🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.61 AU - 2.11 AU

Year: 1140 Days

Day: 35.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.4

Radius: 11.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.02 AU - 2.94 AU

Year: 1756 Days

Day: 8.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,431,463 km

• M1: 143,016 km (0.102 R)
• M2: 557,701 km (0.106 R)
• M3: 1,424,920 km (0.088 R)
• M4: 1,978,133 km (0.109 R)
• M5: 2,835,927 km (0.038 R)
• M6: 3,416,067 km (0.05 R)
• M7: 4,191,732 km (0.103 R)
• M8: 4,630,802 km (0.044 R)
• M9: 5,139,435 km (0.069 R)
• M10: 5,790,485 km (0.115 R)
• M11: 6,657,255 km (0.072 R)
• M12: 7,037,084 km (0.12 R)
• M13: 8,130,495 km (0.078 R)
• M14: 8,648,253 km (0.08 R)
• M15: 10,272,287 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.4

Radius: 9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.5 AU - 3.88 AU

Year: 3187 Days

Day: 8.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,431,463 km

• M1: 121,324 km (0.1 R)
• M2: 489,035 km (0.114 R)
• M3: 1,010,234 km (0.086 R)
• M4: 1,610,271 km (0.108 R)
• M5: 2,456,846 km (0.056 R)
• M6: 3,023,523 km (0.114 R)
• M7: 4,455,324 km (0.064 R)
• M8: 4,957,673 km (0.092 R)
• M9: 5,320,299 km (0.07 R)
• M10: 5,723,764 km (0.111 R)
• M11: 6,195,745 km (0.061 R)
• M12: 7,517,443 km (0.073 R)
• M13: 8,678,621 km (0.111 R)
• M14: 9,175,137 km (0.072 R)
• M15: 9,822,297 km (0.117 R)
• M16: 10,638,653 km (0.089 R)
• M17: 13,400,379 km (0.102 R)
• M18: 13,688,056 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.2

Radius: 12.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.27 AU - 4.73 AU

Year: 3597 Days

Day: 6.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,431,463 km

• M1: 154,235 km (0.04 R)
• M2: 548,575 km (0.096 R)
• M3: 971,937 km (0.114 R)
• M4: 1,510,191 km (0.092 R)
• M5: 1,939,836 km (0.094 R)
• M6: 2,567,399 km (0.103 R)
• M7: 3,069,599 km (0.117 R)
• M8: 3,770,166 km (0.096 R)
• M9: 4,753,472 km (0.026 R)
• M10: 5,293,521 km (0.081 R)
• M11: 7,134,173 km (0.07 R)
• M12: 8,736,665 km (0.075 R)
• M13: 9,154,791 km (0.107 R)
• M14: 9,696,036 km (0.07 R)
• M15: 11,614,928 km (0.05 R)
• M16: 12,078,382 km (0.105 R)
• M17: 12,863,323 km (0.03 R)
• M18: 16,243,187 km (0.104 R)
• M19: 17,417,381 km (0.061 R)
• M20: 17,913,747 km (0.119 R)
• M21: 19,050,541 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.2

Radius: 13.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.32 AU - 5.42 AU

Year: 4107 Days

Day: 5 Hours

Environment

Temp: -169 °C

Axial Tilt: 58.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,431,463 km

• M1: 169,195 km (0.066 R)
• M2: 745,147 km (0.1 R)
• M3: 1,961,078 km (0.059 R)
• M4: 2,603,452 km (0.036 R)
• M5: 3,285,169 km (0.107 R)
• M6: 3,861,570 km (0.117 R)
• M7: 4,314,103 km (0.084 R)
• M8: 5,139,285 km (0.105 R)
• M9: 5,746,054 km (0.038 R)
• M10: 6,587,393 km (0.065 R)
• M11: 7,070,893 km (0.106 R)
• M12: 7,823,221 km (0.093 R)
• M13: 8,973,179 km (0.034 R)
• M14: 11,287,010 km (0.084 R)
• M15: 11,747,023 km (0.116 R)
• M16: 12,219,453 km (0.106 R)
• M17: 12,655,531 km (0.08 R)
• M18: 14,132,062 km (0.098 R)
• M19: 14,667,024 km (0.086 R)
• M20: 18,543,703 km (0.082 R)
• M21: 23,056,323 km (0.074 R)
• M22: 24,480,196 km (0.056 R)
• M23: 25,882,376 km (0.096 R)
• M24: 27,917,955 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 11.9

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.72 AU - 6.72 AU

Year: 6974 Days

Day: 8.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,431,463 km

• M1: 148,102 km (0.099 R)
• M2: 587,172 km (0.114 R)
• M3: 1,189,004 km (0.118 R)
• M4: 2,010,147 km (0.11 R)
• M5: 2,584,902 km (0.114 R)
• M6: 3,038,782 km (0.104 R)
• M7: 3,700,603 km (0.051 R)
• M8: 4,479,110 km (0.098 R)
• M9: 5,647,918 km (0.053 R)
• M10: 6,389,475 km (0.085 R)
• M11: 6,979,788 km (0.115 R)
• M12: 7,446,234 km (0.098 R)
• M13: 9,226,449 km (0.076 R)
• M14: 10,982,877 km (0.081 R)
• M15: 13,278,756 km (0.05 R)
• M16: 14,045,295 km (0.09 R)
• M17: 14,942,733 km (0.113 R)
• M18: 16,252,013 km (0.033 R)
• M19: 17,129,255 km (0.088 R)
• M20: 18,680,735 km (0.064 R)
• M21: 19,889,037 km (0.087 R)
• M22: 20,638,672 km (0.096 R)
• M23: 21,342,231 km (0.115 R)
• M24: 22,327,333 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.1

Radius: 5.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.51 AU - 13.83 AU

Year: 16784 Days

Day: 24.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,431,463 km

• M1: 66,122 km (0.04 R)
• M2: 392,246 km (0.105 R)
• M3: 616,343 km (0.097 R)
• M4: 970,441 km (0.062 R)
• M5: 1,209,648 km (0.073 R)
• M6: 1,999,076 km (0.114 R)
• M7: 2,732,405 km (0.05 R)
• M8: 3,046,710 km (0.106 R)
• M9: 3,495,205 km (0.075 R)
• M10: 3,962,249 km (0.072 R)
• M11: 6,522,018 km (0.114 R)
• M12: 10,011,688 km (0.09 R)
• M13: 10,473,497 km (0.117 R)
• M14: 11,690,176 km (0.096 R)
• M15: 15,108,188 km (0.117 R)
• M16: 16,402,210 km (0.065 R)
• M17: 24,157,064 km (0.047 R)
• M18: 24,486,778 km (0.1 R)
• M19: 26,702,921 km (0.062 R)
• M20: 29,515,660 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.6

Radius: 6.3

Gravity: 11.4 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 10.76 AU - 17.82 AU

Year: 24287 Days

Day: 18.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,431,463 km

• M1: 78,389 km (0.113 R)
• M2: 308,022 km (0.063 R)
• M3: 532,568 km (0.075 R)
• M4: 756,516 km (0.051 R)
• M5: 1,019,360 km (0.04 R)
• M6: 1,418,038 km (0.097 R)
• M7: 1,628,373 km (0.053 R)
• M8: 2,174,555 km (0.099 R)
• M9: 2,988,068 km (0.114 R)
• M10: 3,364,755 km (0.08 R)
• M11: 3,623,410 km (0.098 R)
• M12: 11,812,397 km (0.099 R)
• M13: 13,029,975 km (0.105 R)
• M14: 13,311,518 km (0.062 R)
• M15: 16,111,691 km (0.052 R)
• M16: 19,190,564 km (0.049 R)
• M17: 23,771,850 km (0.116 R)
• M18: 25,156,827 km (0.062 R)
• M19: 29,998,412 km (0.104 R)
• M20: 30,243,304 km (0.118 R)
• M21: 30,986,057 km (0.065 R)
• M22: 35,699,886 km (0.107 R)
• M23: 36,529,406 km (0.072 R)
• M24: 39,387,025 km (0.117 R)
• M25: 39,680,835 km (0.086 R)
• M26: 46,354,546 km (0.069 R)
• M27: 50,041,535 km (0.101 R)
• M28: 52,664,584 km (0.088 R)
• M29: 54,100,275 km (0.063 R)
• M30: 61,277,532 km (0.091 R)
• M31: 63,669,452 km (0.089 R)
• M32: 67,163,460 km (0.108 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: 491 - 13,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit