🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 12.8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.52 AU - 0.76 AU

Year: 353 Days

Day: 14.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,349,452 km

• M1: 159,172 km (0.074 R)
• M2: 631,901 km (0.105 R)
• M3: 1,178,382 km (0.086 R)
• M4: 1,718,880 km (0.119 R)
• M5: 2,368,733 km (0.107 R)
• M6: 2,962,337 km (0.116 R)
• M7: 4,339,535 km (0.108 R)
• M8: 4,942,714 km (0.117 R)
• M9: 5,375,351 km (0.109 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.4

Radius: 7.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.56 AU - 7.28 AU

Year: 11228 Days

Day: 21.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,349,452 km

• M1: 105,317 km (0.087 R)
• M2: 612,454 km (0.094 R)
• M3: 861,684 km (0.063 R)
• M4: 1,180,178 km (0.097 R)
• M5: 1,649,017 km (0.055 R)
• M6: 2,031,389 km (0.054 R)
• M7: 3,279,933 km (0.074 R)
• M8: 3,755,804 km (0.069 R)
• M9: 6,284,008 km (0.076 R)
• M10: 7,084,656 km (0.088 R)
• M11: 11,568,553 km (0.079 R)
• M12: 12,134,182 km (0.098 R)
• M13: 12,619,628 km (0.081 R)
• M14: 12,966,994 km (0.111 R)
• M15: 19,299,472 km (0.115 R)
• M16: 25,885,967 km (0.057 R)
• M17: 27,593,926 km (0.105 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.6

Radius: 4.3

Gravity: 45.9 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.41 AU - 8.01 AU

Year: 13363 Days

Day: 20.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,349,452 km

• M1: 53,556 km (0.025 R)
• M2: 360,082 km (0.111 R)
• M3: 583,282 km (0.086 R)
• M4: 971,189 km (0.101 R)
• M5: 1,228,049 km (0.113 R)
• M6: 1,671,906 km (0.113 R)
• M7: 1,912,609 km (0.079 R)
• M8: 2,117,558 km (0.079 R)
• M9: 2,638,308 km (0.109 R)
• M10: 2,821,865 km (0.119 R)
• M11: 3,013,799 km (0.083 R)
• M12: 3,423,846 km (0.067 R)
• M13: 4,137,877 km (0.118 R)
• M14: 4,877,788 km (0.104 R)
• M15: 5,014,969 km (0.081 R)
• M16: 7,084,955 km (0.077 R)
• M17: 8,878,634 km (0.092 R)
• M18: 9,934,495 km (0.073 R)
• M19: 12,355,587 km (0.076 R)
• M20: 15,731,712 km (0.118 R)
• M21: 16,183,198 km (0.108 R)
• M22: 18,322,448 km (0.054 R)
• M23: 18,487,903 km (0.065 R)
• M24: 18,906,328 km (0.117 R)
• M25: 20,375,828 km (0.098 R)
• M26: 21,734,177 km (0.118 R)
• M27: 23,735,797 km (0.106 R)
• M28: 30,471,590 km (0.099 R)
• M29: 30,704,065 km (0.118 R)
• M30: 31,290,489 km (0.092 R)
• M31: 32,850,047 km (0.072 R)
• M32: 35,221,472 km (0.12 R)
• M33: 37,704,647 km (0.105 R)
• M34: 45,697,362 km (0.093 R)
• M35: 48,015,232 km (0.079 R)
• M36: 48,329,986 km (0.105 R)
• M37: 54,748,034 km (0.115 R)
• M38: 56,305,647 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.8

Radius: 4.7

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.07 AU - 9.03 AU

Year: 15765 Days

Day: 23.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 50,349,452 km

• M1: 58,493 km (0.063 R)
• M2: 684,111 km (0.095 R)
• M3: 831,166 km (0.086 R)
• M4: 1,075,758 km (0.06 R)
• M5: 1,277,117 km (0.073 R)
• M6: 1,531,733 km (0.081 R)
• M7: 1,901,239 km (0.117 R)
• M8: 2,924,938 km (0.061 R)
• M9: 3,517,196 km (0.115 R)
• M10: 3,775,102 km (0.111 R)
• M11: 4,535,209 km (0.088 R)
• M12: 6,203,525 km (0.118 R)
• M13: 6,972,308 km (0.064 R)
• M14: 7,759,791 km (0.049 R)
• M15: 8,020,391 km (0.097 R)
• M16: 9,217,473 km (0.086 R)
• M17: 9,608,522 km (0.072 R)
• M18: 10,423,830 km (0.034 R)
• M19: 10,740,978 km (0.095 R)
• M20: 10,956,099 km (0.109 R)
• M21: 12,074,942 km (0.106 R)
• M22: 12,721,653 km (0.088 R)
• M23: 15,472,309 km (0.056 R)
• M24: 18,905,281 km (0.052 R)
• M25: 19,615,871 km (0.093 R)
• M26: 20,590,801 km (0.103 R)
• M27: 21,342,979 km (0.101 R)
• M28: 21,597,744 km (0.045 R)
• M29: 21,940,473 km (0.11 R)
• M30: 22,461,522 km (0.058 R)
• M31: 25,002,292 km (0.108 R)
• M32: 26,536,867 km (0.103 R)
• M33: 31,078,658 km (0.115 R)
• M34: 31,735,543 km (0.098 R)
• M35: 32,850,795 km (0.116 R)
• M36: 37,697,167 km (0.092 R)
• M37: 39,074,066 km (0.107 R)
• M38: 43,134,152 km (0.086 R)
• M39: 45,475,808 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.8

Radius: 4.3

Gravity: 47.96 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.56 AU - 11.88 AU

Year: 22552 Days

Day: 19.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 50,349,452 km

• M1: 55,650 km (0.049 R)
• M2: 193,580 km (0.041 R)
• M3: 456,872 km (0.115 R)
• M4: 698,921 km (0.082 R)
• M5: 1,076,207 km (0.094 R)
• M6: 2,088,536 km (0.117 R)
• M7: 4,104,517 km (0.09 R)
• M8: 4,242,596 km (0.102 R)
• M9: 6,151,614 km (0.071 R)
• M10: 6,994,748 km (0.085 R)
• M11: 7,598,076 km (0.107 R)
• M12: 8,019,044 km (0.091 R)
• M13: 8,850,060 km (0.068 R)
• M14: 9,554,966 km (0.104 R)
• M15: 15,402,896 km (0.103 R)
• M16: 17,391,351 km (0.095 R)
• M17: 21,973,982 km (0.085 R)
• M18: 24,711,175 km (0.073 R)
• M19: 25,400,222 km (0.039 R)
• M20: 27,913,317 km (0.098 R)
• M21: 32,053,438 km (0.109 R)
• M22: 32,461,392 km (0.102 R)
• M23: 33,986,841 km (0.09 R)
• M24: 36,584,907 km (0.071 R)
• M25: 42,825,981 km (0.11 R)
• M26: 42,990,538 km (0.092 R)
• M27: 44,658,854 km (0.088 R)
• M28: 46,543,338 km (0.1 R)
• M29: 46,717,171 km (0.12 R)
• M30: 49,740,245 km (0.089 R)
• M31: 50,653,689 km (0.071 R)
• M32: 57,762,580 km (0.117 R)
• M33: 62,500,644 km (0.083 R)
• M34: 63,992,434 km (0.08 R)
• M35: 65,072,531 km (0.067 R)
• M36: 65,726,273 km (0.064 R)
• M37: 70,197,454 km (0.072 R)
• M38: 73,445,075 km (0.1 R)
• M39: 86,383,794 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.1

Radius: 4.4

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.52 AU - 11.62 AU

Year: 23720 Days

Day: 17 Hours

Environment

Temp: -235 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,349,452 km

• M1: 102,026 km (0.108 R)
• M2: 324,328 km (0.116 R)
• M3: 749,934 km (0.097 R)
• M4: 1,135,298 km (0.089 R)
• M5: 2,174,405 km (0.109 R)
• M6: 2,969,817 km (0.099 R)
• M7: 7,045,312 km (0.119 R)
• M8: 7,799,584 km (0.094 R)
• M9: 10,542,611 km (0.082 R)
• M10: 14,383,237 km (0.104 R)
• M11: 15,660,653 km (0.092 R)
• M12: 18,748,952 km (0.088 R)
• M13: 20,600,973 km (0.093 R)
• M14: 22,926,622 km (0.056 R)
• M15: 24,106,201 km (0.107 R)
• M16: 39,989,904 km (0.118 R)
• M17: 49,003,625 km (0.071 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: 383 - 17,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit