🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.7 AU - 0.72 AU

Year: 223 Days

Day: 46.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,281,537 km

• M1: 160,369 km (0.112 R)
• M2: 243,396 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.12 AU - 1.4 AU

Year: 527 Days

Day: 36.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.83 AU - 2.91 AU

Year: 1812 Days

Day: 41 Hours

Environment

Temp: -101 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.46 AU - 3.34 AU

Year: 1841 Days

Day: 33.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,281,537 km

• M1: 787,782 km (0.109 R)
• M2: 1,186,610 km (0.1 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.4

Radius: 11.6

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.76 AU - 7.06 AU

Year: 5356 Days

Day: 11.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,281,537 km

• M1: 144,512 km (0.094 R)
• M2: 712,684 km (0.051 R)
• M3: 1,476,381 km (0.062 R)
• M4: 1,868,926 km (0.106 R)
• M5: 2,331,782 km (0.119 R)
• M6: 2,925,536 km (0.116 R)
• M7: 6,912,469 km (0.102 R)
• M8: 7,527,316 km (0.119 R)
• M9: 8,141,266 km (0.036 R)
• M10: 9,428,406 km (0.113 R)
• M11: 18,405,774 km (0.11 R)
• M12: 20,129,141 km (0.098 R)
• M13: 23,894,520 km (0.111 R)
• M14: 25,220,855 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.2

Radius: 10.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.07 AU - 11.71 AU

Year: 12485 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,281,537 km

• M1: 135,536 km (0.062 R)
• M2: 627,862 km (0.034 R)
• M3: 1,592,021 km (0.073 R)
• M4: 2,307,098 km (0.115 R)
• M5: 2,880,956 km (0.086 R)
• M6: 4,453,080 km (0.078 R)
• M7: 5,801,405 km (0.049 R)
• M8: 8,699,715 km (0.097 R)
• M9: 9,239,464 km (0.074 R)
• M10: 12,059,533 km (0.058 R)
• M11: 12,674,231 km (0.104 R)
• M12: 13,427,606 km (0.109 R)
• M13: 16,066,363 km (0.115 R)
• M14: 16,537,446 km (0.095 R)
• M15: 18,150,859 km (0.082 R)
• M16: 19,789,854 km (0.086 R)
• M17: 21,769,781 km (0.115 R)
• M18: 22,934,401 km (0.086 R)
• M19: 23,532,044 km (0.091 R)
• M20: 23,965,280 km (0.098 R)
• M21: 25,206,792 km (0.101 R)
• M22: 28,204,883 km (0.098 R)
• M23: 34,341,687 km (0.117 R)
• M24: 37,778,997 km (0.053 R)
• M25: 38,492,879 km (0.088 R)
• M26: 40,564,809 km (0.12 R)
• M27: 42,071,260 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.3

Radius: 9

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 11.24 AU - 11.96 AU

Year: 14728 Days

Day: 13.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,281,537 km

• M1: 120,875 km (0.112 R)
• M2: 486,492 km (0.055 R)
• M3: 1,200,822 km (0.042 R)
• M4: 1,638,396 km (0.077 R)
• M5: 2,025,705 km (0.117 R)
• M6: 2,394,314 km (0.099 R)
• M7: 4,620,779 km (0.111 R)
• M8: 9,341,190 km (0.09 R)
• M9: 12,767,580 km (0.111 R)
• M10: 13,900,933 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.6

Radius: 4

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.92 AU - 16.06 AU

Year: 19507 Days

Day: 20.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,281,537 km

• M1: 49,816 km (0.097 R)
• M2: 385,813 km (0.102 R)
• M3: 540,348 km (0.096 R)
• M4: 836,850 km (0.061 R)
• M5: 1,159,832 km (0.063 R)
• M6: 1,561,054 km (0.048 R)
• M7: 3,030,404 km (0.053 R)
• M8: 3,782,881 km (0.101 R)
• M9: 4,652,494 km (0.073 R)
• M10: 4,777,707 km (0.072 R)
• M11: 5,301,300 km (0.108 R)
• M12: 7,478,996 km (0.099 R)
• M13: 8,138,124 km (0.094 R)
• M14: 11,847,104 km (0.104 R)
• M15: 15,618,915 km (0.066 R)
• M16: 18,665,177 km (0.048 R)
• M17: 20,452,422 km (0.105 R)
• M18: 21,909,207 km (0.117 R)
• M19: 26,892,760 km (0.081 R)
• M20: 29,165,900 km (0.065 R)
• M21: 31,788,201 km (0.069 R)
• M22: 32,239,987 km (0.107 R)
• M23: 35,161,035 km (0.108 R)
• M24: 37,621,321 km (0.102 R)
• M25: 38,893,352 km (0.117 R)
• M26: 40,325,452 km (0.037 R)
• M27: 52,281,464 km (0.05 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: 400 - 11,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit