🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.73 AU - 0.95 AU

Year: 325 Days

Day: 13.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2 AU - 2.28 AU

Year: 1320 Days

Day: 45 Hours

Environment

Temp: -123 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.75 AU - 2.83 AU

Year: 1965 Days

Day: 17 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,432,786 km

• M1: 284,236 km (0.064 R)

Asteroid Belt

Center: 3.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.2

Radius: 10.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.87 AU - 3.77 AU

Year: 2551 Days

Day: 5.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,432,786 km

• M1: 135,536 km (0.09 R)
• M2: 485,744 km (0.106 R)
• M3: 849,866 km (0.111 R)
• M4: 1,443,919 km (0.067 R)
• M5: 2,382,496 km (0.114 R)
• M6: 3,394,525 km (0.045 R)
• M7: 5,250,287 km (0.098 R)
• M8: 5,772,084 km (0.103 R)
• M9: 6,577,519 km (0.07 R)
• M10: 8,747,137 km (0.082 R)
• M11: 11,234,950 km (0.06 R)
• M12: 17,021,695 km (0.09 R)
• M13: 17,724,505 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.4

Radius: 9.1

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.42 AU - 4.42 AU

Year: 3919 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,432,786 km

• M1: 113,246 km (0.068 R)
• M2: 649,255 km (0.046 R)
• M3: 989,440 km (0.063 R)
• M4: 1,929,065 km (0.107 R)
• M5: 3,854,988 km (0.06 R)
• M6: 5,332,566 km (0.111 R)
• M7: 6,718,590 km (0.098 R)
• M8: 7,413,322 km (0.08 R)
• M9: 10,595,269 km (0.09 R)
• M10: 11,187,677 km (0.079 R)
• M11: 12,346,312 km (0.091 R)
• M12: 14,029,737 km (0.106 R)
• M13: 18,442,575 km (0.093 R)
• M14: 22,371,913 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76

Radius: 8.6

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.8 AU - 5.92 AU

Year: 4519 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,432,786 km

• M1: 152,291 km (0.06 R)
• M2: 839,543 km (0.028 R)
• M3: 1,237,623 km (0.09 R)
• M4: 2,419,746 km (0.12 R)
• M5: 2,912,820 km (0.118 R)
• M6: 3,313,892 km (0.119 R)
• M7: 10,180,135 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.6

Radius: 12.7

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.48 AU - 6.66 AU

Year: 5544 Days

Day: 10.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,432,786 km

• M1: 159,771 km (0.12 R)
• M2: 689,197 km (0.088 R)
• M3: 1,376,749 km (0.095 R)
• M4: 2,327,593 km (0.103 R)
• M5: 2,753,498 km (0.111 R)
• M6: 4,690,043 km (0.118 R)
• M7: 7,337,028 km (0.118 R)
• M8: 7,884,406 km (0.104 R)
• M9: 8,498,057 km (0.094 R)
• M10: 26,827,985 km (0.051 R)
• M11: 27,516,883 km (0.101 R)
• M12: 29,200,457 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.4

Radius: 7

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 10.71 AU - 13.99 AU

Year: 18305 Days

Day: 23 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,432,786 km

• M1: 87,216 km (0.04 R)
• M2: 378,333 km (0.033 R)
• M3: 819,647 km (0.048 R)
• M4: 1,053,319 km (0.084 R)
• M5: 1,867,879 km (0.056 R)
• M6: 2,148,525 km (0.091 R)
• M7: 2,377,409 km (0.089 R)
• M8: 3,999,499 km (0.108 R)
• M9: 4,529,674 km (0.102 R)
• M10: 5,516,122 km (0.046 R)
• M11: 6,921,145 km (0.072 R)
• M12: 8,315,996 km (0.048 R)
• M13: 9,836,958 km (0.088 R)
• M14: 11,023,119 km (0.051 R)
• M15: 12,422,458 km (0.119 R)
• M16: 16,505,582 km (0.045 R)
• M17: 18,330,975 km (0.092 R)
• M18: 18,807,594 km (0.091 R)
• M19: 24,322,220 km (0.095 R)
• M20: 24,608,850 km (0.11 R)
• M21: 26,678,686 km (0.049 R)
• M22: 30,825,539 km (0.097 R)
• M23: 32,993,212 km (0.108 R)
• M24: 33,580,084 km (0.089 R)
• M25: 34,054,609 km (0.031 R)
• M26: 35,016,972 km (0.071 R)
• M27: 38,141,473 km (0.032 R)
• M28: 39,179,234 km (0.048 R)
• M29: 46,829,070 km (0.086 R)
• M30: 49,228,171 km (0.109 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: 409 - 12,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit