🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.48 AU - 0.76 AU

Year: 187 Days

Day: 43.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,200,347 km

• M1: 60,138 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.71 AU - 0.93 AU

Year: 284 Days

Day: 27 Hours

Environment

Temp: 37 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.82 AU - 0.84 AU

Year: 290 Days

Day: 44.7 Hours

Environment

Temp: 44 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.93 AU - 1.31 AU

Year: 454 Days

Day: 15.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.93 AU - 1.53 AU

Year: 522 Days

Day: 22.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,200,347 km

• M1: 43,084 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.7

Radius: 14.9

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.6 AU - 8.16 AU

Year: 7676 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,200,347 km

• M1: 185,501 km (0.096 R)
• M2: 2,288,099 km (0.051 R)
• M3: 3,964,194 km (0.07 R)
• M4: 5,238,917 km (0.118 R)
• M5: 6,286,851 km (0.117 R)
• M6: 8,257,503 km (0.062 R)
• M7: 11,608,196 km (0.108 R)
• M8: 13,050,021 km (0.051 R)
• M9: 16,031,057 km (0.109 R)
• M10: 17,409,153 km (0.11 R)
• M11: 18,652,162 km (0.11 R)
• M12: 20,027,565 km (0.105 R)
• M13: 23,802,816 km (0.083 R)
• M14: 25,333,352 km (0.092 R)
• M15: 27,474,995 km (0.093 R)
• M16: 29,063,426 km (0.059 R)
• M17: 30,416,837 km (0.068 R)
• M18: 32,628,044 km (0.102 R)
• M19: 35,052,427 km (0.034 R)
• M20: 38,277,607 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.9

Radius: 13.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.42 AU - 9.88 AU

Year: 10597 Days

Day: 7.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,200,347 km

• M1: 172,935 km (0.058 R)
• M2: 1,407,566 km (0.105 R)
• M3: 2,756,490 km (0.116 R)
• M4: 3,293,248 km (0.04 R)
• M5: 3,822,974 km (0.093 R)
• M6: 5,024,992 km (0.118 R)
• M7: 7,028,407 km (0.097 R)
• M8: 8,209,333 km (0.08 R)
• M9: 8,824,928 km (0.077 R)
• M10: 9,377,094 km (0.052 R)
• M11: 10,099,651 km (0.111 R)
• M12: 10,910,921 km (0.104 R)
• M13: 11,439,899 km (0.065 R)
• M14: 12,895,636 km (0.085 R)
• M15: 15,635,670 km (0.096 R)
• M16: 16,931,188 km (0.041 R)
• M17: 21,247,535 km (0.042 R)
• M18: 25,873,700 km (0.066 R)
• M19: 26,531,033 km (0.101 R)
• M20: 35,427,768 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.4

Radius: 7.4

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 13.18 AU - 18.66 AU

Year: 24321 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 177.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,200,347 km

• M1: 93,648 km (0.059 R)
• M2: 392,395 km (0.105 R)
• M3: 634,594 km (0.097 R)
• M4: 1,092,663 km (0.077 R)
• M5: 1,701,526 km (0.064 R)
• M6: 2,021,366 km (0.025 R)
• M7: 2,336,569 km (0.091 R)
• M8: 3,454,813 km (0.068 R)
• M9: 4,967,397 km (0.054 R)
• M10: 5,664,823 km (0.082 R)
• M11: 7,252,804 km (0.063 R)
• M12: 8,097,434 km (0.112 R)
• M13: 8,410,542 km (0.113 R)
• M14: 8,677,724 km (0.117 R)
• M15: 10,462,875 km (0.071 R)
• M16: 10,960,587 km (0.102 R)
• M17: 12,342,273 km (0.07 R)
• M18: 15,687,282 km (0.106 R)
• M19: 17,697,129 km (0.109 R)
• M20: 18,136,498 km (0.089 R)
• M21: 19,591,636 km (0.115 R)
• M22: 22,018,263 km (0.073 R)
• M23: 30,113,902 km (0.042 R)
• M24: 30,866,529 km (0.068 R)
• M25: 31,120,097 km (0.102 R)
• M26: 32,671,277 km (0.057 R)
• M27: 33,199,507 km (0.062 R)
• M28: 40,141,597 km (0.069 R)
• M29: 43,391,461 km (0.094 R)
• M30: 47,315,563 km (0.117 R)
• M31: 56,996,490 km (0.047 R)
• M32: 57,954,365 km (0.101 R)
• M33: 63,518,358 km (0.099 R)
• M34: 67,917,583 km (0.112 R)
• M35: 68,562,051 km (0.05 R)
• M36: 76,850,820 km (0.089 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 15,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit