🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 14.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.46 AU - 0.54 AU

Year: 244 Days

Day: 8.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,901,981 km

• M1: 183,407 km (0.094 R)
• M2: 664,514 km (0.076 R)
• M3: 1,214,436 km (0.084 R)
• M4: 1,802,056 km (0.036 R)
• M5: 2,324,901 km (0.051 R)
• M6: 3,022,924 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.4

Radius: 14.4

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.55 AU - 0.81 AU

Year: 387 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,901,981 km

• M1: 179,817 km (0.12 R)
• M2: 653,743 km (0.108 R)
• M3: 1,244,056 km (0.1 R)
• M4: 2,096,764 km (0.101 R)
• M5: 3,064,812 km (0.068 R)
• M6: 3,669,037 km (0.086 R)
• M7: 4,313,505 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 13.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.85 AU - 1.09 AU

Year: 659 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,901,981 km

• M1: 162,912 km (0.09 R)
• M2: 573,409 km (0.074 R)
• M3: 1,111,811 km (0.101 R)
• M4: 1,609,374 km (0.099 R)
• M5: 2,102,299 km (0.068 R)
• M6: 4,115,886 km (0.107 R)
• M7: 5,319,700 km (0.112 R)
• M8: 5,848,828 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.7

Radius: 10.7

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.98 AU - 1.32 AU

Year: 851 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,901,981 km

• M1: 135,536 km (0.04 R)
• M2: 469,438 km (0.116 R)
• M3: 1,158,486 km (0.094 R)
• M4: 1,598,603 km (0.037 R)
• M5: 2,399,699 km (0.03 R)
• M6: 2,960,542 km (0.098 R)
• M7: 3,646,897 km (0.044 R)
• M8: 4,284,782 km (0.057 R)
• M9: 4,896,488 km (0.094 R)
• M10: 5,838,506 km (0.062 R)
• M11: 6,372,420 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.2

Radius: 12.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.94 AU - 1.4 AU

Year: 874 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,901,981 km

• M1: 151,991 km (0.093 R)
• M2: 531,820 km (0.03 R)
• M3: 1,045,540 km (0.112 R)
• M4: 1,538,913 km (0.033 R)
• M5: 2,120,999 km (0.077 R)
• M6: 3,106,849 km (0.082 R)
• M7: 3,501,338 km (0.093 R)
• M8: 3,943,699 km (0.103 R)
• M9: 4,661,619 km (0.095 R)
• M10: 5,375,051 km (0.115 R)
• M11: 6,580,661 km (0.099 R)
• M12: 6,977,544 km (0.097 R)
• M13: 7,501,735 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.4

Radius: 10

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.2 AU - 1.74 AU

Year: 1230 Days

Day: 12.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,901,981 km

• M1: 124,465 km (0.099 R)
• M2: 492,177 km (0.12 R)
• M3: 958,623 km (0.057 R)
• M4: 1,443,619 km (0.101 R)
• M5: 1,938,639 km (0.115 R)
• M6: 2,857,768 km (0.111 R)
• M7: 3,241,636 km (0.059 R)
• M8: 3,676,068 km (0.051 R)
• M9: 4,113,941 km (0.103 R)
• M10: 4,511,423 km (0.057 R)
• M11: 5,115,050 km (0.103 R)
• M12: 5,815,916 km (0.117 R)
• M13: 6,579,464 km (0.101 R)
• M14: 6,898,107 km (0.096 R)
• M15: 7,566,511 km (0.098 R)
• M16: 8,054,050 km (0.111 R)
• M17: 9,303,940 km (0.116 R)
• M18: 10,249,549 km (0.049 R)
• M19: 12,111,294 km (0.077 R)

Asteroid Belt

Center: 1.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.1

Radius: 11.7

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.76 AU - 2.54 AU

Year: 2176 Days

Day: 8 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,901,981 km

• M1: 187,596 km (0.115 R)
• M2: 584,479 km (0.052 R)
• M3: 1,010,234 km (0.094 R)
• M4: 1,616,854 km (0.11 R)
• M5: 2,442,036 km (0.106 R)
• M6: 3,015,145 km (0.051 R)
• M7: 3,565,815 km (0.077 R)
• M8: 4,347,913 km (0.112 R)
• M9: 4,983,853 km (0.109 R)
• M10: 5,457,779 km (0.089 R)
• M11: 6,119,002 km (0.062 R)
• M12: 7,724,785 km (0.114 R)
• M13: 9,812,274 km (0.111 R)
• M14: 10,444,923 km (0.105 R)
• M15: 11,184,086 km (0.08 R)
• M16: 12,336,439 km (0.05 R)
• M17: 12,810,365 km (0.12 R)
• M18: 17,049,969 km (0.098 R)
• M19: 18,074,714 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.1

Radius: 11.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.75 AU - 3.27 AU

Year: 3605 Days

Day: 13.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 136.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,901,981 km

• M1: 140,472 km (0.087 R)
• M2: 712,086 km (0.104 R)
• M3: 2,999,288 km (0.114 R)
• M4: 3,505,677 km (0.08 R)
• M5: 4,518,903 km (0.099 R)
• M6: 5,593,913 km (0.025 R)
• M7: 14,468,807 km (0.036 R)
• M8: 15,230,260 km (0.096 R)
• M9: 15,719,595 km (0.095 R)
• M10: 16,270,115 km (0.103 R)
• M11: 16,729,829 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.7

Radius: 4

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.68 AU - 6.8 AU

Year: 9492 Days

Day: 15.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 30,901,981 km

• M1: 49,816 km (0.054 R)
• M2: 268,079 km (0.097 R)
• M3: 537,655 km (0.115 R)
• M4: 1,089,372 km (0.056 R)
• M5: 1,305,690 km (0.028 R)
• M6: 1,908,121 km (0.084 R)
• M7: 2,861,209 km (0.059 R)
• M8: 3,013,799 km (0.102 R)
• M9: 3,335,434 km (0.067 R)
• M10: 3,929,487 km (0.075 R)
• M11: 4,463,402 km (0.075 R)
• M12: 5,210,793 km (0.089 R)
• M13: 5,854,064 km (0.113 R)
• M14: 7,226,176 km (0.089 R)
• M15: 7,618,272 km (0.078 R)
• M16: 7,912,082 km (0.036 R)
• M17: 9,412,249 km (0.034 R)
• M18: 10,273,335 km (0.028 R)
• M19: 12,450,732 km (0.103 R)
• M20: 13,222,357 km (0.089 R)
• M21: 14,355,412 km (0.076 R)
• M22: 15,727,972 km (0.117 R)
• M23: 16,998,507 km (0.051 R)
• M24: 17,310,867 km (0.114 R)
• M25: 19,673,466 km (0.095 R)
• M26: 20,576,888 km (0.071 R)
• M27: 20,718,258 km (0.064 R)
• M28: 21,146,407 km (0.074 R)
• M29: 23,069,936 km (0.089 R)
• M30: 24,866,008 km (0.085 R)
• M31: 28,821,825 km (0.09 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: 321 - 12,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit