🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.71 AU - 0.79 AU

Year: 243 Days

Day: 34.1 Hours

Environment

Temp: 86 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,680,989 km

• M1: 47,273 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.89 AU - 3.19 AU

Year: 1986 Days

Day: 21 Hours

Environment

Temp: -112 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,680,989 km

• M1: 49,517 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.5

Radius: 12.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.38 AU - 9.12 AU

Year: 8085 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,680,989 km

• M1: 152,141 km (0.028 R)
• M2: 624,870 km (0.064 R)
• M3: 1,224,758 km (0.103 R)
• M4: 1,676,394 km (0.114 R)
• M5: 2,869,287 km (0.065 R)
• M6: 3,503,582 km (0.113 R)
• M7: 4,432,735 km (0.109 R)
• M8: 5,225,005 km (0.076 R)
• M9: 7,980,747 km (0.054 R)
• M10: 10,576,869 km (0.112 R)
• M11: 11,390,681 km (0.101 R)
• M12: 13,635,846 km (0.056 R)
• M13: 15,069,293 km (0.073 R)
• M14: 18,233,587 km (0.091 R)
• M15: 18,915,903 km (0.05 R)
• M16: 20,769,570 km (0.111 R)
• M17: 24,835,341 km (0.079 R)
• M18: 25,252,420 km (0.11 R)
• M19: 25,843,930 km (0.06 R)
• M20: 26,444,715 km (0.115 R)
• M21: 29,125,658 km (0.066 R)
• M22: 31,884,841 km (0.106 R)
• M23: 32,975,559 km (0.076 R)
• M24: 33,682,559 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54

Radius: 8.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.95 AU - 12.23 AU

Year: 14786 Days

Day: 11 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,680,989 km

• M1: 387,608 km (0.063 R)
• M2: 742,155 km (0.104 R)
• M3: 1,689,259 km (0.117 R)
• M4: 2,842,210 km (0.107 R)
• M5: 4,594,749 km (0.095 R)
• M6: 6,840,961 km (0.099 R)
• M7: 9,137,737 km (0.117 R)
• M8: 9,611,962 km (0.095 R)
• M9: 19,798,081 km (0.084 R)
• M10: 23,759,134 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.1

Radius: 5.5

Gravity: 24.93 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 13.13 AU - 15.33 AU

Year: 20116 Days

Day: 19.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,680,989 km

• M1: 69,563 km (0.103 R)
• M2: 350,657 km (0.104 R)
• M3: 643,720 km (0.105 R)
• M4: 1,421,629 km (0.078 R)
• M5: 2,030,342 km (0.1 R)
• M6: 4,530,272 km (0.097 R)
• M7: 5,579,253 km (0.078 R)
• M8: 6,160,291 km (0.064 R)
• M9: 6,965,576 km (0.037 R)
• M10: 7,638,916 km (0.115 R)
• M11: 8,301,934 km (0.109 R)
• M12: 16,088,204 km (0.1 R)
• M13: 16,835,146 km (0.103 R)
• M14: 17,345,873 km (0.071 R)
• M15: 30,346,526 km (0.112 R)
• M16: 34,251,779 km (0.065 R)
• M17: 39,811,883 km (0.112 R)
• M18: 44,962,538 km (0.106 R)
• M19: 51,601,392 km (0.063 R)
• M20: 55,995,381 km (0.058 R)
• M21: 62,232,864 km (0.079 R)
• M22: 66,568,509 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348

Radius: 5.9

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 14.3 AU - 19.14 AU

Year: 25620 Days

Day: 19.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,680,989 km

• M1: 73,901 km (0.101 R)
• M2: 350,209 km (0.092 R)
• M3: 595,699 km (0.088 R)
• M4: 943,813 km (0.094 R)
• M5: 3,301,027 km (0.085 R)
• M6: 4,686,303 km (0.111 R)
• M7: 5,040,102 km (0.061 R)
• M8: 6,856,519 km (0.116 R)
• M9: 7,173,816 km (0.029 R)
• M10: 8,336,192 km (0.108 R)
• M11: 9,123,376 km (0.037 R)
• M12: 10,663,635 km (0.117 R)
• M13: 13,532,025 km (0.103 R)
• M14: 13,959,277 km (0.114 R)
• M15: 19,810,498 km (0.113 R)
• M16: 20,084,561 km (0.067 R)
• M17: 21,206,396 km (0.116 R)
• M18: 21,977,124 km (0.106 R)
• M19: 22,766,402 km (0.03 R)
• M20: 25,247,483 km (0.106 R)
• M21: 26,663,876 km (0.038 R)
• M22: 27,448,068 km (0.102 R)
• M23: 30,253,626 km (0.111 R)
• M24: 34,283,942 km (0.052 R)
• M25: 36,838,625 km (0.084 R)
• M26: 37,114,633 km (0.105 R)
• M27: 39,086,034 km (0.084 R)
• M28: 39,373,262 km (0.118 R)
• M29: 48,658,802 km (0.106 R)
• M30: 49,997,553 km (0.028 R)
• M31: 56,692,656 km (0.117 R)
• M32: 58,174,573 km (0.096 R)
• M33: 68,232,636 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.9

Radius: 6.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 15.07 AU - 18.49 AU

Year: 25758 Days

Day: 18 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,680,989 km

• M1: 84,972 km (0.082 R)
• M2: 519,853 km (0.116 R)
• M3: 4,592,505 km (0.105 R)
• M4: 7,366,947 km (0.05 R)
• M5: 9,057,702 km (0.048 R)
• M6: 10,335,567 km (0.11 R)
• M7: 13,361,035 km (0.055 R)
• M8: 14,446,816 km (0.115 R)
• M9: 16,250,817 km (0.078 R)
• M10: 18,784,406 km (0.04 R)
• M11: 22,141,382 km (0.027 R)
• M12: 22,472,592 km (0.08 R)
• M13: 28,818,384 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.8

Radius: 7.1

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 16.6 AU - 19.64 AU

Year: 28905 Days

Day: 21.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,680,989 km

• M1: 116,686 km (0.038 R)
• M2: 356,043 km (0.044 R)
• M3: 729,439 km (0.106 R)
• M4: 2,694,407 km (0.053 R)
• M5: 4,478,661 km (0.114 R)
• M6: 6,339,509 km (0.087 R)
• M7: 8,500,151 km (0.061 R)
• M8: 10,599,308 km (0.109 R)
• M9: 12,245,782 km (0.069 R)
• M10: 13,311,667 km (0.092 R)
• M11: 14,592,823 km (0.115 R)
• M12: 24,817,988 km (0.12 R)
• M13: 26,635,153 km (0.103 R)
• M14: 31,954,853 km (0.1 R)
• M15: 51,349,469 km (0.107 R)
• M16: 58,510,121 km (0.119 R)
• M17: 60,700,682 km (0.085 R)
• M18: 75,935,580 km (0.096 R)
• M19: 80,958,628 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 18,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit