🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.63 AU - 0.75 AU

Year: 211 Days

Day: 25.4 Hours

Environment

Temp: 118 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,708,165 km

• M1: 54,753 km (0.059 R)
• M2: 285,582 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.62 AU - 0.88 AU

Year: 240 Days

Day: 27.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,708,165 km

• M1: 82,877 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.01 AU - 1.13 AU

Year: 408 Days

Day: 47.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.55 AU - 2.11 AU

Year: 913 Days

Day: 38 Hours

Environment

Temp: -65 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.68 AU - 5.34 AU

Year: 3534 Days

Day: 19.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 152.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,708,165 km

• M1: 2,247,259 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.8

Radius: 8.2

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.3 AU - 4.96 AU

Year: 3676 Days

Day: 10.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 101,708,165 km

• M1: 102,026 km (0.078 R)
• M2: 414,087 km (0.114 R)
• M3: 677,379 km (0.101 R)
• M4: 982,708 km (0.091 R)
• M5: 1,532,181 km (0.114 R)
• M6: 2,170,516 km (0.082 R)
• M7: 3,921,708 km (0.112 R)
• M8: 4,853,404 km (0.09 R)
• M9: 5,783,603 km (0.105 R)
• M10: 6,040,912 km (0.078 R)
• M11: 6,640,350 km (0.117 R)
• M12: 9,015,815 km (0.102 R)
• M13: 11,100,012 km (0.1 R)
• M14: 12,230,673 km (0.064 R)
• M15: 14,300,060 km (0.093 R)
• M16: 15,637,017 km (0.088 R)
• M17: 17,467,347 km (0.099 R)
• M18: 18,495,682 km (0.085 R)
• M19: 18,868,181 km (0.118 R)
• M20: 21,073,852 km (0.099 R)
• M21: 22,238,621 km (0.118 R)
• M22: 22,943,526 km (0.119 R)
• M23: 23,445,876 km (0.09 R)
• M24: 24,546,767 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 13.8

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.96 AU - 5.64 AU

Year: 3880 Days

Day: 8.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 101,708,165 km

• M1: 184,903 km (0.118 R)
• M2: 620,382 km (0.072 R)
• M3: 1,065,586 km (0.115 R)
• M4: 1,759,121 km (0.062 R)
• M5: 3,068,252 km (0.106 R)
• M6: 4,763,645 km (0.075 R)
• M7: 5,290,379 km (0.06 R)
• M8: 6,098,507 km (0.082 R)
• M9: 6,575,874 km (0.098 R)
• M10: 7,928,687 km (0.108 R)
• M11: 8,988,139 km (0.091 R)
• M12: 12,246,082 km (0.099 R)
• M13: 14,043,051 km (0.099 R)
• M14: 20,484,287 km (0.047 R)

Asteroid Belt

Center: 5.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.1

Radius: 10.9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.6 AU - 7.28 AU

Year: 6746 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,708,165 km

• M1: 135,536 km (0.061 R)
• M2: 675,734 km (0.117 R)
• M3: 1,032,525 km (0.116 R)
• M4: 1,738,028 km (0.106 R)
• M5: 2,577,571 km (0.108 R)
• M6: 3,089,495 km (0.03 R)
• M7: 4,027,923 km (0.087 R)
• M8: 5,820,255 km (0.091 R)
• M9: 6,222,823 km (0.046 R)
• M10: 6,705,575 km (0.08 R)
• M11: 7,083,908 km (0.057 R)
• M12: 9,042,144 km (0.117 R)
• M13: 14,253,236 km (0.114 R)
• M14: 17,163,812 km (0.11 R)
• M15: 18,789,343 km (0.118 R)
• M16: 23,840,066 km (0.087 R)
• M17: 25,099,082 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.7

Radius: 5.6

Gravity: 21.32 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 14.9 AU - 23.7 AU

Year: 31283 Days

Day: 17.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 101,708,165 km

• M1: 86,617 km (0.1 R)
• M2: 932,593 km (0.088 R)
• M3: 1,355,357 km (0.059 R)
• M4: 1,638,695 km (0.03 R)
• M5: 2,397,755 km (0.089 R)
• M6: 2,981,785 km (0.095 R)
• M7: 4,171,088 km (0.11 R)
• M8: 5,646,721 km (0.116 R)
• M9: 5,824,743 km (0.086 R)
• M10: 6,722,031 km (0.062 R)
• M11: 7,707,881 km (0.113 R)
• M12: 8,905,860 km (0.048 R)
• M13: 10,223,070 km (0.12 R)
• M14: 10,554,878 km (0.112 R)
• M15: 11,100,611 km (0.052 R)
• M16: 11,380,508 km (0.09 R)
• M17: 20,106,403 km (0.104 R)
• M18: 21,479,262 km (0.07 R)
• M19: 21,804,787 km (0.105 R)
• M20: 23,827,201 km (0.11 R)
• M21: 25,726,795 km (0.026 R)
• M22: 28,762,285 km (0.074 R)
• M23: 38,164,362 km (0.077 R)
• M24: 42,606,222 km (0.078 R)
• M25: 45,930,735 km (0.046 R)
• M26: 47,932,355 km (0.113 R)
• M27: 51,138,985 km (0.099 R)
• M28: 55,293,767 km (0.115 R)
• M29: 77,167,668 km (0.057 R)
• M30: 78,956,559 km (0.111 R)
• M31: 81,297,018 km (0.098 R)
• M32: 81,559,862 km (0.084 R)
• M33: 87,487,378 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 16,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit