🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.55 AU - 0.75 AU

Year: 344 Days

Day: 41.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,513,233 km

• M1: 39,195 km (0.042 R)
• M2: 204,650 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.9

Radius: 10.4

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.62 AU - 2.2 AU

Year: 1732 Days

Day: 13.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,513,233 km

• M1: 129,402 km (0.118 R)
• M2: 472,430 km (0.082 R)
• M3: 837,598 km (0.099 R)
• M4: 1,220,419 km (0.069 R)
• M5: 1,662,182 km (0.076 R)
• M6: 2,638,607 km (0.112 R)
• M7: 3,183,891 km (0.112 R)
• M8: 3,802,927 km (0.095 R)
• M9: 4,558,846 km (0.114 R)
• M10: 5,302,646 km (0.103 R)
• M11: 5,658,240 km (0.09 R)
• M12: 6,173,306 km (0.108 R)
• M13: 7,297,534 km (0.093 R)
• M14: 8,138,872 km (0.081 R)
• M15: 9,553,021 km (0.088 R)
• M16: 10,216,338 km (0.081 R)
• M17: 10,628,929 km (0.079 R)
• M18: 11,635,124 km (0.099 R)
• M19: 13,629,264 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.4

Radius: 13.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.61 AU - 2.23 AU

Year: 1745 Days

Day: 10.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,513,233 km

• M1: 172,935 km (0.111 R)
• M2: 1,709,305 km (0.114 R)
• M3: 2,781,473 km (0.026 R)
• M4: 3,868,152 km (0.074 R)
• M5: 4,446,946 km (0.072 R)
• M6: 5,779,564 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 12.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.67 AU - 2.79 AU

Year: 2185 Days

Day: 6.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,513,233 km

• M1: 161,416 km (0.097 R)
• M2: 609,013 km (0.11 R)
• M3: 1,040,154 km (0.057 R)
• M4: 1,536,520 km (0.105 R)
• M5: 2,118,306 km (0.116 R)
• M6: 2,627,387 km (0.104 R)
• M7: 3,042,671 km (0.084 R)
• M8: 4,141,916 km (0.096 R)
• M9: 5,304,441 km (0.113 R)
• M10: 5,900,140 km (0.093 R)
• M11: 6,540,269 km (0.11 R)
• M12: 7,779,089 km (0.081 R)
• M13: 8,581,532 km (0.118 R)
• M14: 9,609,569 km (0.12 R)
• M15: 10,979,885 km (0.093 R)
• M16: 12,191,030 km (0.113 R)
• M17: 12,892,195 km (0.066 R)
• M18: 13,795,018 km (0.099 R)
• M19: 14,556,471 km (0.107 R)
• M20: 14,970,857 km (0.103 R)
• M21: 16,607,907 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.7

Radius: 8.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.05 AU - 6.43 AU

Year: 7869 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,513,233 km

• M1: 110,104 km (0.12 R)
• M2: 527,332 km (0.092 R)
• M3: 825,780 km (0.119 R)
• M4: 1,145,471 km (0.069 R)
• M5: 2,172,909 km (0.074 R)
• M6: 2,446,972 km (0.104 R)
• M7: 3,872,042 km (0.1 R)
• M8: 5,445,961 km (0.058 R)
• M9: 8,214,718 km (0.058 R)
• M10: 11,992,513 km (0.105 R)
• M11: 12,276,300 km (0.068 R)
• M12: 13,405,465 km (0.092 R)
• M13: 14,125,929 km (0.051 R)
• M14: 15,420,549 km (0.062 R)
• M15: 16,268,918 km (0.118 R)
• M16: 18,557,017 km (0.091 R)
• M17: 19,712,362 km (0.117 R)
• M18: 20,914,830 km (0.054 R)
• M19: 21,953,787 km (0.054 R)
• M20: 22,307,586 km (0.12 R)
• M21: 25,122,569 km (0.067 R)
• M22: 26,455,187 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.9

Radius: 8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.73 AU - 7.41 AU

Year: 11047 Days

Day: 21.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,513,233 km

• M1: 135,835 km (0.115 R)
• M2: 641,326 km (0.07 R)
• M3: 1,140,235 km (0.031 R)
• M4: 1,821,354 km (0.119 R)
• M5: 2,900,852 km (0.075 R)
• M6: 3,348,898 km (0.057 R)
• M7: 5,288,434 km (0.099 R)
• M8: 7,688,283 km (0.102 R)
• M9: 9,209,843 km (0.107 R)
• M10: 9,597,751 km (0.117 R)
• M11: 11,954,815 km (0.053 R)
• M12: 12,837,143 km (0.105 R)
• M13: 15,441,642 km (0.102 R)
• M14: 18,514,532 km (0.108 R)
• M15: 25,248,530 km (0.117 R)
• M16: 26,094,357 km (0.096 R)
• M17: 27,398,252 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.3

Radius: 5.3

Gravity: 28.42 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.75 AU - 8.51 AU

Year: 12489 Days

Day: 22.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 56.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,513,233 km

• M1: 71,657 km (0.063 R)
• M2: 279,299 km (0.112 R)
• M3: 526,435 km (0.04 R)
• M4: 749,485 km (0.085 R)
• M5: 1,789,939 km (0.078 R)
• M6: 2,034,980 km (0.079 R)
• M7: 2,702,336 km (0.088 R)
• M8: 3,558,933 km (0.104 R)
• M9: 4,242,446 km (0.084 R)
• M10: 4,809,721 km (0.086 R)
• M11: 5,828,183 km (0.099 R)
• M12: 6,691,214 km (0.079 R)
• M13: 8,521,544 km (0.027 R)
• M14: 8,864,272 km (0.094 R)
• M15: 9,114,699 km (0.088 R)
• M16: 14,538,370 km (0.034 R)
• M17: 14,746,760 km (0.102 R)
• M18: 20,022,927 km (0.098 R)
• M19: 20,280,983 km (0.103 R)
• M20: 20,891,791 km (0.117 R)
• M21: 22,704,469 km (0.102 R)
• M22: 22,891,167 km (0.116 R)
• M23: 24,033,945 km (0.117 R)
• M24: 25,615,943 km (0.074 R)
• M25: 29,205,544 km (0.071 R)
• M26: 29,984,051 km (0.079 R)
• M27: 31,815,278 km (0.05 R)
• M28: 46,916,136 km (0.116 R)
• M29: 57,975,458 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.5

Radius: 3.8

Gravity: 47.82 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.15 AU - 10.89 AU

Year: 17771 Days

Day: 24.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,513,233 km

• M1: 49,966 km (0.1 R)
• M2: 184,903 km (0.051 R)
• M3: 451,337 km (0.046 R)
• M4: 602,580 km (0.069 R)
• M5: 893,548 km (0.11 R)
• M6: 1,610,720 km (0.058 R)
• M7: 2,966,077 km (0.077 R)
• M8: 3,146,791 km (0.107 R)
• M9: 3,975,264 km (0.065 R)
• M10: 4,291,813 km (0.045 R)
• M11: 5,533,326 km (0.088 R)
• M12: 10,537,973 km (0.109 R)
• M13: 15,963,140 km (0.095 R)
• M14: 18,175,244 km (0.036 R)
• M15: 20,305,966 km (0.087 R)
• M16: 24,217,053 km (0.038 R)
• M17: 28,486,127 km (0.1 R)
• M18: 29,302,034 km (0.073 R)
• M19: 30,615,204 km (0.058 R)
• M20: 31,347,935 km (0.098 R)
• M21: 33,230,474 km (0.041 R)
• M22: 39,471,249 km (0.091 R)
• M23: 56,727,064 km (0.102 R)
• M24: 59,514,072 km (0.06 R)
• M25: 60,272,384 km (0.074 R)
• M26: 60,462,971 km (0.06 R)
• M27: 61,615,025 km (0.06 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 20,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit