🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.89 AU - 0.95 AU

Year: 340 Days

Day: 23.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,675,440 km

• M1: 90,507 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.15 AU - 1.65 AU

Year: 638 Days

Day: 36.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 93.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.97 AU - 2.21 AU

Year: 1163 Days

Day: 13.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 59.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.7 AU - 2.8 AU

Year: 1299 Days

Day: 29.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,675,440 km

• M1: 109,057 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.69 AU - 3.95 AU

Year: 2875 Days

Day: 36.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.5

Radius: 8.9

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.92 AU - 9.6 AU

Year: 9140 Days

Day: 13.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,675,440 km

• M1: 111,002 km (0.117 R)
• M2: 575,802 km (0.03 R)
• M3: 1,034,469 km (0.073 R)
• M4: 2,059,514 km (0.118 R)
• M5: 2,343,451 km (0.101 R)
• M6: 2,840,116 km (0.118 R)
• M7: 3,170,876 km (0.12 R)
• M8: 3,502,685 km (0.1 R)
• M9: 4,377,982 km (0.068 R)
• M10: 4,821,091 km (0.114 R)
• M11: 6,593,077 km (0.047 R)
• M12: 10,936,053 km (0.088 R)
• M13: 11,641,856 km (0.069 R)
• M14: 13,024,140 km (0.117 R)
• M15: 13,754,926 km (0.097 R)
• M16: 15,633,725 km (0.107 R)
• M17: 16,250,069 km (0.059 R)
• M18: 20,132,433 km (0.077 R)
• M19: 23,421,043 km (0.096 R)
• M20: 24,047,110 km (0.114 R)
• M21: 26,278,063 km (0.116 R)
• M22: 27,345,294 km (0.084 R)
• M23: 28,643,654 km (0.069 R)
• M24: 30,087,124 km (0.093 R)
• M25: 31,904,588 km (0.058 R)
• M26: 33,455,170 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79

Radius: 4.4

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 10.08 AU - 15.96 AU

Year: 18088 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,675,440 km

• M1: 55,202 km (0.085 R)
• M2: 193,729 km (0.108 R)
• M3: 335,548 km (0.042 R)
• M4: 557,102 km (0.103 R)
• M5: 988,393 km (0.066 R)
• M6: 1,297,462 km (0.099 R)
• M7: 1,878,351 km (0.12 R)
• M8: 2,218,536 km (0.086 R)
• M9: 3,164,145 km (0.059 R)
• M10: 9,162,720 km (0.109 R)
• M11: 11,967,231 km (0.04 R)
• M12: 12,484,391 km (0.044 R)
• M13: 14,011,486 km (0.119 R)
• M14: 16,719,357 km (0.119 R)
• M15: 19,543,765 km (0.112 R)
• M16: 23,221,928 km (0.114 R)
• M17: 23,863,254 km (0.039 R)
• M18: 27,513,592 km (0.03 R)
• M19: 28,869,696 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.2

Radius: 6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.09 AU - 18.51 AU

Year: 28913 Days

Day: 18.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,675,440 km

• M1: 157,527 km (0.051 R)
• M2: 483,800 km (0.116 R)
• M3: 1,067,680 km (0.032 R)
• M4: 1,267,393 km (0.115 R)
• M5: 2,520,126 km (0.04 R)
• M6: 4,070,558 km (0.104 R)
• M7: 5,272,128 km (0.055 R)
• M8: 6,050,486 km (0.053 R)
• M9: 9,045,734 km (0.07 R)
• M10: 11,238,540 km (0.107 R)
• M11: 12,021,236 km (0.103 R)
• M12: 14,517,426 km (0.089 R)
• M13: 15,155,611 km (0.098 R)
• M14: 27,311,934 km (0.041 R)
• M15: 28,943,598 km (0.055 R)
• M16: 30,754,480 km (0.075 R)
• M17: 41,231,716 km (0.078 R)
• M18: 42,365,818 km (0.111 R)
• M19: 43,084,935 km (0.11 R)
• M20: 44,695,805 km (0.072 R)
• M21: 56,416,050 km (0.059 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 13,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit