km (0.051 R)
• M16: 12,592,102 km (0.112 R)
• M17: 14,511,891 km (0.044 R)
• M18: 14,818,866 km (0.086 R)
• M19: 19,960,395 km (0.091 R)
• M20: 21,036,303 km (0.066 R)
• M21: 23,979,791 km (0.03 R)
• M22: 25,728,291 km (0.105 R)
• M23: 26,087,924 km (0.103 R)
• M24: 28,507,969 km (0.113 R)
• M25: 29,281,689 km (0.031 R)
• M26: 31,789,996 km (0.051 R)
• M27: 34,220,962 km (0.11 R)
• M28: 35,871,625 km (0.032 R)
• M29: 36,773,251 km (0.117 R)
• M30: 39,808,143 km (0.095 R)
• M31: 40,289,399 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.4

Radius: 4

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 11.39 AU - 16.67 AU

Year: 18822 Days

Day: 19.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,558,195 km

• M1: 50,564 km (0.102 R)
• M2: 197,170 km (0.073 R)
• M3: 2,119,203 km (0.11 R)
• M4: 3,891,190 km (0.062 R)
• M5: 4,642,172 km (0.06 R)
• M6: 4,955,130 km (0.091 R)
• M7: 7,425,889 km (0.057 R)
• M8: 8,252,866 km (0.08 R)
• M9: 11,376,619 km (0.052 R)
• M10: 12,235,759 km (0.105 R)
• M11: 12,832,057 km (0.112 R)
• M12: 21,481,207 km (0.084 R)
• M13: 23,873,576 km (0.082 R)
• M14: 30,890,315 km (0.086 R)
• M15: 33,580,384 km (0.104 R)
• M16: 35,697,493 km (0.101 R)
• M17: 38,027,031 km (0.101 R)
• M18: 41,376,078 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.6

Radius: 7.9

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 16.09 AU - 19.09 AU

Year: 26422 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,558,195 km

• M1: 99,034 km (0.095 R)
• M2: 668,403 km (0.086 R)
• M3: 980,464 km (0.098 R)
• M4: 1,465,311 km (0.074 R)
• M5: 1,927,120 km (0.085 R)
• M6: 2,329,388 km (0.082 R)
• M7: 3,612,041 km (0.108 R)
• M8: 3,910,488 km (0.099 R)
• M9: 4,489,432 km (0.075 R)
• M10: 4,942,115 km (0.057 R)
• M11: 6,103,294 km (0.107 R)
• M12: 6,927,129 km (0.073 R)
• M13: 11,601,464 km (0.1 R)
• M14: 17,185,654 km (0.119 R)
• M15: 28,675,369 km (0.114 R)
• M16: 30,841,845 km (0.049 R)
• M17: 31,337,762 km (0.116 R)
• M18: 34,958,778 km (0.1 R)
• M19: 50,159,119 km (0.053 R)
• M20: 54,548,021 km (0.106 R)
• M21: 57,114,373 km (0.069 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 19,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit