🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.93 AU - 1.29 AU

Year: 434 Days

Day: 45.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.09 AU - 1.71 AU

Year: 614 Days

Day: 32.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,765,804 km

• M1: 36,203 km (0.073 R)
• M2: 906,563 km (0.11 R)

Asteroid Belt

Center: 1.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.79 AU - 2.13 AU

Year: 1018 Days

Day: 20.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,765,804 km

• M1: 1,059,751 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.15 AU - 3.55 AU

Year: 2274 Days

Day: 34.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 79.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.2 AU - 4.2 AU

Year: 2639 Days

Day: 45.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 10.9

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.78 AU - 5.84 AU

Year: 4538 Days

Day: 12.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 106,765,804 km

• M1: 149,598 km (0.067 R)
• M2: 704,905 km (0.112 R)
• M3: 1,046,437 km (0.107 R)
• M4: 1,908,270 km (0.09 R)
• M5: 2,328,341 km (0.067 R)
• M6: 3,101,762 km (0.099 R)
• M7: 3,607,702 km (0.079 R)
• M8: 4,059,937 km (0.091 R)
• M9: 6,673,411 km (0.101 R)
• M10: 7,103,655 km (0.082 R)
• M11: 9,236,472 km (0.091 R)
• M12: 10,046,993 km (0.091 R)
• M13: 10,613,221 km (0.069 R)
• M14: 17,331,063 km (0.109 R)
• M15: 17,677,232 km (0.117 R)
• M16: 19,978,347 km (0.108 R)
• M17: 21,797,008 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74

Radius: 13.1

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.44 AU - 11.9 AU

Year: 12028 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 106,765,804 km

• M1: 165,605 km (0.075 R)
• M2: 667,954 km (0.091 R)
• M3: 1,696,589 km (0.056 R)
• M4: 5,540,058 km (0.118 R)
• M5: 6,015,031 km (0.032 R)
• M6: 7,143,897 km (0.064 R)
• M7: 8,812,960 km (0.114 R)
• M8: 10,102,494 km (0.102 R)
• M9: 10,814,280 km (0.118 R)
• M10: 11,514,399 km (0.09 R)
• M11: 15,752,656 km (0.046 R)
• M12: 18,494,486 km (0.105 R)
• M13: 19,688,426 km (0.071 R)
• M14: 25,056,895 km (0.101 R)
• M15: 25,742,054 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.1

Radius: 4.9

Gravity: 37.41 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 14.73 AU - 21.87 AU

Year: 29032 Days

Day: 22.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 106,765,804 km

• M1: 67,319 km (0.119 R)
• M2: 227,538 km (0.113 R)
• M3: 406,906 km (0.086 R)
• M4: 683,213 km (0.07 R)
• M5: 1,649,466 km (0.099 R)
• M6: 1,958,087 km (0.12 R)
• M7: 2,184,578 km (0.102 R)
• M8: 3,239,841 km (0.053 R)
• M9: 3,590,349 km (0.045 R)
• M10: 4,714,726 km (0.091 R)
• M11: 5,207,203 km (0.113 R)
• M12: 7,096,923 km (0.086 R)
• M13: 7,523,277 km (0.111 R)
• M14: 8,137,077 km (0.111 R)
• M15: 10,312,230 km (0.115 R)
• M16: 11,068,746 km (0.059 R)
• M17: 12,614,691 km (0.069 R)
• M18: 12,924,658 km (0.052 R)
• M19: 13,081,436 km (0.096 R)
• M20: 13,239,561 km (0.109 R)
• M21: 15,151,272 km (0.05 R)
• M22: 15,589,893 km (0.068 R)
• M23: 15,946,834 km (0.077 R)
• M24: 20,772,861 km (0.11 R)
• M25: 21,864,626 km (0.094 R)
• M26: 22,199,426 km (0.114 R)
• M27: 23,573,184 km (0.081 R)
• M28: 25,491,627 km (0.097 R)
• M29: 30,598,898 km (0.086 R)
• M30: 31,582,504 km (0.042 R)
• M31: 34,810,527 km (0.12 R)
• M32: 35,420,138 km (0.101 R)
• M33: 35,727,562 km (0.101 R)
• M34: 37,769,722 km (0.105 R)
• M35: 39,557,267 km (0.099 R)
• M36: 40,221,183 km (0.03 R)
• M37: 44,717,945 km (0.106 R)
• M38: 44,897,163 km (0.072 R)
• M39: 53,473,759 km (0.104 R)
• M40: 85,889,673 km (0.079 R)
• M41: 90,396,309 km (0.094 R)
• M42: 102,658,248 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 15,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit