🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.32 AU - 1.74 AU

Year: 671 Days

Day: 39.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,972,587 km

• M1: 74,500 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.72 AU - 2.84 AU

Year: 1221 Days

Day: 33.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,972,587 km

• M1: 1,732,044 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.5

Radius: 13.3

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.72 AU - 6.86 AU

Year: 5596 Days

Day: 6.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,972,587 km

• M1: 165,455 km (0.101 R)
• M2: 591,660 km (0.055 R)
• M3: 1,635,703 km (0.114 R)
• M4: 2,185,625 km (0.064 R)
• M5: 2,709,666 km (0.115 R)
• M6: 3,338,127 km (0.117 R)
• M7: 4,284,483 km (0.089 R)
• M8: 5,198,825 km (0.117 R)
• M9: 6,337,564 km (0.106 R)
• M10: 8,448,390 km (0.078 R)
• M11: 9,795,818 km (0.073 R)
• M12: 12,336,289 km (0.065 R)
• M13: 15,408,132 km (0.098 R)
• M14: 16,140,563 km (0.106 R)
• M15: 16,896,182 km (0.116 R)
• M16: 17,347,818 km (0.091 R)
• M17: 18,478,179 km (0.113 R)
• M18: 21,331,011 km (0.116 R)
• M19: 21,858,942 km (0.11 R)
• M20: 24,712,671 km (0.068 R)
• M21: 25,716,772 km (0.114 R)
• M22: 26,574,117 km (0.078 R)
• M23: 27,895,814 km (0.081 R)
• M24: 30,479,519 km (0.032 R)
• M25: 32,025,463 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.7

Radius: 5.5

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.16 AU - 14.52 AU

Year: 18266 Days

Day: 24.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,972,587 km

• M1: 68,516 km (0.079 R)
• M2: 264,788 km (0.055 R)
• M3: 438,920 km (0.096 R)
• M4: 646,562 km (0.119 R)
• M5: 1,206,507 km (0.074 R)
• M6: 2,300,815 km (0.092 R)
• M7: 2,536,282 km (0.078 R)
• M8: 3,775,102 km (0.046 R)
• M9: 5,576,560 km (0.063 R)
• M10: 8,697,919 km (0.066 R)
• M11: 8,933,686 km (0.107 R)
• M12: 11,419,105 km (0.099 R)
• M13: 14,395,803 km (0.114 R)
• M14: 16,167,790 km (0.089 R)
• M15: 17,626,070 km (0.078 R)
• M16: 20,969,882 km (0.074 R)
• M17: 25,762,399 km (0.081 R)
• M18: 27,341,105 km (0.104 R)
• M19: 28,463,239 km (0.09 R)
• M20: 28,878,672 km (0.061 R)
• M21: 29,615,591 km (0.05 R)
• M22: 33,373,939 km (0.087 R)
• M23: 35,726,814 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931

Radius: 4.3

Gravity: 50.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 11.29 AU - 17.23 AU

Year: 19104 Days

Day: 16.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,972,587 km

• M1: 53,556 km (0.092 R)
• M2: 461,958 km (0.072 R)
• M3: 596,297 km (0.087 R)
• M4: 1,573,770 km (0.095 R)
• M5: 2,348,537 km (0.102 R)
• M6: 3,070,048 km (0.066 R)
• M7: 3,677,415 km (0.063 R)
• M8: 3,864,861 km (0.089 R)
• M9: 5,892,211 km (0.106 R)
• M10: 6,503,319 km (0.095 R)
• M11: 8,214,269 km (0.086 R)
• M12: 11,018,033 km (0.074 R)
• M13: 13,423,866 km (0.108 R)
• M14: 14,787,600 km (0.042 R)
• M15: 15,828,203 km (0.108 R)
• M16: 18,779,021 km (0.069 R)
• M17: 19,055,777 km (0.098 R)
• M18: 20,480,397 km (0.074 R)
• M19: 21,670,000 km (0.098 R)
• M20: 27,241,623 km (0.092 R)
• M21: 28,678,660 km (0.094 R)
• M22: 30,799,658 km (0.062 R)
• M23: 31,572,631 km (0.096 R)
• M24: 34,932,599 km (0.095 R)
• M25: 36,056,079 km (0.107 R)
• M26: 40,637,514 km (0.062 R)
• M27: 43,790,438 km (0.07 R)
• M28: 46,763,995 km (0.087 R)
• M29: 48,472,702 km (0.096 R)
• M30: 54,968,690 km (0.078 R)
• M31: 55,156,885 km (0.05 R)
• M32: 60,204,466 km (0.096 R)
• M33: 64,290,433 km (0.094 R)
• M34: 66,187,932 km (0.111 R)
• M35: 71,653,939 km (0.106 R)
• M36: 75,537,799 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.7

Radius: 3.1

Gravity: 29.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 14.04 AU - 16.68 AU

Year: 21356 Days

Day: 20.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,972,587 km

• M1: 41,588 km (0.026 R)
• M2: 298,448 km (0.087 R)
• M3: 442,810 km (0.117 R)
• M4: 737,069 km (0.072 R)
• M5: 1,038,957 km (0.081 R)
• M6: 1,360,144 km (0.06 R)
• M7: 2,522,220 km (0.087 R)
• M8: 3,072,441 km (0.053 R)
• M9: 4,250,823 km (0.043 R)
• M10: 4,626,763 km (0.059 R)
• M11: 4,856,246 km (0.119 R)
• M12: 4,990,585 km (0.103 R)
• M13: 5,850,174 km (0.046 R)
• M14: 7,014,644 km (0.117 R)
• M15: 7,405,244 km (0.032 R)
• M16: 8,762,845 km (0.064 R)
• M17: 10,499,527 km (0.029 R)
• M18: 11,716,655 km (0.109 R)
• M19: 15,779,284 km (0.098 R)
• M20: 17,058,944 km (0.088 R)
• M21: 17,291,719 km (0.066 R)
• M22: 18,325,141 km (0.079 R)
• M23: 18,487,604 km (0.066 R)
• M24: 19,398,954 km (0.104 R)
• M25: 19,737,644 km (0.093 R)
• M26: 20,426,692 km (0.086 R)
• M27: 22,127,320 km (0.109 R)
• M28: 30,099,840 km (0.092 R)
• M29: 33,614,642 km (0.078 R)
• M30: 35,976,493 km (0.064 R)
• M31: 36,744,827 km (0.098 R)
• M32: 40,888,988 km (0.088 R)
• M33: 43,288,537 km (0.062 R)
• M34: 50,248,728 km (0.056 R)
• M35: 53,163,343 km (0.068 R)
• M36: 54,159,516 km (0.1 R)
• M37: 57,743,581 km (0.076 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 18,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit