🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.4 AU - 0.66 AU

Year: 136 Days

Day: 47.6 Hours

Environment

Temp: 281 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,862,140 km

• M1: 38,297 km (0.102 R)
• M2: 442,361 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.88 AU - 1.3 AU

Year: 402 Days

Day: 42.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,862,140 km

• M1: 222,302 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.34 AU - 1.54 AU

Year: 610 Days

Day: 16.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,862,140 km

• M1: 46,375 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.62 AU - 2.9 AU

Year: 1619 Days

Day: 33.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.79 AU - 3.19 AU

Year: 1826 Days

Day: 31.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.95 AU - 3.37 AU

Year: 1983 Days

Day: 27.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,862,140 km

• M1: 446,250 km (0.093 R)
• M2: 1,012,030 km (0.105 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.78 AU - 5.12 AU

Year: 3889 Days

Day: 21.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.5

Radius: 11.4

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.07 AU - 12.73 AU

Year: 11843 Days

Day: 5.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,862,140 km

• M1: 150,196 km (0.103 R)
• M2: 596,596 km (0.099 R)
• M3: 1,025,643 km (0.077 R)
• M4: 3,065,859 km (0.083 R)
• M5: 4,250,076 km (0.118 R)
• M6: 4,973,381 km (0.116 R)
• M7: 5,422,624 km (0.108 R)
• M8: 5,777,171 km (0.065 R)
• M9: 6,210,556 km (0.093 R)
• M10: 6,632,272 km (0.079 R)
• M11: 7,679,158 km (0.089 R)
• M12: 11,481,936 km (0.116 R)
• M13: 12,471,825 km (0.093 R)
• M14: 13,145,165 km (0.037 R)
• M15: 13,517,664 km (0.058 R)
• M16: 17,577,301 km (0.094 R)
• M17: 22,159,334 km (0.099 R)
• M18: 22,840,154 km (0.059 R)
• M19: 32,039,077 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858

Radius: 5.7

Gravity: 26.41 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.11 AU - 16.05 AU

Year: 20678 Days

Day: 16.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,862,140 km

• M1: 71,508 km (0.104 R)
• M2: 382,971 km (0.117 R)
• M3: 663,915 km (0.068 R)
• M4: 1,090,419 km (0.093 R)
• M5: 2,178,594 km (0.116 R)
• M6: 2,401,794 km (0.089 R)
• M7: 2,947,228 km (0.05 R)
• M8: 3,220,992 km (0.046 R)
• M9: 5,393,452 km (0.119 R)
• M10: 5,637,147 km (0.031 R)
• M11: 6,457,841 km (0.094 R)
• M12: 7,454,611 km (0.112 R)
• M13: 8,173,728 km (0.048 R)
• M14: 10,670,966 km (0.026 R)
• M15: 10,862,152 km (0.106 R)
• M16: 11,317,229 km (0.1 R)
• M17: 20,823,724 km (0.098 R)
• M18: 22,242,810 km (0.063 R)
• M19: 22,764,906 km (0.09 R)
• M20: 24,160,505 km (0.077 R)
• M21: 27,358,459 km (0.08 R)
• M22: 28,443,342 km (0.077 R)
• M23: 32,667,089 km (0.096 R)
• M24: 34,162,918 km (0.06 R)
• M25: 39,834,173 km (0.044 R)
• M26: 46,439,966 km (0.054 R)
• M27: 47,120,936 km (0.117 R)
• M28: 53,739,445 km (0.065 R)
• M29: 55,820,501 km (0.112 R)
• M30: 60,343,891 km (0.111 R)
• M31: 65,531,198 km (0.112 R)
• M32: 66,172,823 km (0.117 R)
• M33: 67,035,105 km (0.083 R)
• M34: 67,468,939 km (0.098 R)
• M35: 70,782,981 km (0.081 R)
• M36: 74,435,861 km (0.106 R)
• M37: 83,862,173 km (0.11 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 13,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit