🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.38 AU - 0.63 AU

Year: 133 Days

Day: 27.2 Hours

Environment

Temp: 177 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.62 AU

Year: 137 Days

Day: 22.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.43 AU - 0.69 AU

Year: 158 Days

Day: 13.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.13 AU - 1.35 AU

Year: 520 Days

Day: 30.1 Hours

Environment

Temp: -20 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.93 AU - 2.39 AU

Year: 1196 Days

Day: 47.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,167,396 km

• M1: 35,903 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.42 AU - 2.86 AU

Year: 1616 Days

Day: 19.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,167,396 km

• M1: 838,795 km (0.064 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.79 AU - 3.37 AU

Year: 2036 Days

Day: 20.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,167,396 km

• M1: 133,142 km (0.057 R)
• M2: 279,598 km (0.107 R)

Asteroid Belt

Center: 7.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.1

Radius: 14.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 11.01 AU - 11.99 AU

Year: 14692 Days

Day: 7 Hours

Environment

Temp: -185 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 106,167,396 km

• M1: 181,761 km (0.081 R)
• M2: 695,780 km (0.038 R)
• M3: 1,203,964 km (0.116 R)
• M4: 1,783,356 km (0.087 R)
• M5: 2,264,613 km (0.117 R)
• M6: 2,766,065 km (0.1 R)
• M7: 3,419,508 km (0.114 R)
• M8: 4,738,513 km (0.049 R)
• M9: 8,122,117 km (0.115 R)
• M10: 9,576,208 km (0.097 R)
• M11: 11,675,815 km (0.061 R)
• M12: 12,355,438 km (0.068 R)
• M13: 15,634,922 km (0.103 R)
• M14: 17,555,011 km (0.045 R)
• M15: 18,119,743 km (0.098 R)
• M16: 19,974,009 km (0.087 R)
• M17: 24,855,237 km (0.075 R)
• M18: 35,600,553 km (0.081 R)
• M19: 37,560,585 km (0.109 R)
• M20: 42,701,515 km (0.118 R)
• M21: 48,136,406 km (0.081 R)
• M22: 50,693,333 km (0.081 R)
• M23: 54,015,453 km (0.085 R)
• M24: 55,039,749 km (0.086 R)
• M25: 58,190,430 km (0.083 R)
• M26: 59,086,671 km (0.099 R)
• M27: 59,810,126 km (0.082 R)
• M28: 61,459,592 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.3

Radius: 5.1

Gravity: 27.62 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 16.9 AU - 21.9 AU

Year: 32191 Days

Day: 22 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,167,396 km

• M1: 63,429 km (0.052 R)
• M2: 324,478 km (0.087 R)
• M3: 593,904 km (0.103 R)
• M4: 1,885,532 km (0.078 R)
• M5: 2,732,405 km (0.058 R)
• M6: 3,014,995 km (0.046 R)
• M7: 3,193,915 km (0.104 R)
• M8: 3,911,236 km (0.093 R)
• M9: 5,013,773 km (0.03 R)
• M10: 6,357,461 km (0.062 R)
• M11: 6,602,652 km (0.109 R)
• M12: 7,924,498 km (0.1 R)
• M13: 13,891,359 km (0.058 R)
• M14: 15,068,694 km (0.086 R)
• M15: 16,864,018 km (0.039 R)
• M16: 17,051,016 km (0.037 R)
• M17: 18,498,076 km (0.086 R)
• M18: 22,639,843 km (0.082 R)
• M19: 25,107,011 km (0.058 R)
• M20: 25,967,647 km (0.117 R)
• M21: 32,262,277 km (0.049 R)
• M22: 32,695,363 km (0.073 R)
• M23: 35,836,768 km (0.116 R)
• M24: 37,400,964 km (0.086 R)
• M25: 40,163,588 km (0.115 R)
• M26: 47,565,840 km (0.083 R)
• M27: 49,836,586 km (0.077 R)
• M28: 51,389,861 km (0.11 R)
• M29: 53,175,461 km (0.093 R)
• M30: 57,502,130 km (0.079 R)
• M31: 57,713,811 km (0.109 R)
• M32: 60,732,248 km (0.094 R)
• M33: 66,148,738 km (0.1 R)
• M34: 69,933,265 km (0.074 R)
• M35: 70,416,167 km (0.091 R)
• M36: 74,360,314 km (0.116 R)
• M37: 79,494,214 km (0.116 R)
• M38: 80,548,580 km (0.095 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 13,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit