🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.99 AU - 1.19 AU

Year: 422 Days

Day: 19.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,070,945 km

• M1: 35,455 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.65 AU - 3.09 AU

Year: 1803 Days

Day: 22.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.4 AU - 5.14 AU

Year: 3272 Days

Day: 41.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,070,945 km

• M1: 76,893 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.56 AU - 5.34 AU

Year: 3481 Days

Day: 13.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,070,945 km

• M1: 1,291,179 km (0.081 R)

Asteroid Belt

Center: 5.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.1

Radius: 12.5

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.02 AU - 6.1 AU

Year: 5532 Days

Day: 10.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,070,945 km

• M1: 155,432 km (0.116 R)
• M2: 837,299 km (0.093 R)
• M3: 1,309,131 km (0.11 R)
• M4: 2,926,583 km (0.064 R)
• M5: 5,128,514 km (0.071 R)
• M6: 8,117,928 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579

Radius: 14.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.69 AU - 7.77 AU

Year: 7210 Days

Day: 9.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,070,945 km

• M1: 179,069 km (0.057 R)
• M2: 712,385 km (0.106 R)
• M3: 1,412,353 km (0.092 R)
• M4: 2,030,641 km (0.043 R)
• M5: 2,552,289 km (0.047 R)
• M6: 4,089,707 km (0.09 R)
• M7: 4,576,947 km (0.054 R)
• M8: 5,074,360 km (0.104 R)
• M9: 5,638,793 km (0.082 R)
• M10: 7,290,503 km (0.057 R)
• M11: 7,855,683 km (0.067 R)
• M12: 8,947,000 km (0.048 R)
• M13: 13,156,983 km (0.071 R)
• M14: 19,378,011 km (0.101 R)
• M15: 20,025,919 km (0.102 R)
• M16: 21,365,119 km (0.085 R)
• M17: 21,901,727 km (0.099 R)
• M18: 24,056,534 km (0.086 R)
• M19: 24,805,272 km (0.103 R)
• M20: 25,398,278 km (0.093 R)
• M21: 27,055,822 km (0.047 R)
• M22: 27,684,283 km (0.029 R)
• M23: 32,561,622 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 12.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7.73 AU - 8.53 AU

Year: 8597 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,070,945 km

• M1: 162,613 km (0.07 R)
• M2: 678,277 km (0.095 R)
• M3: 1,233,883 km (0.117 R)
• M4: 6,669,671 km (0.119 R)
• M5: 8,149,344 km (0.118 R)
• M6: 9,994,933 km (0.101 R)
• M7: 10,889,678 km (0.079 R)
• M8: 13,456,777 km (0.068 R)
• M9: 14,598,658 km (0.081 R)
• M10: 16,348,504 km (0.076 R)
• M11: 19,260,576 km (0.08 R)
• M12: 20,904,208 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.1

Radius: 6.4

Gravity: 20.44 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.78 AU - 17.32 AU

Year: 19531 Days

Day: 24.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,070,945 km

• M1: 79,885 km (0.093 R)
• M2: 619,634 km (0.114 R)
• M3: 1,725,013 km (0.085 R)
• M4: 2,304,854 km (0.079 R)
• M5: 2,603,751 km (0.063 R)
• M6: 4,538,500 km (0.05 R)
• M7: 5,472,589 km (0.053 R)
• M8: 5,879,944 km (0.107 R)
• M9: 7,128,488 km (0.08 R)
• M10: 8,652,442 km (0.088 R)
• M11: 8,981,407 km (0.073 R)
• M12: 9,261,903 km (0.09 R)
• M13: 9,606,128 km (0.063 R)
• M14: 11,069,494 km (0.106 R)
• M15: 13,171,494 km (0.097 R)
• M16: 14,815,575 km (0.068 R)
• M17: 17,531,075 km (0.107 R)
• M18: 19,143,740 km (0.073 R)
• M19: 25,010,221 km (0.092 R)
• M20: 25,790,374 km (0.118 R)
• M21: 33,288,817 km (0.113 R)
• M22: 35,193,946 km (0.052 R)
• M23: 37,748,330 km (0.104 R)
• M24: 39,368,924 km (0.101 R)
• M25: 45,652,483 km (0.098 R)
• M26: 47,321,696 km (0.111 R)
• M27: 54,963,903 km (0.112 R)
• M28: 55,714,137 km (0.097 R)
• M29: 58,199,107 km (0.053 R)
• M30: 60,956,944 km (0.118 R)
• M31: 67,157,327 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 19,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit