🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.46 AU - 0.54 AU

Year: 136 Days

Day: 20.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.42 AU - 4.34 AU

Year: 2943 Days

Day: 37.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.6

Radius: 14.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.65 AU - 6.43 AU

Year: 5020 Days

Day: 10.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,554,958 km

• M1: 179,368 km (0.097 R)
• M2: 658,530 km (0.065 R)
• M3: 1,188,854 km (0.053 R)
• M4: 1,958,236 km (0.1 R)
• M5: 3,136,170 km (0.109 R)
• M6: 3,669,636 km (0.086 R)
• M7: 4,404,311 km (0.086 R)
• M8: 6,566,150 km (0.108 R)
• M9: 7,480,342 km (0.114 R)
• M10: 8,515,111 km (0.047 R)
• M11: 9,204,159 km (0.106 R)
• M12: 10,307,293 km (0.112 R)
• M13: 10,869,033 km (0.04 R)
• M14: 12,243,838 km (0.047 R)
• M15: 12,775,957 km (0.101 R)
• M16: 13,834,961 km (0.043 R)
• M17: 14,734,493 km (0.092 R)
• M18: 17,485,747 km (0.062 R)
• M19: 18,790,989 km (0.051 R)
• M20: 21,386,063 km (0.103 R)
• M21: 22,159,185 km (0.115 R)
• M22: 25,129,151 km (0.059 R)
• M23: 26,388,167 km (0.074 R)
• M24: 26,952,151 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.3

Radius: 11.6

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.72 AU - 7.02 AU

Year: 5476 Days

Day: 11.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,554,958 km

• M1: 144,212 km (0.066 R)
• M2: 575,054 km (0.102 R)
• M3: 948,151 km (0.108 R)
• M4: 1,447,509 km (0.067 R)
• M5: 2,693,809 km (0.066 R)
• M6: 3,428,783 km (0.096 R)
• M7: 5,296,961 km (0.081 R)
• M8: 6,207,713 km (0.115 R)
• M9: 7,054,736 km (0.061 R)
• M10: 8,486,388 km (0.078 R)
• M11: 9,055,907 km (0.088 R)
• M12: 9,449,499 km (0.082 R)
• M13: 11,319,772 km (0.082 R)
• M14: 12,294,402 km (0.083 R)
• M15: 13,475,776 km (0.1 R)
• M16: 15,387,637 km (0.092 R)
• M17: 17,656,139 km (0.114 R)
• M18: 23,800,423 km (0.095 R)
• M19: 24,476,306 km (0.033 R)
• M20: 25,631,052 km (0.097 R)
• M21: 26,661,033 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 13.6

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.02 AU - 7.16 AU

Year: 6513 Days

Day: 5.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,554,958 km

• M1: 169,195 km (0.025 R)
• M2: 678,875 km (0.031 R)
• M3: 1,117,197 km (0.116 R)
• M4: 1,767,499 km (0.09 R)
• M5: 2,228,559 km (0.115 R)
• M6: 3,295,940 km (0.11 R)
• M7: 3,841,524 km (0.107 R)
• M8: 4,627,810 km (0.081 R)
• M9: 5,343,636 km (0.08 R)
• M10: 7,137,165 km (0.088 R)
• M11: 8,094,442 km (0.106 R)
• M12: 9,135,643 km (0.09 R)
• M13: 10,956,548 km (0.059 R)
• M14: 11,729,071 km (0.084 R)
• M15: 12,230,224 km (0.112 R)
• M16: 16,519,345 km (0.082 R)
• M17: 19,344,650 km (0.098 R)
• M18: 21,201,459 km (0.056 R)
• M19: 23,018,325 km (0.054 R)
• M20: 26,615,705 km (0.105 R)
• M21: 27,307,895 km (0.068 R)
• M22: 28,368,543 km (0.041 R)
• M23: 32,103,105 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.2

Radius: 8.5

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.33 AU - 7.91 AU

Year: 7315 Days

Day: 7.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,554,958 km

• M1: 105,766 km (0.1 R)
• M2: 420,669 km (0.117 R)
• M3: 688,150 km (0.071 R)
• M4: 1,056,909 km (0.086 R)
• M5: 1,435,092 km (0.09 R)
• M6: 1,916,349 km (0.117 R)
• M7: 2,484,521 km (0.093 R)
• M8: 3,305,515 km (0.079 R)
• M9: 4,271,169 km (0.04 R)
• M10: 5,326,283 km (0.106 R)
• M11: 7,677,812 km (0.112 R)
• M12: 8,649,150 km (0.071 R)
• M13: 9,876,003 km (0.097 R)
• M14: 11,903,054 km (0.049 R)
• M15: 13,040,596 km (0.074 R)
• M16: 14,305,745 km (0.095 R)
• M17: 16,260,989 km (0.11 R)
• M18: 23,660,250 km (0.099 R)
• M19: 25,452,582 km (0.084 R)
• M20: 26,725,360 km (0.081 R)
• M21: 28,758,545 km (0.107 R)
• M22: 31,274,332 km (0.086 R)
• M23: 32,832,544 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.4

Radius: 7.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 12.64 AU - 15.76 AU

Year: 20602 Days

Day: 20.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,554,958 km

• M1: 100,530 km (0.119 R)
• M2: 419,323 km (0.064 R)
• M3: 1,063,042 km (0.109 R)
• M4: 2,005,210 km (0.075 R)
• M5: 2,446,224 km (0.085 R)
• M6: 3,190,474 km (0.107 R)
• M7: 4,019,096 km (0.119 R)
• M8: 4,656,982 km (0.076 R)
• M9: 5,538,113 km (0.112 R)
• M10: 6,485,816 km (0.115 R)
• M11: 7,405,693 km (0.066 R)
• M12: 7,988,526 km (0.054 R)
• M13: 8,267,826 km (0.082 R)
• M14: 8,747,586 km (0.086 R)
• M15: 11,904,400 km (0.049 R)
• M16: 17,791,376 km (0.1 R)
• M17: 26,585,038 km (0.103 R)
• M18: 28,918,166 km (0.096 R)
• M19: 29,466,741 km (0.049 R)
• M20: 31,847,292 km (0.107 R)
• M21: 35,092,519 km (0.113 R)
• M22: 39,753,241 km (0.105 R)
• M23: 40,842,313 km (0.041 R)
• M24: 44,518,980 km (0.117 R)
• M25: 45,397,568 km (0.1 R)
• M26: 47,341,144 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.4

Radius: 6.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 15.51 AU - 18.31 AU

Year: 26772 Days

Day: 15.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,554,958 km

• M1: 87,515 km (0.083 R)
• M2: 325,824 km (0.11 R)
• M3: 831,315 km (0.078 R)
• M4: 1,214,436 km (0.102 R)
• M5: 1,968,259 km (0.096 R)
• M6: 2,394,314 km (0.108 R)
• M7: 3,929,637 km (0.09 R)
• M8: 5,536,916 km (0.112 R)
• M9: 6,184,526 km (0.047 R)
• M10: 6,588,440 km (0.091 R)
• M11: 6,881,652 km (0.115 R)
• M12: 7,227,223 km (0.113 R)
• M13: 8,285,628 km (0.071 R)
• M14: 14,522,064 km (0.084 R)
• M15: 18,242,563 km (0.115 R)
• M16: 18,654,555 km (0.088 R)
• M17: 22,084,685 km (0.118 R)
• M18: 22,932,007 km (0.072 R)
• M19: 24,591,347 km (0.06 R)
• M20: 29,030,963 km (0.041 R)
• M21: 30,391,256 km (0.099 R)
• M22: 33,116,181 km (0.081 R)
• M23: 36,909,535 km (0.047 R)
• M24: 39,730,801 km (0.052 R)
• M25: 56,534,531 km (0.091 R)
• M26: 58,829,961 km (0.108 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 12,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit