🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.64 AU - 0.66 AU

Year: 195 Days

Day: 42.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.68 AU - 0.92 AU

Year: 267 Days

Day: 15.8 Hours

Environment

Temp: 164 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,034,983 km

• M1: 355,445 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.03 AU - 1.17 AU

Year: 430 Days

Day: 22.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.93 AU - 2.73 AU

Year: 1326 Days

Day: 38.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 8.2

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.86 AU - 9.08 AU

Year: 7611 Days

Day: 12.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,034,983 km

• M1: 126,709 km (0.059 R)
• M2: 422,913 km (0.1 R)
• M3: 771,626 km (0.105 R)
• M4: 1,278,164 km (0.112 R)
• M5: 1,625,530 km (0.086 R)
• M6: 1,933,852 km (0.101 R)
• M7: 2,394,912 km (0.058 R)
• M8: 2,778,332 km (0.053 R)
• M9: 3,408,737 km (0.081 R)
• M10: 3,713,169 km (0.11 R)
• M11: 5,201,368 km (0.034 R)
• M12: 6,094,168 km (0.089 R)
• M13: 6,511,247 km (0.103 R)
• M14: 7,050,697 km (0.091 R)
• M15: 7,474,658 km (0.045 R)
• M16: 11,695,412 km (0.082 R)
• M17: 15,568,202 km (0.107 R)
• M18: 16,045,419 km (0.085 R)
• M19: 17,028,726 km (0.087 R)
• M20: 18,182,424 km (0.12 R)
• M21: 18,578,410 km (0.112 R)
• M22: 19,455,951 km (0.113 R)
• M23: 20,859,478 km (0.083 R)
• M24: 24,024,670 km (0.086 R)
• M25: 25,474,124 km (0.111 R)
• M26: 26,388,167 km (0.053 R)
• M27: 29,987,940 km (0.044 R)
• M28: 30,448,103 km (0.119 R)
• M29: 31,952,609 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.9

Radius: 9.5

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.55 AU - 9.13 AU

Year: 9798 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,034,983 km

• M1: 118,332 km (0.084 R)
• M2: 520,152 km (0.066 R)
• M3: 938,727 km (0.119 R)
• M4: 1,272,330 km (0.108 R)
• M5: 1,713,793 km (0.118 R)
• M6: 2,306,949 km (0.05 R)
• M7: 3,447,034 km (0.112 R)
• M8: 4,447,395 km (0.099 R)
• M9: 5,255,373 km (0.098 R)
• M10: 5,890,267 km (0.069 R)
• M11: 6,754,643 km (0.049 R)
• M12: 8,995,320 km (0.083 R)
• M13: 10,044,899 km (0.105 R)
• M14: 12,061,628 km (0.053 R)
• M15: 12,715,969 km (0.108 R)
• M16: 13,800,104 km (0.113 R)
• M17: 15,508,512 km (0.098 R)
• M18: 18,974,994 km (0.074 R)
• M19: 22,926,322 km (0.062 R)
• M20: 23,760,630 km (0.111 R)
• M21: 24,185,338 km (0.03 R)
• M22: 28,144,147 km (0.072 R)
• M23: 29,684,705 km (0.076 R)
• M24: 31,078,210 km (0.081 R)
• M25: 34,643,127 km (0.113 R)
• M26: 35,409,517 km (0.074 R)
• M27: 36,749,615 km (0.061 R)
• M28: 39,530,639 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.9

Radius: 11.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.81 AU - 10.29 AU

Year: 11877 Days

Day: 8.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,034,983 km

• M1: 160,519 km (0.059 R)
• M2: 567,126 km (0.054 R)
• M3: 988,543 km (0.063 R)
• M4: 1,519,914 km (0.092 R)
• M5: 2,338,813 km (0.086 R)
• M6: 2,818,573 km (0.05 R)
• M7: 3,978,107 km (0.104 R)
• M8: 5,812,476 km (0.026 R)
• M9: 6,313,629 km (0.063 R)
• M10: 7,063,413 km (0.054 R)
• M11: 7,479,445 km (0.059 R)
• M12: 8,073,049 km (0.083 R)
• M13: 10,816,524 km (0.097 R)
• M14: 11,217,447 km (0.109 R)
• M15: 12,317,290 km (0.086 R)
• M16: 17,856,451 km (0.12 R)
• M17: 20,020,384 km (0.105 R)
• M18: 21,087,914 km (0.113 R)
• M19: 22,515,527 km (0.075 R)
• M20: 24,091,391 km (0.07 R)
• M21: 27,276,778 km (0.111 R)
• M22: 32,461,990 km (0.078 R)
• M23: 34,903,726 km (0.093 R)
• M24: 37,124,208 km (0.115 R)
• M25: 37,693,727 km (0.041 R)
• M26: 39,555,472 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615

Radius: 3.1

Gravity: 64 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.68 AU - 12.94 AU

Year: 17091 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 42,034,983 km

• M1: 38,596 km (0.057 R)
• M2: 155,582 km (0.067 R)
• M3: 275,110 km (0.09 R)
• M4: 463,604 km (0.095 R)
• M5: 583,132 km (0.1 R)
• M6: 1,058,405 km (0.079 R)
• M7: 1,488,798 km (0.113 R)
• M8: 1,751,791 km (0.058 R)
• M9: 1,968,858 km (0.098 R)
• M10: 5,627,872 km (0.119 R)
• M11: 6,179,738 km (0.071 R)
• M12: 7,763,381 km (0.035 R)
• M13: 8,247,031 km (0.064 R)
• M14: 8,957,472 km (0.092 R)
• M15: 9,489,292 km (0.114 R)
• M16: 10,732,750 km (0.069 R)
• M17: 10,910,322 km (0.079 R)
• M18: 11,332,338 km (0.099 R)
• M19: 12,597,786 km (0.065 R)
• M20: 15,405,439 km (0.071 R)
• M21: 17,033,962 km (0.099 R)
• M22: 19,466,423 km (0.086 R)
• M23: 25,527,680 km (0.097 R)
• M24: 31,028,693 km (0.087 R)
• M25: 33,610,004 km (0.045 R)
• M26: 36,330,591 km (0.031 R)
• M27: 36,730,915 km (0.037 R)
• M28: 46,611,106 km (0.07 R)
• M29: 49,986,333 km (0.045 R)
• M30: 50,150,891 km (0.087 R)
• M31: 59,036,855 km (0.049 R)
• M32: 59,405,165 km (0.086 R)
• M33: 62,216,857 km (0.075 R)
• M34: 63,558,750 km (0.114 R)
• M35: 64,529,042 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.7

Radius: 8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 14.7 AU - 15.08 AU

Year: 21419 Days

Day: 22.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,034,983 km

• M1: 99,632 km (0.113 R)
• M2: 460,761 km (0.078 R)
• M3: 1,704,518 km (0.107 R)
• M4: 2,644,890 km (0.088 R)
• M5: 3,053,592 km (0.082 R)
• M6: 6,593,377 km (0.086 R)
• M7: 7,622,909 km (0.108 R)
• M8: 8,197,215 km (0.085 R)
• M9: 9,248,440 km (0.073 R)
• M10: 12,768,627 km (0.078 R)
• M11: 14,731,351 km (0.097 R)
• M12: 17,439,521 km (0.057 R)
• M13: 17,720,317 km (0.073 R)
• M14: 18,363,288 km (0.099 R)
• M15: 22,468,403 km (0.1 R)
• M16: 26,402,379 km (0.083 R)
• M17: 29,265,831 km (0.105 R)
• M18: 29,962,658 km (0.083 R)
• M19: 35,265,005 km (0.087 R)
• M20: 39,932,459 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 18,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit