🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.89 AU - 1.17 AU

Year: 453 Days

Day: 44.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.33 AU - 1.35 AU

Year: 672 Days

Day: 22.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.39 AU - 2.31 AU

Year: 1091 Days

Day: 15.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.31 AU - 2.91 AU

Year: 1828 Days

Day: 40.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.9

Radius: 11.8

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.56 AU - 3.52 AU

Year: 2298 Days

Day: 8.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,349,153 km

• M1: 146,756 km (0.099 R)
• M2: 700,567 km (0.109 R)
• M3: 1,303,745 km (0.035 R)
• M4: 1,724,115 km (0.118 R)
• M5: 3,963,147 km (0.081 R)
• M6: 4,976,074 km (0.093 R)
• M7: 5,422,025 km (0.077 R)
• M8: 6,023,409 km (0.098 R)
• M9: 6,808,947 km (0.104 R)
• M10: 8,290,116 km (0.102 R)
• M11: 8,884,917 km (0.075 R)
• M12: 9,297,208 km (0.047 R)
• M13: 10,573,129 km (0.057 R)
• M14: 12,765,934 km (0.081 R)
• M15: 13,923,223 km (0.082 R)
• M16: 15,295,185 km (0.095 R)
• M17: 18,862,796 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.7

Radius: 10.9

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.17 AU - 3.83 AU

Year: 2838 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,349,153 km

• M1: 135,685 km (0.111 R)
• M2: 558,000 km (0.037 R)
• M3: 958,623 km (0.071 R)
• M4: 1,298,210 km (0.1 R)
• M5: 1,860,698 km (0.072 R)
• M6: 3,204,237 km (0.106 R)
• M7: 3,825,068 km (0.083 R)
• M8: 4,822,587 km (0.057 R)
• M9: 5,717,780 km (0.046 R)
• M10: 6,402,340 km (0.076 R)
• M11: 7,483,035 km (0.093 R)
• M12: 9,850,122 km (0.055 R)
• M13: 10,712,554 km (0.11 R)
• M14: 11,162,245 km (0.11 R)
• M15: 13,042,541 km (0.085 R)
• M16: 14,872,422 km (0.067 R)
• M17: 15,381,204 km (0.112 R)
• M18: 15,848,847 km (0.092 R)
• M19: 16,379,620 km (0.111 R)
• M20: 18,158,339 km (0.081 R)
• M21: 19,393,419 km (0.069 R)
• M22: 20,495,955 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.9

Radius: 8.5

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.39 AU - 7.55 AU

Year: 8850 Days

Day: 13.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 166.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,349,153 km

• M1: 105,766 km (0.108 R)
• M2: 377,585 km (0.096 R)
• M3: 761,154 km (0.067 R)
• M4: 1,142,778 km (0.114 R)
• M5: 1,465,610 km (0.115 R)
• M6: 1,801,757 km (0.108 R)
• M7: 3,109,392 km (0.075 R)
• M8: 4,896,189 km (0.106 R)
• M9: 6,527,553 km (0.118 R)
• M10: 6,837,670 km (0.106 R)
• M11: 7,487,373 km (0.098 R)
• M12: 9,437,681 km (0.079 R)
• M13: 11,038,677 km (0.081 R)
• M14: 12,574,150 km (0.096 R)
• M15: 13,177,328 km (0.07 R)
• M16: 13,926,365 km (0.098 R)
• M17: 14,637,852 km (0.118 R)
• M18: 26,901,138 km (0.117 R)
• M19: 29,031,561 km (0.119 R)
• M20: 35,495,835 km (0.085 R)
• M21: 36,456,702 km (0.081 R)
• M22: 37,930,091 km (0.091 R)
• M23: 43,947,067 km (0.117 R)
• M24: 45,194,414 km (0.073 R)
• M25: 47,614,459 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 10.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.89 AU - 8.89 AU

Year: 10534 Days

Day: 14.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,349,153 km

• M1: 126,859 km (0.039 R)
• M2: 483,201 km (0.069 R)
• M3: 1,593,816 km (0.107 R)
• M4: 4,234,517 km (0.11 R)
• M5: 5,998,575 km (0.09 R)
• M6: 7,078,522 km (0.059 R)
• M7: 8,092,646 km (0.052 R)
• M8: 9,577,555 km (0.113 R)
• M9: 13,556,260 km (0.103 R)
• M10: 15,759,088 km (0.071 R)
• M11: 21,659,827 km (0.111 R)
• M12: 22,253,132 km (0.086 R)
• M13: 23,549,846 km (0.117 R)
• M14: 25,139,174 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.9

Radius: 5.8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 14.34 AU - 18.4 AU

Year: 28710 Days

Day: 21.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,349,153 km

• M1: 90,806 km (0.117 R)
• M2: 472,879 km (0.059 R)
• M3: 901,178 km (0.095 R)
• M4: 4,301,836 km (0.088 R)
• M5: 4,555,554 km (0.077 R)
• M6: 5,861,394 km (0.114 R)
• M7: 8,479,955 km (0.1 R)
• M8: 10,950,415 km (0.109 R)
• M9: 16,093,440 km (0.115 R)
• M10: 17,652,998 km (0.053 R)
• M11: 17,976,578 km (0.099 R)
• M12: 19,914,319 km (0.11 R)
• M13: 24,498,596 km (0.057 R)
• M14: 26,240,364 km (0.092 R)
• M15: 28,393,077 km (0.069 R)
• M16: 31,600,605 km (0.106 R)
• M17: 33,909,649 km (0.077 R)
• M18: 36,852,239 km (0.088 R)
• M19: 42,079,637 km (0.065 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: 517 - 11,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit