🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.56 AU - 0.66 AU

Year: 308 Days

Day: 25.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,243,616 km

• M1: 485,295 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 13.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.23 AU - 1.67 AU

Year: 1127 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,243,616 km

• M1: 163,062 km (0.028 R)
• M2: 1,494,483 km (0.06 R)
• M3: 2,161,091 km (0.09 R)
• M4: 2,847,147 km (0.096 R)
• M5: 5,374,902 km (0.055 R)
• M6: 6,165,527 km (0.078 R)
• M7: 6,906,784 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.1

Radius: 8.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.46 AU - 1.5 AU

Year: 1163 Days

Day: 13.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,243,616 km

• M1: 106,962 km (0.086 R)
• M2: 436,826 km (0.076 R)
• M3: 958,025 km (0.109 R)
• M4: 1,251,685 km (0.026 R)
• M5: 1,639,892 km (0.099 R)
• M6: 2,661,197 km (0.049 R)
• M7: 3,551,902 km (0.092 R)
• M8: 4,558,846 km (0.059 R)
• M9: 5,387,019 km (0.116 R)
• M10: 5,971,648 km (0.094 R)
• M11: 8,186,295 km (0.112 R)
• M12: 9,779,662 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.1

Radius: 12.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.18 AU - 1.84 AU

Year: 1198 Days

Day: 10.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,243,616 km

• M1: 160,369 km (0.119 R)
• M2: 577,448 km (0.04 R)
• M3: 1,045,091 km (0.117 R)
• M4: 1,634,357 km (0.095 R)
• M5: 2,601,956 km (0.091 R)
• M6: 3,614,285 km (0.112 R)
• M7: 4,534,311 km (0.114 R)
• M8: 4,984,601 km (0.062 R)
• M9: 5,564,442 km (0.062 R)
• M10: 8,085,615 km (0.054 R)
• M11: 9,055,010 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.1

Radius: 11.1

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.62 AU - 1.74 AU

Year: 1406 Days

Day: 5.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,243,616 km

• M1: 138,079 km (0.051 R)
• M2: 501,452 km (0.081 R)
• M3: 878,887 km (0.03 R)
• M4: 1,301,501 km (0.08 R)
• M5: 1,666,969 km (0.113 R)
• M6: 2,135,061 km (0.11 R)
• M7: 2,486,765 km (0.093 R)
• M8: 3,146,043 km (0.065 R)
• M9: 3,589,003 km (0.096 R)
• M10: 4,488,235 km (0.05 R)
• M11: 5,173,992 km (0.107 R)
• M12: 6,273,237 km (0.117 R)
• M13: 8,120,920 km (0.075 R)
• M14: 11,219,242 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.5

Radius: 9.4

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.76 AU - 2.8 AU

Year: 2223 Days

Day: 5.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,243,616 km

• M1: 117,135 km (0.098 R)
• M2: 469,289 km (0.1 R)
• M3: 1,074,562 km (0.032 R)
• M4: 1,537,717 km (0.032 R)
• M5: 2,622,151 km (0.039 R)
• M6: 3,032,199 km (0.083 R)
• M7: 4,674,185 km (0.115 R)
• M8: 5,019,757 km (0.112 R)
• M9: 5,719,127 km (0.098 R)
• M10: 6,863,850 km (0.077 R)
• M11: 7,439,053 km (0.038 R)
• M12: 9,909,363 km (0.112 R)
• M13: 10,481,425 km (0.063 R)
• M14: 11,109,138 km (0.045 R)
• M15: 11,552,845 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.2

Radius: 14.8

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.67 AU - 4.85 AU

Year: 5677 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,243,616 km

• M1: 184,903 km (0.114 R)
• M2: 660,175 km (0.079 R)
• M3: 1,243,308 km (0.033 R)
• M4: 1,904,530 km (0.091 R)
• M5: 2,795,835 km (0.057 R)
• M6: 3,256,746 km (0.115 R)
• M7: 3,789,015 km (0.071 R)
• M8: 4,491,078 km (0.114 R)
• M9: 5,963,270 km (0.103 R)
• M10: 6,587,991 km (0.106 R)
• M11: 7,704,889 km (0.108 R)
• M12: 9,803,747 km (0.098 R)
• M13: 12,992,575 km (0.08 R)
• M14: 15,052,687 km (0.071 R)
• M15: 15,732,310 km (0.092 R)
• M16: 21,143,265 km (0.05 R)
• M17: 22,129,714 km (0.114 R)
• M18: 23,077,865 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.9

Radius: 6.4

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.71 AU - 7.75 AU

Year: 11273 Days

Day: 24.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 29,243,616 km

• M1: 79,586 km (0.118 R)
• M2: 427,551 km (0.042 R)
• M3: 837,449 km (0.113 R)
• M4: 1,457,083 km (0.076 R)
• M5: 1,784,104 km (0.103 R)
• M6: 2,606,145 km (0.045 R)
• M7: 3,328,403 km (0.119 R)
• M8: 3,816,242 km (0.042 R)
• M9: 4,035,403 km (0.074 R)
• M10: 5,062,841 km (0.113 R)
• M11: 5,327,928 km (0.073 R)
• M12: 5,922,281 km (0.078 R)
• M13: 6,716,196 km (0.112 R)
• M14: 8,330,058 km (0.12 R)
• M15: 9,978,776 km (0.118 R)
• M16: 11,266,216 km (0.046 R)
• M17: 13,525,143 km (0.104 R)
• M18: 17,755,023 km (0.119 R)
• M19: 19,394,018 km (0.083 R)
• M20: 20,457,658 km (0.098 R)
• M21: 21,216,568 km (0.112 R)
• M22: 21,819,597 km (0.039 R)
• M23: 22,522,707 km (0.101 R)
• M24: 23,331,583 km (0.087 R)
• M25: 23,605,497 km (0.04 R)
• M26: 25,198,415 km (0.084 R)
• M27: 26,266,544 km (0.115 R)
• M28: 26,562,897 km (0.111 R)
• M29: 27,567,297 km (0.109 R)
• M30: 29,226,487 km (0.107 R)
• M31: 32,062,863 km (0.112 R)
• M32: 40,206,821 km (0.087 R)
• M33: 40,600,563 km (0.086 R)
• M34: 41,529,566 km (0.057 R)
• M35: 45,245,577 km (0.095 R)
• M36: 50,842,183 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84

Radius: 7.3

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.81 AU - 8.45 AU

Year: 13608 Days

Day: 20 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,243,616 km

• M1: 91,554 km (0.106 R)
• M2: 591,510 km (0.108 R)
• M3: 967,749 km (0.106 R)
• M4: 1,362,238 km (0.087 R)
• M5: 1,901,090 km (0.088 R)
• M6: 2,574,131 km (0.078 R)
• M7: 4,072,802 km (0.107 R)
• M8: 4,309,316 km (0.073 R)
• M9: 5,210,494 km (0.034 R)
• M10: 5,749,495 km (0.074 R)
• M11: 6,078,161 km (0.102 R)
• M12: 9,379,188 km (0.071 R)
• M13: 9,626,174 km (0.069 R)
• M14: 10,836,571 km (0.075 R)
• M15: 16,699,760 km (0.082 R)
• M16: 16,941,360 km (0.082 R)
• M17: 22,204,662 km (0.117 R)
• M18: 27,781,970 km (0.097 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: 343 - 19,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit