🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.28 AU - 1.62 AU

Year: 614 Days

Day: 12.8 Hours

Environment

Temp: -12 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,125,424 km

• M1: 691,142 km (0.115 R)
• M2: 1,031,178 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.49 AU - 3.15 AU

Year: 1664 Days

Day: 33.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.4

Radius: 11.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.53 AU - 7.01 AU

Year: 4871 Days

Day: 14.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,125,424 km

• M1: 140,472 km (0.099 R)
• M2: 604,525 km (0.06 R)
• M3: 1,019,210 km (0.11 R)
• M4: 1,417,589 km (0.111 R)
• M5: 1,884,185 km (0.119 R)
• M6: 2,307,398 km (0.12 R)
• M7: 2,826,652 km (0.113 R)
• M8: 4,339,385 km (0.067 R)
• M9: 6,833,332 km (0.091 R)
• M10: 7,389,985 km (0.074 R)
• M11: 8,914,537 km (0.051 R)
• M12: 9,731,940 km (0.091 R)
• M13: 10,598,560 km (0.061 R)
• M14: 11,050,944 km (0.095 R)
• M15: 13,413,244 km (0.109 R)
• M16: 15,774,198 km (0.115 R)
• M17: 16,802,833 km (0.112 R)
• M18: 18,933,705 km (0.096 R)
• M19: 21,958,723 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.4

Radius: 12.3

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.5 AU - 7.94 AU

Year: 7539 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 170.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,125,424 km

• M1: 153,039 km (0.115 R)
• M2: 598,541 km (0.062 R)
• M3: 1,209,050 km (0.096 R)
• M4: 2,924,339 km (0.116 R)
• M5: 3,438,208 km (0.111 R)
• M6: 4,553,759 km (0.069 R)
• M7: 10,184,623 km (0.113 R)
• M8: 15,326,451 km (0.119 R)
• M9: 18,239,272 km (0.098 R)
• M10: 22,254,778 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.7

Radius: 6.3

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 12.16 AU - 15.54 AU

Year: 18116 Days

Day: 15.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 87 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,125,424 km

• M1: 78,389 km (0.058 R)
• M2: 306,825 km (0.045 R)
• M3: 539,151 km (0.105 R)
• M4: 991,086 km (0.092 R)
• M5: 1,824,944 km (0.1 R)
• M6: 2,899,207 km (0.091 R)
• M7: 3,264,674 km (0.09 R)
• M8: 4,115,587 km (0.11 R)
• M9: 5,334,810 km (0.062 R)
• M10: 6,895,564 km (0.112 R)
• M11: 8,691,786 km (0.119 R)
• M12: 8,924,560 km (0.064 R)
• M13: 9,402,675 km (0.112 R)
• M14: 9,697,532 km (0.117 R)
• M15: 13,178,376 km (0.119 R)
• M16: 13,485,799 km (0.092 R)
• M17: 14,698,140 km (0.061 R)
• M18: 16,543,580 km (0.104 R)
• M19: 16,901,567 km (0.063 R)
• M20: 20,687,441 km (0.072 R)
• M21: 21,102,874 km (0.116 R)
• M22: 22,036,514 km (0.073 R)
• M23: 24,908,943 km (0.091 R)
• M24: 25,855,449 km (0.071 R)
• M25: 31,057,864 km (0.039 R)
• M26: 32,487,422 km (0.109 R)
• M27: 33,161,809 km (0.112 R)
• M28: 38,770,981 km (0.08 R)
• M29: 45,678,064 km (0.096 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 19,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit