🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.53 AU - 0.73 AU

Year: 179 Days

Day: 42.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.81 AU - 0.81 AU

Year: 261 Days

Day: 33.4 Hours

Environment

Temp: 189 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.15 AU - 1.67 AU

Year: 600 Days

Day: 26.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,460,016 km

• M1: 252,820 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.27 AU - 2.89 AU

Year: 1484 Days

Day: 24.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.21 AU - 4.97 AU

Year: 2963 Days

Day: 23.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.79 AU - 4.67 AU

Year: 3116 Days

Day: 12.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.2

Radius: 9.6

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.33 AU - 8.49 AU

Year: 8735 Days

Day: 10.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,460,016 km

• M1: 119,977 km (0.058 R)
• M2: 421,417 km (0.077 R)
• M3: 758,012 km (0.11 R)
• M4: 1,293,124 km (0.056 R)
• M5: 1,592,619 km (0.036 R)
• M6: 2,991,509 km (0.04 R)
• M7: 3,295,192 km (0.071 R)
• M8: 4,497,361 km (0.072 R)
• M9: 4,809,871 km (0.103 R)
• M10: 5,902,833 km (0.07 R)
• M11: 6,706,323 km (0.117 R)
• M12: 7,660,458 km (0.081 R)
• M13: 12,340,478 km (0.032 R)
• M14: 12,786,130 km (0.078 R)
• M15: 13,127,512 km (0.076 R)
• M16: 17,502,652 km (0.054 R)
• M17: 19,227,814 km (0.11 R)
• M18: 20,285,022 km (0.103 R)
• M19: 23,013,089 km (0.108 R)
• M20: 25,346,966 km (0.052 R)
• M21: 26,801,955 km (0.064 R)
• M22: 30,682,224 km (0.032 R)
• M23: 33,074,743 km (0.053 R)
• M24: 33,503,191 km (0.085 R)
• M25: 35,142,933 km (0.091 R)
• M26: 36,835,633 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.9

Radius: 11.5

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.26 AU - 11.1 AU

Year: 10787 Days

Day: 6.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,460,016 km

• M1: 143,165 km (0.039 R)
• M2: 531,820 km (0.06 R)
• M3: 928,105 km (0.089 R)
• M4: 1,488,798 km (0.097 R)
• M5: 2,195,050 km (0.097 R)
• M6: 3,206,182 km (0.083 R)
• M7: 3,571,350 km (0.04 R)
• M8: 4,357,636 km (0.104 R)
• M9: 5,288,883 km (0.091 R)
• M10: 6,310,637 km (0.086 R)
• M11: 6,848,890 km (0.085 R)
• M12: 7,756,500 km (0.061 R)
• M13: 8,742,649 km (0.108 R)
• M14: 10,271,390 km (0.06 R)
• M15: 10,908,677 km (0.06 R)
• M16: 11,572,143 km (0.105 R)
• M17: 12,439,063 km (0.095 R)
• M18: 14,302,304 km (0.11 R)
• M19: 16,416,122 km (0.08 R)
• M20: 17,734,977 km (0.068 R)
• M21: 19,123,245 km (0.112 R)
• M22: 20,169,982 km (0.101 R)
• M23: 20,916,774 km (0.065 R)
• M24: 23,722,034 km (0.058 R)
• M25: 26,967,859 km (0.048 R)
• M26: 34,561,147 km (0.102 R)
• M27: 41,842,524 km (0.081 R)
• M28: 44,294,733 km (0.095 R)
• M29: 47,420,281 km (0.117 R)
• M30: 50,538,200 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.8

Radius: 11.1

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.48 AU - 12.22 AU

Year: 11926 Days

Day: 7.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,460,016 km

• M1: 138,079 km (0.098 R)
• M2: 701,614 km (0.053 R)
• M3: 1,453,493 km (0.081 R)
• M4: 1,940,883 km (0.038 R)
• M5: 2,535,834 km (0.057 R)
• M6: 3,447,184 km (0.072 R)
• M7: 6,341,603 km (0.073 R)
• M8: 9,674,793 km (0.097 R)
• M9: 10,565,350 km (0.101 R)
• M10: 11,407,735 km (0.104 R)
• M11: 11,871,489 km (0.075 R)
• M12: 12,617,982 km (0.062 R)
• M13: 17,838,648 km (0.041 R)
• M14: 18,184,220 km (0.029 R)
• M15: 23,095,817 km (0.111 R)
• M16: 27,336,318 km (0.101 R)
• M17: 30,665,320 km (0.114 R)
• M18: 36,761,283 km (0.097 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 15,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit