🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.52 AU - 0.62 AU

Year: 274 Days

Day: 32.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.7

Radius: 11.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.2 AU - 1.26 AU

Year: 867 Days

Day: 5.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,596,028 km

• M1: 144,362 km (0.032 R)
• M2: 627,862 km (0.091 R)
• M3: 1,223,711 km (0.097 R)
• M4: 1,800,560 km (0.099 R)
• M5: 2,167,524 km (0.095 R)
• M6: 2,681,243 km (0.114 R)
• M7: 3,188,828 km (0.12 R)
• M8: 4,679,721 km (0.113 R)
• M9: 5,597,952 km (0.099 R)
• M10: 6,157,748 km (0.101 R)
• M11: 6,591,881 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.7

Radius: 12

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.07 AU - 1.55 AU

Year: 953 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,596,028 km

• M1: 150,047 km (0.118 R)
• M2: 674,836 km (0.029 R)
• M3: 1,289,085 km (0.118 R)
• M4: 1,736,981 km (0.097 R)
• M5: 2,408,526 km (0.091 R)
• M6: 3,086,054 km (0.096 R)
• M7: 3,917,968 km (0.07 R)
• M8: 4,420,916 km (0.11 R)
• M9: 4,912,046 km (0.075 R)
• M10: 5,879,944 km (0.096 R)
• M11: 6,366,137 km (0.1 R)
• M12: 6,878,959 km (0.097 R)
• M13: 7,761,886 km (0.11 R)
• M14: 8,218,009 km (0.099 R)
• M15: 8,665,157 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.3

Radius: 8

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.45 AU - 5.65 AU

Year: 6171 Days

Day: 5.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,596,028 km

• M1: 99,483 km (0.037 R)
• M2: 660,923 km (0.089 R)
• M3: 1,630,617 km (0.066 R)
• M4: 3,498,945 km (0.109 R)
• M5: 4,495,715 km (0.099 R)
• M6: 6,848,142 km (0.094 R)
• M7: 7,461,194 km (0.099 R)
• M8: 12,070,603 km (0.115 R)
• M9: 12,348,257 km (0.108 R)
• M10: 20,958,063 km (0.103 R)
• M11: 23,588,443 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 9.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.5 AU - 6.76 AU

Year: 8494 Days

Day: 7.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 153.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,596,028 km

• M1: 116,836 km (0.104 R)
• M2: 582,385 km (0.04 R)
• M3: 905,217 km (0.109 R)
• M4: 1,625,830 km (0.056 R)
• M5: 2,023,311 km (0.087 R)
• M6: 2,452,358 km (0.075 R)
• M7: 2,904,443 km (0.072 R)
• M8: 3,751,915 km (0.102 R)
• M9: 5,432,796 km (0.112 R)
• M10: 6,713,504 km (0.081 R)
• M11: 9,566,335 km (0.078 R)
• M12: 10,203,622 km (0.099 R)
• M13: 11,143,097 km (0.09 R)
• M14: 14,036,918 km (0.1 R)
• M15: 15,947,881 km (0.1 R)
• M16: 17,088,266 km (0.098 R)
• M17: 21,401,471 km (0.11 R)
• M18: 22,270,186 km (0.117 R)
• M19: 23,846,649 km (0.092 R)
• M20: 24,622,912 km (0.041 R)
• M21: 28,239,740 km (0.112 R)
• M22: 29,020,940 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.6

Radius: 12.6

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.58 AU - 6.32 AU

Year: 9228 Days

Day: 15 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,596,028 km

• M1: 216,019 km (0.076 R)
• M2: 662,270 km (0.092 R)
• M3: 1,650,962 km (0.034 R)
• M4: 2,220,780 km (0.108 R)
• M5: 5,923,028 km (0.041 R)
• M6: 6,487,012 km (0.118 R)
• M7: 7,307,108 km (0.087 R)
• M8: 9,110,660 km (0.097 R)
• M9: 9,955,140 km (0.088 R)
• M10: 10,420,090 km (0.088 R)
• M11: 11,194,409 km (0.113 R)
• M12: 13,132,000 km (0.106 R)
• M13: 15,406,636 km (0.078 R)
• M14: 20,055,240 km (0.1 R)
• M15: 23,139,200 km (0.063 R)
• M16: 23,709,617 km (0.086 R)
• M17: 26,085,979 km (0.113 R)
• M18: 32,510,460 km (0.111 R)
• M19: 34,162,170 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.2

Radius: 6.2

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.72 AU - 8.72 AU

Year: 13638 Days

Day: 21 Hours

Environment

Temp: -235 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,596,028 km

• M1: 78,688 km (0.091 R)
• M2: 319,990 km (0.115 R)
• M3: 553,213 km (0.111 R)
• M4: 1,520,214 km (0.104 R)
• M5: 1,724,714 km (0.035 R)
• M6: 3,087,850 km (0.086 R)
• M7: 3,551,603 km (0.054 R)
• M8: 4,880,481 km (0.066 R)
• M9: 5,188,353 km (0.048 R)
• M10: 5,473,038 km (0.111 R)
• M11: 6,551,788 km (0.073 R)
• M12: 6,800,270 km (0.108 R)
• M13: 7,184,737 km (0.084 R)
• M14: 7,765,625 km (0.112 R)
• M15: 8,425,651 km (0.105 R)
• M16: 9,276,564 km (0.112 R)
• M17: 9,803,148 km (0.113 R)
• M18: 10,858,262 km (0.069 R)
• M19: 11,383,500 km (0.099 R)
• M20: 15,546,061 km (0.108 R)
• M21: 16,288,366 km (0.108 R)
• M22: 20,533,804 km (0.102 R)
• M23: 21,246,338 km (0.09 R)
• M24: 24,065,510 km (0.054 R)
• M25: 26,180,974 km (0.102 R)
• M26: 29,976,870 km (0.104 R)
• M27: 33,754,516 km (0.119 R)
• M28: 34,746,200 km (0.091 R)
• M29: 39,586,289 km (0.111 R)
• M30: 40,549,849 km (0.111 R)
• M31: 41,670,188 km (0.04 R)
• M32: 46,662,119 km (0.083 R)
• M33: 48,202,828 km (0.119 R)
• M34: 52,531,741 km (0.069 R)
• M35: 54,875,042 km (0.108 R)
• M36: 57,989,221 km (0.11 R)
• M37: 60,491,245 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.3

Radius: 3.6

Gravity: 29.88 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.46 AU - 10.2 AU

Year: 15286 Days

Day: 23.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,596,028 km

• M1: 66,870 km (0.047 R)
• M2: 201,658 km (0.046 R)
• M3: 552,615 km (0.039 R)
• M4: 1,102,237 km (0.065 R)
• M5: 1,815,669 km (0.078 R)
• M6: 2,600,161 km (0.064 R)
• M7: 2,816,030 km (0.103 R)
• M8: 2,997,193 km (0.113 R)
• M9: 3,433,271 km (0.085 R)
• M10: 4,340,582 km (0.061 R)
• M11: 5,712,395 km (0.107 R)
• M12: 6,151,913 km (0.098 R)
• M13: 6,934,011 km (0.09 R)
• M14: 10,511,794 km (0.113 R)
• M15: 12,936,326 km (0.12 R)
• M16: 15,290,847 km (0.1 R)
• M17: 20,741,146 km (0.076 R)
• M18: 24,317,732 km (0.114 R)
• M19: 26,850,275 km (0.075 R)
• M20: 28,597,877 km (0.089 R)
• M21: 29,553,059 km (0.114 R)
• M22: 31,864,346 km (0.055 R)
• M23: 34,411,849 km (0.081 R)
• M24: 50,419,569 km (0.118 R)
• M25: 52,124,536 km (0.062 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 19,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit