🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.48 AU - 0.56 AU

Year: 132 Days

Day: 43.4 Hours

Environment

Temp: 267 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.47 AU - 0.67 AU

Year: 151 Days

Day: 27.9 Hours

Environment

Temp: 262 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.16 AU - 1.92 AU

Year: 672 Days

Day: 26.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,101,098 km

• M1: 291,865 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.24 AU - 1.84 AU

Year: 672 Days

Day: 31.1 Hours

Environment

Temp: -15 °C

Axial Tilt: 18.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.04 AU - 4.06 AU

Year: 2351 Days

Day: 41.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.95 AU - 4.67 AU

Year: 2614 Days

Day: 16.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,101,098 km

• M1: 148,551 km (0.111 R)

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 10

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.21 AU - 10.17 AU

Year: 9792 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,101,098 km

• M1: 124,316 km (0.098 R)
• M2: 582,385 km (0.043 R)
• M3: 922,420 km (0.112 R)
• M4: 1,387,819 km (0.085 R)
• M5: 2,984,777 km (0.114 R)
• M6: 4,551,515 km (0.11 R)
• M7: 5,792,729 km (0.094 R)
• M8: 6,221,626 km (0.091 R)
• M9: 7,745,280 km (0.032 R)
• M10: 8,535,606 km (0.102 R)
• M11: 8,850,509 km (0.087 R)
• M12: 9,971,147 km (0.052 R)
• M13: 10,320,608 km (0.057 R)
• M14: 12,592,999 km (0.065 R)
• M15: 15,996,949 km (0.111 R)
• M16: 17,591,214 km (0.082 R)
• M17: 18,689,412 km (0.111 R)
• M18: 19,154,511 km (0.093 R)
• M19: 19,901,154 km (0.081 R)
• M20: 20,667,095 km (0.108 R)
• M21: 24,240,989 km (0.054 R)
• M22: 25,599,786 km (0.12 R)
• M23: 27,432,659 km (0.113 R)
• M24: 28,120,361 km (0.102 R)
• M25: 28,907,694 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.9

Radius: 6.8

Gravity: 21.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 11.9 AU - 15.4 AU

Year: 17725 Days

Day: 15.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,101,098 km

• M1: 84,523 km (0.116 R)
• M2: 311,164 km (0.096 R)
• M3: 1,178,382 km (0.109 R)
• M4: 1,475,185 km (0.045 R)
• M5: 1,916,199 km (0.093 R)
• M6: 2,220,930 km (0.092 R)
• M7: 3,419,209 km (0.1 R)
• M8: 4,190,685 km (0.107 R)
• M9: 5,946,665 km (0.093 R)
• M10: 7,587,006 km (0.085 R)
• M11: 11,274,294 km (0.074 R)
• M12: 12,963,703 km (0.07 R)
• M13: 13,248,836 km (0.081 R)
• M14: 13,465,454 km (0.119 R)
• M15: 21,316,350 km (0.06 R)
• M16: 22,217,677 km (0.031 R)
• M17: 23,882,103 km (0.057 R)
• M18: 29,617,386 km (0.085 R)
• M19: 32,277,685 km (0.081 R)
• M20: 32,670,230 km (0.11 R)
• M21: 34,408,408 km (0.062 R)
• M22: 51,117,293 km (0.073 R)
• M23: 51,472,588 km (0.105 R)
• M24: 52,008,448 km (0.106 R)
• M25: 54,373,740 km (0.082 R)
• M26: 55,864,482 km (0.097 R)
• M27: 57,958,404 km (0.033 R)
• M28: 62,100,170 km (0.069 R)
• M29: 65,385,041 km (0.109 R)
• M30: 67,709,492 km (0.117 R)
• M31: 73,873,523 km (0.034 R)
• M32: 74,555,390 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.8

Radius: 5.7

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 12.96 AU - 19.68 AU

Year: 23172 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,101,098 km

• M1: 71,358 km (0.111 R)
• M2: 1,857,258 km (0.102 R)
• M3: 4,855,049 km (0.111 R)
• M4: 12,746,935 km (0.062 R)
• M5: 14,361,844 km (0.077 R)
• M6: 15,183,585 km (0.12 R)
• M7: 15,464,231 km (0.031 R)
• M8: 17,070,613 km (0.119 R)
• M9: 24,132,530 km (0.107 R)
• M10: 24,901,463 km (0.078 R)
• M11: 27,513,143 km (0.097 R)
• M12: 33,747,185 km (0.05 R)
• M13: 42,365,818 km (0.095 R)
• M14: 47,850,973 km (0.101 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 20,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit