🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.44 AU - 0.66 AU

Year: 259 Days

Day: 41.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,358,355 km

• M1: 59,989 km (0.054 R)

Asteroid Belt

Center: 1.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.9

Radius: 13.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.84 AU - 2.2 AU

Year: 1825 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,358,355 km

• M1: 170,392 km (0.118 R)
• M2: 904,020 km (0.06 R)
• M3: 1,754,185 km (0.1 R)
• M4: 2,804,511 km (0.102 R)
• M5: 3,823,422 km (0.077 R)
• M6: 4,920,872 km (0.086 R)
• M7: 5,864,685 km (0.114 R)
• M8: 6,691,513 km (0.089 R)
• M9: 7,873,785 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.3

Radius: 8.8

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.84 AU - 2.2 AU

Year: 1825 Days

Day: 14.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,358,355 km

• M1: 116,088 km (0.044 R)
• M2: 544,387 km (0.113 R)
• M3: 881,879 km (0.064 R)
• M4: 1,473,090 km (0.06 R)
• M5: 2,012,091 km (0.077 R)
• M6: 2,755,742 km (0.075 R)
• M7: 3,184,789 km (0.104 R)
• M8: 4,711,735 km (0.105 R)
• M9: 5,081,540 km (0.107 R)
• M10: 6,906,186 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.9

Radius: 11.5

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.96 AU - 5.84 AU

Year: 7979 Days

Day: 6 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,358,355 km

• M1: 143,165 km (0.1 R)
• M2: 505,042 km (0.107 R)
• M3: 922,271 km (0.113 R)
• M4: 1,412,802 km (0.049 R)
• M5: 2,173,059 km (0.102 R)
• M6: 3,718,554 km (0.07 R)
• M7: 7,069,696 km (0.083 R)
• M8: 8,518,103 km (0.094 R)
• M9: 9,312,467 km (0.097 R)
• M10: 13,393,797 km (0.087 R)
• M11: 14,467,760 km (0.101 R)
• M12: 15,025,760 km (0.087 R)
• M13: 16,517,251 km (0.086 R)
• M14: 17,822,043 km (0.113 R)
• M15: 18,973,199 km (0.119 R)
• M16: 22,229,944 km (0.09 R)
• M17: 25,037,448 km (0.088 R)
• M18: 30,732,938 km (0.104 R)
• M19: 32,702,543 km (0.095 R)
• M20: 33,234,663 km (0.062 R)
• M21: 33,989,085 km (0.074 R)
• M22: 34,644,922 km (0.032 R)
• M23: 35,086,685 km (0.117 R)
• M24: 40,077,120 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.3

Radius: 4.8

Gravity: 30.61 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.01 AU - 6.47 AU

Year: 9911 Days

Day: 21.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 105.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,358,355 km

• M1: 59,690 km (0.079 R)
• M2: 287,527 km (0.105 R)
• M3: 498,460 km (0.099 R)
• M4: 943,813 km (0.107 R)
• M5: 1,396,496 km (0.099 R)
• M6: 2,102,448 km (0.069 R)
• M7: 2,377,260 km (0.098 R)
• M8: 2,759,482 km (0.035 R)
• M9: 2,998,839 km (0.103 R)
• M10: 3,933,826 km (0.102 R)
• M11: 5,508,044 km (0.071 R)
• M12: 5,678,586 km (0.049 R)
• M13: 6,661,743 km (0.041 R)
• M14: 7,053,091 km (0.073 R)
• M15: 8,408,597 km (0.069 R)
• M16: 9,979,225 km (0.106 R)
• M17: 10,387,478 km (0.112 R)
• M18: 11,346,849 km (0.105 R)
• M19: 11,567,805 km (0.108 R)
• M20: 15,236,094 km (0.112 R)
• M21: 19,849,842 km (0.111 R)
• M22: 22,169,357 km (0.096 R)
• M23: 22,428,012 km (0.115 R)
• M24: 27,437,147 km (0.111 R)
• M25: 28,237,346 km (0.084 R)
• M26: 32,918,862 km (0.12 R)
• M27: 37,356,832 km (0.088 R)
• M28: 44,325,400 km (0.098 R)
• M29: 44,598,865 km (0.109 R)
• M30: 47,253,779 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.5

Radius: 4.3

Gravity: 27.88 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.66 AU - 6.88 AU

Year: 11200 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,358,355 km

• M1: 53,556 km (0.108 R)
• M2: 224,995 km (0.094 R)
• M3: 670,797 km (0.078 R)
• M4: 1,009,038 km (0.066 R)
• M5: 1,163,722 km (0.103 R)
• M6: 1,665,772 km (0.07 R)
• M7: 1,835,117 km (0.101 R)
• M8: 2,084,497 km (0.095 R)
• M9: 2,244,716 km (0.096 R)
• M10: 2,510,551 km (0.113 R)
• M11: 2,904,293 km (0.049 R)
• M12: 5,055,361 km (0.074 R)
• M13: 6,619,407 km (0.105 R)
• M14: 7,006,267 km (0.114 R)
• M15: 13,803,396 km (0.085 R)
• M16: 15,149,627 km (0.081 R)
• M17: 15,820,573 km (0.059 R)
• M18: 16,301,830 km (0.054 R)
• M19: 17,583,883 km (0.067 R)
• M20: 19,240,530 km (0.068 R)
• M21: 21,663,118 km (0.067 R)
• M22: 23,475,047 km (0.069 R)
• M23: 24,554,546 km (0.109 R)
• M24: 28,491,962 km (0.057 R)
• M25: 29,306,372 km (0.066 R)
• M26: 29,823,233 km (0.042 R)
• M27: 31,410,167 km (0.112 R)
• M28: 31,951,412 km (0.098 R)
• M29: 33,387,702 km (0.106 R)
• M30: 35,680,588 km (0.095 R)
• M31: 42,522,896 km (0.086 R)
• M32: 43,185,016 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.6

Radius: 5.8

Gravity: 19.22 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.79 AU - 7.95 AU

Year: 12721 Days

Day: 19.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,358,355 km

• M1: 72,106 km (0.117 R)
• M2: 1,193,941 km (0.12 R)
• M3: 1,389,166 km (0.065 R)
• M4: 1,746,555 km (0.092 R)
• M5: 2,538,676 km (0.118 R)
• M6: 2,933,165 km (0.091 R)
• M7: 3,653,778 km (0.067 R)
• M8: 4,455,473 km (0.05 R)
• M9: 5,129,561 km (0.117 R)
• M10: 5,615,306 km (0.1 R)
• M11: 8,657,378 km (0.092 R)
• M12: 11,744,031 km (0.076 R)
• M13: 14,728,808 km (0.116 R)
• M14: 16,358,527 km (0.103 R)
• M15: 24,465,385 km (0.063 R)
• M16: 29,047,119 km (0.107 R)
• M17: 29,263,139 km (0.096 R)
• M18: 31,482,124 km (0.09 R)
• M19: 33,100,474 km (0.102 R)
• M20: 36,376,667 km (0.101 R)
• M21: 43,002,806 km (0.112 R)
• M22: 51,803,199 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.3

Radius: 4.2

Gravity: 49.17 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.1 AU - 11.84 AU

Year: 21540 Days

Day: 20.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,358,355 km

• M1: 52,210 km (0.033 R)
• M2: 217,067 km (0.108 R)
• M3: 433,535 km (0.088 R)
• M4: 713,133 km (0.102 R)
• M5: 1,010,833 km (0.095 R)
• M6: 1,202,916 km (0.088 R)
• M7: 1,370,616 km (0.116 R)
• M8: 2,433,060 km (0.071 R)
• M9: 3,046,860 km (0.077 R)
• M10: 3,509,865 km (0.101 R)
• M11: 3,695,067 km (0.109 R)
• M12: 3,919,315 km (0.116 R)
• M13: 4,832,759 km (0.067 R)
• M14: 6,053,179 km (0.094 R)
• M15: 6,829,143 km (0.087 R)
• M16: 8,034,303 km (0.086 R)
• M17: 11,996,852 km (0.027 R)
• M18: 13,066,925 km (0.04 R)
• M19: 14,829,039 km (0.1 R)
• M20: 15,313,436 km (0.071 R)
• M21: 18,168,063 km (0.115 R)
• M22: 18,816,121 km (0.048 R)
• M23: 22,924,228 km (0.088 R)
• M24: 24,120,113 km (0.103 R)
• M25: 28,324,262 km (0.03 R)
• M26: 29,446,695 km (0.11 R)
• M27: 31,913,115 km (0.119 R)
• M28: 38,901,729 km (0.051 R)
• M29: 41,387,448 km (0.065 R)
• M30: 46,500,703 km (0.044 R)
• M31: 48,587,892 km (0.102 R)
• M32: 55,415,390 km (0.094 R)
• M33: 61,193,308 km (0.113 R)
• M34: 64,333,517 km (0.074 R)
• M35: 66,268,266 km (0.077 R)
• M36: 68,241,462 km (0.104 R)
• M37: 76,049,125 km (0.119 R)
• M38: 76,526,192 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.3

Radius: 7.3

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.19 AU - 13.41 AU

Year: 22567 Days

Day: 16.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,358,355 km

• M1: 91,404 km (0.094 R)
• M2: 1,376,151 km (0.119 R)
• M3: 2,202,829 km (0.084 R)
• M4: 2,888,884 km (0.067 R)
• M5: 7,487,972 km (0.104 R)
• M6: 7,738,399 km (0.069 R)
• M7: 8,150,690 km (0.1 R)
• M8: 11,927,289 km (0.054 R)
• M9: 13,629,264 km (0.108 R)
• M10: 14,850,132 km (0.105 R)
• M11: 18,489,848 km (0.049 R)
• M12: 18,948,216 km (0.093 R)
• M13: 19,792,546 km (0.074 R)
• M14: 24,175,016 km (0.029 R)
• M15: 28,308,555 km (0.105 R)
• M16: 34,245,047 km (0.091 R)
• M17: 35,637,055 km (0.103 R)
• M18: 36,204,330 km (0.036 R)
• M19: 43,488,101 km (0.11 R)
• M20: 48,851,035 km (0.099 R)
• M21: 49,375,376 km (0.074 R)
• M22: 52,053,327 km (0.098 R)
• M23: 58,478,705 km (0.104 R)
• M24: 59,267,684 km (0.111 R)
• M25: 62,085,211 km (0.091 R)
• M26: 67,120,825 km (0.098 R)
• M27: 71,519,600 km (0.093 R)
• M28: 73,103,543 km (0.092 R)
• M29: 78,711,518 km (0.065 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 20,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit