🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.59 AU - 0.69 AU

Year: 331 Days

Day: 13.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.3

Radius: 9.6

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.73 AU - 0.85 AU

Year: 453 Days

Day: 5.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 137.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,847,725 km

• M1: 119,678 km (0.054 R)
• M2: 467,344 km (0.113 R)
• M3: 1,149,959 km (0.115 R)
• M4: 1,581,848 km (0.087 R)
• M5: 2,088,536 km (0.117 R)
• M6: 2,913,269 km (0.059 R)
• M7: 3,329,151 km (0.052 R)
• M8: 3,643,456 km (0.094 R)

Asteroid Belt

Center: 1.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 12.7

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.69 AU - 2.79 AU

Year: 2928 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,847,725 km

• M1: 158,723 km (0.056 R)
• M2: 617,690 km (0.056 R)
• M3: 1,216,081 km (0.114 R)
• M4: 1,699,731 km (0.069 R)
• M5: 2,237,087 km (0.038 R)
• M6: 2,976,250 km (0.088 R)
• M7: 3,641,661 km (0.076 R)
• M8: 5,406,916 km (0.106 R)
• M9: 6,349,682 km (0.116 R)
• M10: 7,570,400 km (0.072 R)
• M11: 12,613,644 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 10.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.17 AU - 3.29 AU

Year: 3748 Days

Day: 5.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,847,725 km

• M1: 130,599 km (0.097 R)
• M2: 582,684 km (0.113 R)
• M3: 954,734 km (0.112 R)
• M4: 1,379,442 km (0.102 R)
• M5: 1,757,326 km (0.084 R)
• M6: 2,239,331 km (0.107 R)
• M7: 2,794,638 km (0.118 R)
• M8: 3,551,005 km (0.065 R)
• M9: 3,917,220 km (0.092 R)
• M10: 4,345,519 km (0.08 R)
• M11: 4,765,440 km (0.104 R)
• M12: 5,511,186 km (0.104 R)
• M13: 5,889,519 km (0.109 R)
• M14: 6,237,782 km (0.104 R)
• M15: 6,975,749 km (0.071 R)
• M16: 8,655,134 km (0.111 R)
• M17: 9,828,580 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.3

Radius: 11.6

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.17 AU - 4.23 AU

Year: 4595 Days

Day: 11.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,847,725 km

• M1: 144,362 km (0.117 R)
• M2: 1,488,050 km (0.065 R)
• M3: 3,205,434 km (0.098 R)
• M4: 6,829,143 km (0.073 R)
• M5: 7,240,537 km (0.049 R)
• M6: 7,726,730 km (0.083 R)
• M7: 9,722,066 km (0.102 R)
• M8: 10,747,410 km (0.051 R)
• M9: 11,610,740 km (0.082 R)
• M10: 13,390,505 km (0.104 R)
• M11: 15,532,298 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 11

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.8 AU - 4.82 AU

Year: 5777 Days

Day: 9.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,847,725 km

• M1: 136,882 km (0.077 R)
• M2: 620,382 km (0.116 R)
• M3: 3,486,678 km (0.101 R)
• M4: 3,938,014 km (0.108 R)
• M5: 5,171,898 km (0.088 R)
• M6: 5,559,805 km (0.035 R)
• M7: 6,300,913 km (0.037 R)
• M8: 8,199,908 km (0.096 R)
• M9: 9,981,469 km (0.105 R)
• M10: 10,410,067 km (0.12 R)
• M11: 11,628,990 km (0.084 R)
• M12: 15,399,006 km (0.113 R)
• M13: 17,466,748 km (0.103 R)
• M14: 18,792,784 km (0.069 R)
• M15: 19,580,117 km (0.109 R)
• M16: 22,218,575 km (0.06 R)
• M17: 24,617,377 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.4

Radius: 11.2

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.73 AU - 5.73 AU

Year: 7723 Days

Day: 13.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,847,725 km

• M1: 139,724 km (0.097 R)
• M2: 547,079 km (0.105 R)
• M3: 1,036,863 km (0.094 R)
• M4: 1,526,497 km (0.085 R)
• M5: 2,112,771 km (0.112 R)
• M6: 2,810,794 km (0.082 R)
• M7: 3,307,310 km (0.057 R)
• M8: 4,272,515 km (0.112 R)
• M9: 4,712,483 km (0.112 R)
• M10: 5,259,861 km (0.118 R)
• M11: 6,876,865 km (0.085 R)
• M12: 7,287,959 km (0.105 R)
• M13: 7,986,881 km (0.107 R)
• M14: 12,632,044 km (0.099 R)
• M15: 14,189,956 km (0.058 R)
• M16: 16,201,898 km (0.11 R)
• M17: 17,742,457 km (0.084 R)
• M18: 19,068,193 km (0.103 R)
• M19: 20,394,229 km (0.054 R)
• M20: 21,245,291 km (0.112 R)
• M21: 23,158,798 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.6

Radius: 10.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.06 AU - 6.44 AU

Year: 7767 Days

Day: 8.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,847,725 km

• M1: 130,150 km (0.073 R)
• M2: 518,506 km (0.118 R)
• M3: 1,094,458 km (0.056 R)
• M4: 1,615,059 km (0.079 R)
• M5: 2,579,965 km (0.092 R)
• M6: 3,580,625 km (0.109 R)
• M7: 4,406,854 km (0.102 R)
• M8: 4,737,166 km (0.065 R)
• M9: 5,084,084 km (0.034 R)
• M10: 6,399,947 km (0.109 R)
• M11: 7,459,249 km (0.111 R)
• M12: 8,255,259 km (0.052 R)
• M13: 8,716,619 km (0.086 R)
• M14: 9,554,218 km (0.102 R)
• M15: 12,067,911 km (0.093 R)
• M16: 13,220,712 km (0.107 R)
• M17: 15,617,270 km (0.098 R)
• M18: 18,572,875 km (0.087 R)
• M19: 19,147,779 km (0.054 R)
• M20: 21,645,166 km (0.09 R)
• M21: 22,281,855 km (0.062 R)
• M22: 24,954,122 km (0.083 R)
• M23: 29,063,575 km (0.087 R)
• M24: 29,546,327 km (0.098 R)
• M25: 32,556,087 km (0.093 R)
• M26: 33,709,038 km (0.097 R)
• M27: 36,430,522 km (0.104 R)
• M28: 36,879,166 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.6

Radius: 7.8

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.73 AU - 9.15 AU

Year: 17259 Days

Day: 19.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,847,725 km

• M1: 124,316 km (0.11 R)
• M2: 823,985 km (0.041 R)
• M3: 1,366,876 km (0.107 R)
• M4: 2,129,226 km (0.117 R)
• M5: 2,424,832 km (0.101 R)
• M6: 4,095,691 km (0.113 R)
• M7: 4,716,222 km (0.079 R)
• M8: 5,505,501 km (0.104 R)
• M9: 10,873,820 km (0.106 R)
• M10: 15,833,887 km (0.097 R)
• M11: 21,937,481 km (0.094 R)
• M12: 28,780,237 km (0.093 R)
• M13: 29,668,399 km (0.072 R)
• M14: 34,758,018 km (0.087 R)
• M15: 46,624,121 km (0.08 R)
• M16: 47,540,408 km (0.092 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: 327 - 16,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit