🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.44 AU - 0.62 AU

Year: 249 Days

Day: 23.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,622,599 km

• M1: 378,632 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.5

Radius: 14.5

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.73 AU - 0.77 AU

Year: 419 Days

Day: 12.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,622,599 km

• M1: 180,265 km (0.113 R)
• M2: 669,899 km (0.063 R)
• M3: 2,023,012 km (0.065 R)
• M4: 2,475,246 km (0.111 R)
• M5: 3,208,426 km (0.114 R)
• M6: 3,909,441 km (0.058 R)
• M7: 5,586,433 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 13.8

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.11 AU - 1.53 AU

Year: 979 Days

Day: 12.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,622,599 km

• M1: 171,738 km (0.042 R)
• M2: 695,032 km (0.085 R)
• M3: 1,192,145 km (0.097 R)
• M4: 1,692,550 km (0.11 R)
• M5: 2,510,701 km (0.101 R)
• M6: 3,893,733 km (0.084 R)
• M7: 4,630,802 km (0.084 R)
• M8: 6,603,549 km (0.097 R)
• M9: 8,028,170 km (0.104 R)
• M10: 8,572,407 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.9

Radius: 11.4

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.27 AU - 1.41 AU

Year: 1002 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,622,599 km

• M1: 141,819 km (0.072 R)
• M2: 505,790 km (0.07 R)
• M3: 863,030 km (0.108 R)
• M4: 1,460,374 km (0.1 R)
• M5: 2,363,497 km (0.089 R)
• M6: 4,766,936 km (0.098 R)
• M7: 5,830,427 km (0.093 R)
• M8: 7,664,348 km (0.095 R)
• M9: 8,139,171 km (0.036 R)
• M10: 8,606,814 km (0.089 R)
• M11: 9,511,133 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.4

Radius: 12.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.6 AU - 2.24 AU

Year: 1718 Days

Day: 9.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,622,599 km

• M1: 159,322 km (0.085 R)
• M2: 572,212 km (0.092 R)
• M3: 1,033,272 km (0.111 R)
• M4: 1,557,314 km (0.117 R)
• M5: 1,961,078 km (0.092 R)
• M6: 2,973,407 km (0.115 R)
• M7: 3,400,808 km (0.104 R)
• M8: 4,253,516 km (0.089 R)
• M9: 4,663,265 km (0.065 R)
• M10: 5,917,793 km (0.11 R)
• M11: 8,666,653 km (0.074 R)
• M12: 9,236,921 km (0.027 R)
• M13: 9,672,998 km (0.093 R)
• M14: 10,155,601 km (0.107 R)
• M15: 10,586,892 km (0.103 R)
• M16: 11,064,857 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.9

Radius: 13.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.01 AU - 2.17 AU

Year: 1951 Days

Day: 10 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,622,599 km

• M1: 169,943 km (0.073 R)
• M2: 674,686 km (0.091 R)
• M3: 1,194,689 km (0.113 R)
• M4: 1,780,215 km (0.112 R)
• M5: 2,370,677 km (0.099 R)
• M6: 2,998,241 km (0.082 R)
• M7: 3,717,507 km (0.118 R)
• M8: 4,468,937 km (0.101 R)
• M9: 5,928,564 km (0.068 R)
• M10: 7,175,462 km (0.098 R)
• M11: 8,220,403 km (0.081 R)
• M12: 9,265,195 km (0.084 R)
• M13: 10,044,450 km (0.116 R)
• M14: 10,757,284 km (0.091 R)
• M15: 13,141,275 km (0.115 R)
• M16: 15,953,715 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.8

Radius: 11.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.88 AU - 3.76 AU

Year: 3906 Days

Day: 8.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,622,599 km

• M1: 138,079 km (0.072 R)
• M2: 560,244 km (0.066 R)
• M3: 911,350 km (0.108 R)
• M4: 2,376,362 km (0.053 R)
• M5: 3,280,681 km (0.104 R)
• M6: 4,271,767 km (0.037 R)
• M7: 4,872,103 km (0.056 R)
• M8: 6,663,837 km (0.057 R)
• M9: 7,660,757 km (0.111 R)
• M10: 10,487,708 km (0.047 R)
• M11: 11,623,306 km (0.11 R)
• M12: 12,749,329 km (0.1 R)
• M13: 13,994,282 km (0.096 R)
• M14: 16,885,860 km (0.072 R)
• M15: 19,552,442 km (0.051 R)
• M16: 20,521,088 km (0.081 R)
• M17: 20,892,390 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992

Radius: 5.4

Gravity: 34.02 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.34 AU - 8.3 AU

Year: 14120 Days

Day: 17.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,622,599 km

• M1: 71,807 km (0.068 R)
• M2: 246,388 km (0.084 R)
• M3: 557,402 km (0.055 R)
• M4: 1,564,046 km (0.094 R)
• M5: 2,451,311 km (0.066 R)
• M6: 3,274,997 km (0.098 R)
• M7: 3,493,110 km (0.115 R)
• M8: 3,928,141 km (0.049 R)
• M9: 4,111,847 km (0.105 R)
• M10: 10,567,145 km (0.102 R)
• M11: 13,788,286 km (0.034 R)
• M12: 15,392,424 km (0.116 R)
• M13: 24,471,818 km (0.059 R)
• M14: 24,678,562 km (0.109 R)
• M15: 25,944,011 km (0.047 R)
• M16: 26,592,817 km (0.101 R)
• M17: 27,922,443 km (0.079 R)
• M18: 29,999,310 km (0.025 R)
• M19: 30,954,492 km (0.051 R)
• M20: 34,978,525 km (0.055 R)
• M21: 46,060,586 km (0.099 R)
• M22: 57,063,809 km (0.075 R)
• M23: 61,723,184 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.7

Radius: 3.9

Gravity: 45.74 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.71 AU - 10.31 AU

Year: 20449 Days

Day: 18.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,622,599 km

• M1: 51,312 km (0.061 R)
• M2: 500,854 km (0.064 R)
• M3: 1,161,627 km (0.104 R)
• M4: 1,304,793 km (0.077 R)
• M5: 1,960,031 km (0.026 R)
• M6: 2,227,961 km (0.039 R)
• M7: 3,097,424 km (0.088 R)
• M8: 3,289,657 km (0.117 R)
• M9: 3,578,082 km (0.118 R)
• M10: 5,394,948 km (0.05 R)
• M11: 6,611,627 km (0.087 R)
• M12: 9,629,316 km (0.098 R)
• M13: 10,956,099 km (0.102 R)
• M14: 11,145,939 km (0.031 R)
• M15: 14,566,494 km (0.046 R)
• M16: 19,169,920 km (0.078 R)
• M17: 20,099,521 km (0.089 R)
• M18: 22,758,773 km (0.074 R)
• M19: 23,906,189 km (0.066 R)
• M20: 25,532,317 km (0.081 R)
• M21: 27,930,670 km (0.115 R)
• M22: 30,599,796 km (0.113 R)
• M23: 31,102,594 km (0.051 R)
• M24: 32,513,900 km (0.088 R)
• M25: 35,325,892 km (0.076 R)
• M26: 38,732,983 km (0.062 R)
• M27: 47,520,811 km (0.059 R)
• M28: 50,081,627 km (0.067 R)
• M29: 50,955,279 km (0.106 R)
• M30: 51,839,103 km (0.103 R)
• M31: 53,819,330 km (0.065 R)
• M32: 68,895,803 km (0.077 R)
• M33: 69,542,515 km (0.116 R)
• M34: 73,060,608 km (0.061 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 16,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit