🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.53 AU - 0.81 AU

Year: 203 Days

Day: 37.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.87 AU - 1.13 AU

Year: 371 Days

Day: 27 Hours

Environment

Temp: 23 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.27 AU - 2.01 AU

Year: 779 Days

Day: 17.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.17 AU - 4.65 AU

Year: 2867 Days

Day: 27.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,795,974 km

• M1: 792,270 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.9

Radius: 12.6

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.38 AU - 5.56 AU

Year: 4109 Days

Day: 13.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,795,974 km

• M1: 161,267 km (0.093 R)
• M2: 553,063 km (0.115 R)
• M3: 1,189,153 km (0.066 R)
• M4: 2,160,792 km (0.113 R)
• M5: 2,848,194 km (0.039 R)
• M6: 3,361,614 km (0.114 R)
• M7: 4,248,131 km (0.065 R)
• M8: 6,039,416 km (0.112 R)
• M9: 6,536,679 km (0.083 R)
• M10: 7,004,621 km (0.032 R)
• M11: 7,915,822 km (0.116 R)
• M12: 9,172,743 km (0.102 R)
• M13: 9,973,989 km (0.086 R)
• M14: 15,073,332 km (0.069 R)
• M15: 17,832,365 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.6

Radius: 10.6

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.23 AU - 7.49 AU

Year: 7405 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,795,974 km

• M1: 132,095 km (0.114 R)
• M2: 940,073 km (0.054 R)
• M3: 2,808,850 km (0.053 R)
• M4: 3,414,571 km (0.055 R)
• M5: 4,946,154 km (0.082 R)
• M6: 5,407,813 km (0.109 R)
• M7: 5,864,536 km (0.117 R)
• M8: 7,043,517 km (0.042 R)
• M9: 9,581,594 km (0.091 R)
• M10: 10,800,069 km (0.072 R)
• M11: 12,064,320 km (0.093 R)
• M12: 14,263,858 km (0.111 R)
• M13: 15,201,537 km (0.113 R)
• M14: 15,652,874 km (0.1 R)
• M15: 16,718,460 km (0.082 R)
• M16: 17,061,039 km (0.112 R)
• M17: 22,698,036 km (0.081 R)
• M18: 24,587,308 km (0.105 R)
• M19: 28,286,713 km (0.07 R)
• M20: 37,699,860 km (0.118 R)
• M21: 38,408,655 km (0.079 R)
• M22: 40,588,445 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.1

Radius: 7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 12.93 AU - 13.09 AU

Year: 17403 Days

Day: 24.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,795,974 km

• M1: 100,829 km (0.109 R)
• M2: 1,411,007 km (0.077 R)
• M3: 8,840,785 km (0.093 R)
• M4: 9,502,606 km (0.059 R)
• M5: 10,435,798 km (0.071 R)
• M6: 17,016,758 km (0.115 R)
• M7: 20,393,481 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.4

Radius: 6.6

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 12.98 AU - 13.04 AU

Year: 17403 Days

Day: 16.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 126.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,795,974 km

• M1: 89,908 km (0.111 R)
• M2: 385,364 km (0.077 R)
• M3: 697,874 km (0.079 R)
• M4: 4,540,445 km (0.076 R)
• M5: 5,112,507 km (0.119 R)
• M6: 7,030,651 km (0.04 R)
• M7: 7,339,122 km (0.114 R)
• M8: 9,122,029 km (0.045 R)
• M9: 9,866,129 km (0.053 R)
• M10: 12,790,319 km (0.065 R)
• M11: 14,203,570 km (0.054 R)
• M12: 20,902,413 km (0.039 R)
• M13: 23,338,465 km (0.064 R)
• M14: 26,694,842 km (0.118 R)
• M15: 32,736,203 km (0.105 R)
• M16: 32,980,496 km (0.092 R)
• M17: 36,529,556 km (0.111 R)
• M18: 40,325,153 km (0.055 R)
• M19: 44,077,666 km (0.061 R)
• M20: 53,611,838 km (0.037 R)
• M21: 59,762,255 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.3

Radius: 5.7

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 12.5 AU - 14.38 AU

Year: 18273 Days

Day: 17 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,795,974 km

• M1: 73,303 km (0.08 R)
• M2: 344,673 km (0.105 R)
• M3: 552,465 km (0.097 R)
• M4: 1,527,095 km (0.029 R)
• M5: 2,320,113 km (0.095 R)
• M6: 3,867,105 km (0.085 R)
• M7: 6,502,421 km (0.062 R)
• M8: 8,563,880 km (0.098 R)
• M9: 10,742,773 km (0.04 R)
• M10: 11,195,905 km (0.086 R)
• M11: 12,384,909 km (0.039 R)
• M12: 13,986,354 km (0.097 R)
• M13: 16,157,767 km (0.112 R)
• M14: 18,705,568 km (0.078 R)
• M15: 19,778,783 km (0.107 R)
• M16: 21,867,020 km (0.084 R)
• M17: 22,871,420 km (0.094 R)
• M18: 35,650,070 km (0.048 R)
• M19: 35,900,048 km (0.084 R)
• M20: 45,845,464 km (0.082 R)
• M21: 46,141,070 km (0.077 R)
• M22: 48,552,139 km (0.111 R)
• M23: 52,971,260 km (0.091 R)
• M24: 55,111,108 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 12,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit