🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.66 AU - 0.82 AU

Year: 237 Days

Day: 14.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,524,656 km

• M1: 88,113 km (0.078 R)
• M2: 226,790 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.03 AU - 1.49 AU

Year: 527 Days

Day: 24.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.94 AU - 2.72 AU

Year: 1326 Days

Day: 28.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.5

Radius: 9.8

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.89 AU - 5.43 AU

Year: 4369 Days

Day: 11.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,524,656 km

• M1: 124,166 km (0.113 R)
• M2: 501,452 km (0.073 R)
• M3: 1,072,916 km (0.114 R)
• M4: 1,625,082 km (0.087 R)
• M5: 2,182,334 km (0.088 R)
• M6: 2,572,186 km (0.09 R)
• M7: 5,005,994 km (0.114 R)
• M8: 8,985,147 km (0.078 R)
• M9: 12,708,788 km (0.068 R)
• M10: 15,729,468 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.2

Radius: 14.4

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.27 AU - 6.81 AU

Year: 6235 Days

Day: 7.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,524,656 km

• M1: 205,547 km (0.115 R)
• M2: 717,771 km (0.094 R)
• M3: 1,267,244 km (0.114 R)
• M4: 1,729,950 km (0.119 R)
• M5: 2,188,467 km (0.098 R)
• M6: 4,415,232 km (0.1 R)
• M7: 5,234,729 km (0.083 R)
• M8: 7,043,666 km (0.095 R)
• M9: 8,767,632 km (0.12 R)
• M10: 12,002,836 km (0.079 R)
• M11: 13,035,510 km (0.083 R)
• M12: 17,641,927 km (0.087 R)
• M13: 19,303,960 km (0.101 R)
• M14: 20,720,951 km (0.059 R)
• M15: 21,917,883 km (0.106 R)
• M16: 23,160,593 km (0.025 R)
• M17: 24,915,825 km (0.036 R)
• M18: 28,008,013 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 9.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.43 AU - 8.91 AU

Year: 7157 Days

Day: 5.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,524,656 km

• M1: 123,119 km (0.078 R)
• M2: 996,023 km (0.118 R)
• M3: 1,608,177 km (0.053 R)
• M4: 1,969,755 km (0.064 R)
• M5: 3,161,901 km (0.033 R)
• M6: 3,782,732 km (0.107 R)
• M7: 4,482,850 km (0.045 R)
• M8: 5,120,586 km (0.103 R)
• M9: 5,446,410 km (0.108 R)
• M10: 5,849,277 km (0.038 R)
• M11: 7,779,388 km (0.09 R)
• M12: 8,412,636 km (0.063 R)
• M13: 9,382,778 km (0.041 R)
• M14: 10,951,312 km (0.106 R)
• M15: 14,365,584 km (0.117 R)
• M16: 15,563,564 km (0.081 R)
• M17: 16,697,516 km (0.082 R)
• M18: 17,616,944 km (0.063 R)
• M19: 18,569,733 km (0.089 R)
• M20: 19,844,756 km (0.047 R)
• M21: 22,647,322 km (0.117 R)
• M22: 25,876,243 km (0.084 R)
• M23: 28,100,314 km (0.094 R)
• M24: 30,545,342 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.1

Radius: 7.7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.79 AU - 20.77 AU

Year: 29135 Days

Day: 21.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,524,656 km

• M1: 100,979 km (0.11 R)
• M2: 432,039 km (0.06 R)
• M3: 896,690 km (0.064 R)
• M4: 1,435,990 km (0.11 R)
• M5: 2,175,303 km (0.065 R)
• M6: 2,570,989 km (0.098 R)
• M7: 2,886,192 km (0.047 R)
• M8: 3,713,019 km (0.102 R)
• M9: 4,279,845 km (0.089 R)
• M10: 5,161,276 km (0.087 R)
• M11: 5,467,353 km (0.11 R)
• M12: 6,725,023 km (0.061 R)
• M13: 6,998,039 km (0.117 R)
• M14: 10,092,172 km (0.072 R)
• M15: 10,450,608 km (0.029 R)
• M16: 10,694,303 km (0.093 R)
• M17: 11,903,802 km (0.088 R)
• M18: 19,344,650 km (0.089 R)
• M19: 23,029,695 km (0.115 R)
• M20: 24,284,222 km (0.059 R)
• M21: 27,387,331 km (0.09 R)
• M22: 28,556,887 km (0.072 R)
• M23: 29,516,109 km (0.101 R)
• M24: 32,522,876 km (0.119 R)
• M25: 32,912,429 km (0.093 R)
• M26: 40,920,403 km (0.082 R)
• M27: 45,129,788 km (0.119 R)
• M28: 47,089,819 km (0.042 R)
• M29: 51,004,048 km (0.12 R)
• M30: 51,706,260 km (0.037 R)
• M31: 52,059,760 km (0.104 R)
• M32: 62,025,521 km (0.081 R)
• M33: 62,424,648 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.2

Radius: 7.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 14.34 AU - 22.62 AU

Year: 29615 Days

Day: 22.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,524,656 km

• M1: 98,435 km (0.063 R)
• M2: 496,067 km (0.118 R)
• M3: 876,494 km (0.09 R)
• M4: 2,318,318 km (0.09 R)
• M5: 5,461,968 km (0.052 R)
• M6: 10,992,003 km (0.109 R)
• M7: 21,329,365 km (0.12 R)
• M8: 24,484,683 km (0.117 R)
• M9: 26,281,354 km (0.058 R)
• M10: 28,391,432 km (0.117 R)
• M11: 31,093,618 km (0.093 R)
• M12: 31,580,559 km (0.107 R)
• M13: 55,137,287 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 11,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit