🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.49 AU - 0.67 AU

Year: 157 Days

Day: 31.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,467,435 km

• M1: 16,905 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.77 AU - 1.07 AU

Year: 315 Days

Day: 20.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.55 AU - 4.95 AU

Year: 3123 Days

Day: 41 Hours

Environment

Temp: -126 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,467,435 km

• M1: 77,342 km (0.059 R)
• M2: 3,568,657 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.87 AU - 5.63 AU

Year: 3690 Days

Day: 20.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,467,435 km

• M1: 396,434 km (0.075 R)
• M2: 4,285,979 km (0.093 R)

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.8

Radius: 12.1

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.66 AU - 6.22 AU

Year: 4523 Days

Day: 8 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,467,435 km

• M1: 150,645 km (0.065 R)
• M2: 658,679 km (0.092 R)
• M3: 1,299,557 km (0.085 R)
• M4: 1,852,321 km (0.115 R)
• M5: 2,394,613 km (0.101 R)
• M6: 2,801,819 km (0.095 R)
• M7: 3,275,296 km (0.116 R)
• M8: 5,413,199 km (0.104 R)
• M9: 6,958,545 km (0.072 R)
• M10: 11,222,533 km (0.092 R)
• M11: 16,790,715 km (0.108 R)
• M12: 17,533,020 km (0.106 R)
• M13: 18,232,390 km (0.112 R)
• M14: 19,484,375 km (0.05 R)
• M15: 20,096,978 km (0.095 R)
• M16: 30,441,222 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.2

Radius: 12.4

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.66 AU - 16.02 AU

Year: 16400 Days

Day: 9.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,467,435 km

• M1: 154,235 km (0.102 R)
• M2: 642,373 km (0.102 R)
• M3: 1,070,373 km (0.066 R)
• M4: 1,496,577 km (0.074 R)
• M5: 2,207,317 km (0.07 R)
• M6: 4,059,189 km (0.115 R)
• M7: 4,918,180 km (0.065 R)
• M8: 9,821,549 km (0.071 R)
• M9: 11,669,382 km (0.099 R)
• M10: 12,355,139 km (0.092 R)
• M11: 13,199,918 km (0.079 R)
• M12: 15,666,487 km (0.117 R)
• M13: 16,194,418 km (0.041 R)
• M14: 17,206,448 km (0.11 R)
• M15: 20,945,796 km (0.096 R)
• M16: 22,430,406 km (0.068 R)
• M17: 23,589,041 km (0.06 R)
• M18: 26,873,612 km (0.055 R)
• M19: 28,180,349 km (0.092 R)
• M20: 28,961,998 km (0.112 R)
• M21: 34,588,823 km (0.045 R)
• M22: 35,227,307 km (0.058 R)
• M23: 36,527,761 km (0.029 R)
• M24: 41,332,096 km (0.094 R)
• M25: 43,662,383 km (0.088 R)
• M26: 46,541,842 km (0.052 R)
• M27: 47,948,960 km (0.119 R)
• M28: 52,676,253 km (0.079 R)
• M29: 55,587,128 km (0.11 R)
• M30: 59,693,889 km (0.097 R)
• M31: 60,612,719 km (0.1 R)
• M32: 63,998,567 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.8

Radius: 4.4

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.49 AU - 16.47 AU

Year: 18632 Days

Day: 20.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,467,435 km

• M1: 55,950 km (0.096 R)
• M2: 219,610 km (0.089 R)
• M3: 499,358 km (0.064 R)
• M4: 747,391 km (0.118 R)
• M5: 2,701,289 km (0.104 R)
• M6: 3,315,687 km (0.065 R)
• M7: 3,590,349 km (0.112 R)
• M8: 4,581,734 km (0.111 R)
• M9: 5,893,408 km (0.116 R)
• M10: 6,108,081 km (0.091 R)
• M11: 6,456,046 km (0.081 R)
• M12: 11,769,014 km (0.09 R)
• M13: 13,015,912 km (0.071 R)
• M14: 18,104,334 km (0.104 R)
• M15: 29,215,716 km (0.12 R)
• M16: 30,110,162 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.2

Radius: 7.3

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 13.03 AU - 17.09 AU

Year: 20832 Days

Day: 24.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,467,435 km

• M1: 91,703 km (0.1 R)
• M2: 427,700 km (0.119 R)
• M3: 752,328 km (0.108 R)
• M4: 1,007,990 km (0.083 R)
• M5: 1,388,268 km (0.087 R)
• M6: 1,806,993 km (0.081 R)
• M7: 2,695,604 km (0.111 R)
• M8: 3,474,411 km (0.075 R)
• M9: 7,607,501 km (0.105 R)
• M10: 8,237,607 km (0.094 R)
• M11: 9,814,368 km (0.091 R)
• M12: 10,471,103 km (0.064 R)
• M13: 18,799,067 km (0.094 R)
• M14: 19,673,766 km (0.077 R)
• M15: 20,086,506 km (0.034 R)
• M16: 22,685,320 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.2

Radius: 5.6

Gravity: 20.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 15.78 AU - 18.02 AU

Year: 24764 Days

Day: 20 Hours

Environment

Temp: -191 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,467,435 km

• M1: 69,713 km (0.082 R)
• M2: 346,469 km (0.119 R)
• M3: 628,012 km (0.115 R)
• M4: 918,381 km (0.081 R)
• M5: 1,519,166 km (0.118 R)
• M6: 2,005,210 km (0.095 R)
• M7: 2,589,240 km (0.062 R)
• M8: 3,699,705 km (0.038 R)
• M9: 4,290,916 km (0.11 R)
• M10: 4,501,400 km (0.112 R)
• M11: 7,594,934 km (0.082 R)
• M12: 9,049,624 km (0.076 R)
• M13: 12,855,543 km (0.036 R)
• M14: 13,367,916 km (0.063 R)
• M15: 14,046,492 km (0.091 R)
• M16: 16,991,625 km (0.097 R)
• M17: 17,519,556 km (0.091 R)
• M18: 23,306,151 km (0.07 R)
• M19: 23,739,088 km (0.075 R)
• M20: 24,732,866 km (0.113 R)
• M21: 27,159,045 km (0.107 R)
• M22: 28,368,244 km (0.097 R)
• M23: 30,763,755 km (0.116 R)
• M24: 34,395,094 km (0.057 R)
• M25: 34,956,235 km (0.11 R)
• M26: 36,241,131 km (0.113 R)
• M27: 36,530,902 km (0.098 R)
• M28: 38,753,478 km (0.047 R)
• M29: 39,056,563 km (0.103 R)
• M30: 40,129,479 km (0.099 R)
• M31: 42,655,589 km (0.113 R)
• M32: 43,140,735 km (0.1 R)
• M33: 46,983,156 km (0.09 R)
• M34: 51,047,730 km (0.115 R)
• M35: 56,110,721 km (0.108 R)
• M36: 69,426,876 km (0.086 R)
• M37: 72,596,107 km (0.113 R)
• M38: 77,049,635 km (0.075 R)
• M39: 81,681,933 km (0.07 R)
• M40: 83,686,545 km (0.078 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 14,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit