🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.39 AU - 0.65 AU

Year: 238 Days

Day: 44.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883

Radius: 12.1

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.78 AU - 1.02 AU

Year: 543 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,139,198 km

• M1: 151,393 km (0.047 R)
• M2: 733,179 km (0.113 R)
• M3: 1,663,379 km (0.051 R)
• M4: 2,200,585 km (0.068 R)
• M5: 2,653,417 km (0.03 R)
• M6: 3,668,589 km (0.032 R)
• M7: 5,404,522 km (0.108 R)
• M8: 6,121,844 km (0.11 R)
• M9: 6,614,171 km (0.112 R)
• M10: 7,154,369 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.1

Radius: 14.5

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.03 AU - 1.41 AU

Year: 857 Days

Day: 13.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,139,198 km

• M1: 180,265 km (0.08 R)
• M2: 750,981 km (0.108 R)
• M3: 1,296,565 km (0.081 R)
• M4: 1,766,452 km (0.051 R)
• M5: 2,394,763 km (0.057 R)
• M6: 2,870,185 km (0.1 R)
• M7: 3,704,043 km (0.108 R)
• M8: 4,186,646 km (0.092 R)
• M9: 5,151,851 km (0.089 R)
• M10: 6,449,763 km (0.061 R)
• M11: 7,618,272 km (0.082 R)
• M12: 8,079,033 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 12.1

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.37 AU - 1.83 AU

Year: 1287 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,139,198 km

• M1: 160,519 km (0.093 R)
• M2: 553,662 km (0.114 R)
• M3: 977,323 km (0.061 R)
• M4: 1,903,483 km (0.096 R)
• M5: 2,497,237 km (0.087 R)
• M6: 3,081,567 km (0.104 R)
• M7: 3,804,872 km (0.061 R)
• M8: 5,525,697 km (0.054 R)
• M9: 7,662,553 km (0.092 R)
• M10: 10,301,908 km (0.038 R)
• M11: 11,106,445 km (0.1 R)
• M12: 11,952,421 km (0.113 R)
• M13: 12,689,939 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.9

Radius: 9.5

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.45 AU - 1.79 AU

Year: 1311 Days

Day: 10.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,139,198 km

• M1: 118,182 km (0.117 R)
• M2: 445,353 km (0.116 R)
• M3: 997,519 km (0.091 R)
• M4: 1,362,837 km (0.066 R)
• M5: 1,678,039 km (0.106 R)
• M6: 2,722,532 km (0.085 R)
• M7: 3,353,984 km (0.05 R)
• M8: 3,730,223 km (0.051 R)
• M9: 4,281,790 km (0.056 R)
• M10: 5,220,966 km (0.065 R)
• M11: 7,100,214 km (0.086 R)
• M12: 8,649,898 km (0.093 R)
• M13: 9,109,014 km (0.109 R)
• M14: 11,325,307 km (0.075 R)
• M15: 12,251,617 km (0.09 R)
• M16: 12,597,038 km (0.079 R)
• M17: 13,632,106 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 10.6

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.88 AU - 2.36 AU

Year: 1963 Days

Day: 6.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,139,198 km

• M1: 131,796 km (0.104 R)
• M2: 534,513 km (0.089 R)
• M3: 973,733 km (0.115 R)
• M4: 1,331,571 km (0.048 R)
• M5: 2,050,987 km (0.059 R)
• M6: 2,458,192 km (0.111 R)
• M7: 4,472,228 km (0.084 R)
• M8: 4,918,030 km (0.108 R)
• M9: 5,254,476 km (0.07 R)
• M10: 5,849,426 km (0.099 R)
• M11: 7,061,618 km (0.056 R)
• M12: 7,520,285 km (0.078 R)
• M13: 7,968,181 km (0.104 R)
• M14: 8,786,930 km (0.119 R)
• M15: 9,695,588 km (0.087 R)
• M16: 10,335,268 km (0.116 R)
• M17: 10,739,930 km (0.066 R)
• M18: 11,078,919 km (0.109 R)
• M19: 11,659,658 km (0.103 R)
• M20: 12,138,820 km (0.069 R)
• M21: 13,524,545 km (0.118 R)
• M22: 15,153,516 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.8

Radius: 8

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.96 AU - 6.54 AU

Year: 7648 Days

Day: 8.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,139,198 km

• M1: 102,325 km (0.083 R)
• M2: 405,261 km (0.086 R)
• M3: 727,794 km (0.084 R)
• M4: 1,532,181 km (0.098 R)
• M5: 1,909,617 km (0.11 R)
• M6: 2,195,050 km (0.099 R)
• M7: 2,696,053 km (0.06 R)
• M8: 3,120,163 km (0.074 R)
• M9: 3,730,073 km (0.12 R)
• M10: 4,525,784 km (0.083 R)
• M11: 4,949,296 km (0.053 R)
• M12: 5,941,429 km (0.057 R)
• M13: 6,876,715 km (0.058 R)
• M14: 7,209,421 km (0.107 R)
• M15: 10,853,326 km (0.105 R)
• M16: 13,579,298 km (0.072 R)
• M17: 14,044,697 km (0.087 R)
• M18: 16,664,904 km (0.087 R)
• M19: 17,469,591 km (0.113 R)
• M20: 19,156,307 km (0.059 R)
• M21: 21,335,798 km (0.097 R)
• M22: 24,010,907 km (0.083 R)
• M23: 25,472,777 km (0.081 R)
• M24: 32,531,254 km (0.113 R)
• M25: 34,105,323 km (0.077 R)
• M26: 34,857,052 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.6

Radius: 7.6

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.02 AU - 8.42 AU

Year: 13638 Days

Day: 21.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 103.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,139,198 km

• M1: 94,546 km (0.094 R)
• M2: 589,864 km (0.084 R)
• M3: 1,342,042 km (0.089 R)
• M4: 2,001,620 km (0.111 R)
• M5: 3,860,523 km (0.091 R)
• M6: 4,379,926 km (0.059 R)
• M7: 5,628,919 km (0.115 R)
• M8: 6,650,074 km (0.04 R)
• M9: 7,923,900 km (0.066 R)
• M10: 8,570,911 km (0.069 R)
• M11: 9,606,726 km (0.117 R)
• M12: 14,188,610 km (0.115 R)
• M13: 15,071,985 km (0.103 R)
• M14: 24,353,337 km (0.101 R)
• M15: 30,444,363 km (0.071 R)
• M16: 34,619,790 km (0.119 R)
• M17: 34,984,060 km (0.096 R)
• M18: 39,556,968 km (0.082 R)
• M19: 43,377,847 km (0.076 R)
• M20: 50,022,237 km (0.117 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 14,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit