🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.69 AU - 0.81 AU

Year: 234 Days

Day: 16.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 42.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.38 AU - 1.46 AU

Year: 609 Days

Day: 35.1 Hours

Environment

Temp: -15 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,458,216 km

• M1: 138,228 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.16 AU - 1.72 AU

Year: 622 Days

Day: 35.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.33 AU - 1.83 AU

Year: 715 Days

Day: 29.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,458,216 km

• M1: 32,313 km (0.106 R)

Asteroid Belt

Center: 2.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.33 AU - 3.95 AU

Year: 2499 Days

Day: 39.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 9.5

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.41 AU - 8.37 AU

Year: 7230 Days

Day: 7.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,458,216 km

• M1: 118,182 km (0.098 R)
• M2: 414,087 km (0.095 R)
• M3: 890,556 km (0.043 R)
• M4: 2,234,394 km (0.11 R)
• M5: 3,661,857 km (0.063 R)
• M6: 4,013,412 km (0.073 R)
• M7: 5,052,967 km (0.058 R)
• M8: 6,158,047 km (0.082 R)
• M9: 7,221,538 km (0.061 R)
• M10: 7,899,516 km (0.067 R)
• M11: 9,290,177 km (0.064 R)
• M12: 9,709,201 km (0.068 R)
• M13: 13,177,628 km (0.061 R)
• M14: 14,007,148 km (0.097 R)
• M15: 15,380,456 km (0.086 R)
• M16: 16,166,443 km (0.09 R)
• M17: 17,676,484 km (0.088 R)
• M18: 18,175,992 km (0.097 R)
• M19: 20,895,531 km (0.052 R)
• M20: 25,196,470 km (0.096 R)
• M21: 26,658,789 km (0.096 R)
• M22: 27,315,973 km (0.056 R)
• M23: 28,176,909 km (0.087 R)
• M24: 28,662,802 km (0.044 R)
• M25: 29,952,635 km (0.072 R)
• M26: 30,458,874 km (0.082 R)
• M27: 30,868,025 km (0.095 R)
• M28: 31,177,094 km (0.084 R)
• M29: 34,605,428 km (0.104 R)
• M30: 36,410,177 km (0.099 R)
• M31: 36,755,449 km (0.073 R)
• M32: 37,804,429 km (0.103 R)
• M33: 39,962,079 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.5

Radius: 13.3

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.21 AU - 11.87 AU

Year: 12315 Days

Day: 13.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 105.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,458,216 km

• M1: 165,754 km (0.079 R)
• M2: 698,921 km (0.108 R)
• M3: 1,351,018 km (0.038 R)
• M4: 2,006,855 km (0.102 R)
• M5: 2,505,016 km (0.101 R)
• M6: 3,806,967 km (0.083 R)
• M7: 4,549,720 km (0.103 R)
• M8: 5,354,407 km (0.083 R)
• M9: 6,107,632 km (0.055 R)
• M10: 8,039,838 km (0.064 R)
• M11: 11,411,475 km (0.078 R)
• M12: 13,196,178 km (0.081 R)
• M13: 14,700,833 km (0.109 R)
• M14: 15,360,410 km (0.109 R)
• M15: 16,881,073 km (0.078 R)
• M16: 18,424,324 km (0.087 R)
• M17: 19,269,253 km (0.067 R)
• M18: 21,620,931 km (0.088 R)
• M19: 22,561,004 km (0.046 R)
• M20: 24,340,022 km (0.062 R)
• M21: 25,451,385 km (0.036 R)
• M22: 27,477,090 km (0.03 R)
• M23: 32,841,071 km (0.115 R)
• M24: 36,064,157 km (0.113 R)
• M25: 37,264,830 km (0.079 R)
• M26: 44,212,304 km (0.119 R)
• M27: 45,033,896 km (0.089 R)
• M28: 46,285,432 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.5

Radius: 4.2

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.79 AU - 14.53 AU

Year: 17181 Days

Day: 15.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,458,216 km

• M1: 53,406 km (0.115 R)
• M2: 374,294 km (0.111 R)
• M3: 561,441 km (0.084 R)
• M4: 749,785 km (0.032 R)
• M5: 959,670 km (0.117 R)
• M6: 1,095,056 km (0.116 R)
• M7: 1,430,904 km (0.074 R)
• M8: 1,623,137 km (0.043 R)
• M9: 2,144,785 km (0.059 R)
• M10: 2,323,105 km (0.09 R)
• M11: 3,250,762 km (0.105 R)
• M12: 4,290,168 km (0.11 R)
• M13: 4,430,491 km (0.094 R)
• M14: 4,631,999 km (0.066 R)
• M15: 6,998,188 km (0.113 R)
• M16: 9,065,781 km (0.102 R)
• M17: 11,029,701 km (0.092 R)
• M18: 11,615,826 km (0.119 R)
• M19: 12,562,032 km (0.11 R)
• M20: 13,498,365 km (0.076 R)
• M21: 14,230,497 km (0.088 R)
• M22: 15,312,539 km (0.109 R)
• M23: 16,585,467 km (0.077 R)
• M24: 17,071,660 km (0.069 R)
• M25: 19,036,479 km (0.051 R)
• M26: 20,904,956 km (0.079 R)
• M27: 21,227,938 km (0.112 R)
• M28: 21,472,231 km (0.048 R)
• M29: 22,300,255 km (0.045 R)
• M30: 25,918,130 km (0.09 R)
• M31: 30,113,004 km (0.046 R)
• M32: 37,752,967 km (0.117 R)
• M33: 38,111,703 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.7

Radius: 3.8

Gravity: 56.7 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 12.4 AU - 16.26 AU

Year: 19523 Days

Day: 21.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,458,216 km

• M1: 54,454 km (0.09 R)
• M2: 187,895 km (0.051 R)
• M3: 417,079 km (0.065 R)
• M4: 618,138 km (0.03 R)
• M5: 1,077,853 km (0.116 R)
• M6: 1,443,021 km (0.058 R)
• M7: 1,575,864 km (0.097 R)
• M8: 2,004,163 km (0.071 R)
• M9: 2,191,310 km (0.067 R)
• M10: 2,625,143 km (0.045 R)
• M11: 3,721,397 km (0.108 R)
• M12: 3,972,571 km (0.106 R)
• M13: 4,234,966 km (0.114 R)
• M14: 4,404,760 km (0.115 R)
• M15: 4,721,758 km (0.098 R)
• M16: 5,091,564 km (0.056 R)
• M17: 5,322,543 km (0.059 R)
• M18: 8,239,402 km (0.061 R)
• M19: 8,557,896 km (0.118 R)
• M20: 9,275,966 km (0.108 R)
• M21: 11,213,108 km (0.097 R)
• M22: 13,770,185 km (0.05 R)
• M23: 13,918,586 km (0.063 R)
• M24: 16,774,708 km (0.079 R)
• M25: 22,981,524 km (0.075 R)
• M26: 27,052,381 km (0.07 R)
• M27: 34,087,670 km (0.109 R)
• M28: 50,910,250 km (0.046 R)
• M29: 51,443,117 km (0.086 R)
• M30: 62,287,766 km (0.079 R)
• M31: 65,375,167 km (0.065 R)
• M32: 65,794,490 km (0.114 R)
• M33: 66,215,458 km (0.116 R)
• M34: 68,779,267 km (0.065 R)
• M35: 70,305,015 km (0.089 R)
• M36: 75,017,199 km (0.077 R)
• M37: 77,099,601 km (0.093 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 10,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit