🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.9

Radius: 10.9

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.21 AU - 1.41 AU

Year: 953 Days

Day: 6.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,966,491 km

• M1: 136,134 km (0.1 R)
• M2: 663,915 km (0.12 R)
• M3: 1,408,763 km (0.067 R)
• M4: 1,803,851 km (0.087 R)
• M5: 2,143,289 km (0.07 R)
• M6: 3,061,820 km (0.111 R)
• M7: 3,401,257 km (0.067 R)
• M8: 3,766,126 km (0.092 R)
• M9: 4,345,369 km (0.084 R)
• M10: 5,059,849 km (0.059 R)
• M11: 5,435,489 km (0.053 R)
• M12: 6,176,447 km (0.057 R)
• M13: 6,560,016 km (0.107 R)
• M14: 7,475,256 km (0.096 R)
• M15: 7,833,244 km (0.097 R)
• M16: 8,256,456 km (0.12 R)
• M17: 8,694,778 km (0.113 R)
• M18: 9,798,511 km (0.075 R)
• M19: 10,606,040 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.6

Radius: 8

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.24 AU - 4.82 AU

Year: 6130 Days

Day: 13.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,966,491 km

• M1: 99,483 km (0.065 R)
• M2: 409,001 km (0.112 R)
• M3: 1,218,325 km (0.119 R)
• M4: 1,536,819 km (0.075 R)
• M5: 1,925,624 km (0.091 R)
• M6: 2,344,348 km (0.086 R)
• M7: 2,744,971 km (0.111 R)
• M8: 3,948,935 km (0.109 R)
• M9: 5,564,891 km (0.06 R)
• M10: 5,882,487 km (0.058 R)
• M11: 6,801,168 km (0.1 R)
• M12: 7,541,079 km (0.084 R)
• M13: 8,415,778 km (0.1 R)
• M14: 14,589,084 km (0.113 R)
• M15: 17,716,128 km (0.036 R)
• M16: 20,279,936 km (0.11 R)
• M17: 21,494,970 km (0.115 R)
• M18: 22,517,471 km (0.106 R)
• M19: 23,407,579 km (0.115 R)
• M20: 25,691,639 km (0.073 R)
• M21: 27,294,431 km (0.055 R)
• M22: 27,659,450 km (0.038 R)
• M23: 30,501,809 km (0.058 R)
• M24: 30,796,367 km (0.081 R)
• M25: 34,374,300 km (0.032 R)
• M26: 37,541,286 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 14.1

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.84 AU - 5.46 AU

Year: 6375 Days

Day: 6.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,966,491 km

• M1: 176,376 km (0.106 R)
• M2: 748,289 km (0.106 R)
• M3: 1,554,023 km (0.106 R)
• M4: 2,663,740 km (0.109 R)
• M5: 3,851,846 km (0.089 R)
• M6: 4,593,702 km (0.062 R)
• M7: 7,290,503 km (0.096 R)
• M8: 8,023,383 km (0.077 R)
• M9: 9,591,467 km (0.113 R)
• M10: 10,761,472 km (0.044 R)
• M11: 11,558,829 km (0.099 R)
• M12: 12,938,271 km (0.111 R)
• M13: 13,553,866 km (0.051 R)
• M14: 14,247,701 km (0.119 R)
• M15: 16,930,589 km (0.091 R)
• M16: 18,078,753 km (0.12 R)
• M17: 18,991,300 km (0.078 R)
• M18: 21,060,987 km (0.116 R)
• M19: 21,601,035 km (0.079 R)
• M20: 23,359,109 km (0.087 R)
• M21: 24,526,421 km (0.111 R)
• M22: 25,124,364 km (0.105 R)
• M23: 26,977,283 km (0.115 R)
• M24: 28,076,080 km (0.1 R)
• M25: 28,730,720 km (0.098 R)
• M26: 29,587,317 km (0.089 R)
• M27: 30,070,518 km (0.103 R)
• M28: 30,854,561 km (0.081 R)
• M29: 32,771,508 km (0.116 R)
• M30: 35,958,092 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.5

Radius: 5.7

Gravity: 22.82 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.34 AU - 8.82 AU

Year: 13269 Days

Day: 15.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,966,491 km

• M1: 77,940 km (0.106 R)
• M2: 422,913 km (0.112 R)
• M3: 620,532 km (0.111 R)
• M4: 1,020,856 km (0.112 R)
• M5: 1,563,896 km (0.097 R)
• M6: 1,771,688 km (0.104 R)
• M7: 1,961,677 km (0.114 R)
• M8: 2,302,461 km (0.066 R)
• M9: 2,659,701 km (0.075 R)
• M10: 3,537,990 km (0.095 R)
• M11: 4,406,106 km (0.095 R)
• M12: 5,443,867 km (0.059 R)
• M13: 6,676,553 km (0.113 R)
• M14: 7,991,219 km (0.109 R)
• M15: 8,513,764 km (0.114 R)
• M16: 10,720,034 km (0.101 R)
• M17: 13,411,898 km (0.083 R)
• M18: 13,610,414 km (0.091 R)
• M19: 15,413,517 km (0.041 R)
• M20: 15,998,744 km (0.115 R)
• M21: 16,447,388 km (0.119 R)
• M22: 20,870,100 km (0.117 R)
• M23: 26,333,863 km (0.064 R)
• M24: 27,808,299 km (0.095 R)
• M25: 29,559,642 km (0.111 R)
• M26: 36,782,077 km (0.096 R)
• M27: 38,621,682 km (0.079 R)
• M28: 48,279,571 km (0.103 R)
• M29: 49,058,827 km (0.107 R)
• M30: 51,608,573 km (0.117 R)
• M31: 55,938,234 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.2

Radius: 7.6

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.34 AU - 10.52 AU

Year: 15562 Days

Day: 23.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,966,491 km

• M1: 95,144 km (0.093 R)
• M2: 539,600 km (0.071 R)
• M3: 822,040 km (0.088 R)
• M4: 1,141,133 km (0.104 R)
• M5: 2,053,081 km (0.104 R)
• M6: 2,560,966 km (0.085 R)
• M7: 3,000,634 km (0.069 R)
• M8: 3,654,975 km (0.11 R)
• M9: 4,001,145 km (0.098 R)
• M10: 5,137,490 km (0.091 R)
• M11: 7,070,295 km (0.103 R)
• M12: 8,223,096 km (0.118 R)
• M13: 14,238,725 km (0.111 R)
• M14: 14,879,303 km (0.081 R)
• M15: 16,995,664 km (0.09 R)
• M16: 17,635,345 km (0.113 R)
• M17: 18,962,876 km (0.041 R)
• M18: 19,218,988 km (0.091 R)
• M19: 20,001,235 km (0.103 R)
• M20: 20,714,219 km (0.081 R)
• M21: 21,815,409 km (0.098 R)
• M22: 22,570,728 km (0.035 R)
• M23: 24,839,829 km (0.045 R)
• M24: 25,249,428 km (0.111 R)
• M25: 27,911,971 km (0.118 R)
• M26: 28,577,831 km (0.046 R)
• M27: 29,711,035 km (0.072 R)
• M28: 31,705,623 km (0.101 R)
• M29: 32,308,951 km (0.085 R)
• M30: 33,290,014 km (0.114 R)
• M31: 34,038,752 km (0.102 R)
• M32: 34,671,251 km (0.108 R)
• M33: 37,146,198 km (0.082 R)
• M34: 48,226,614 km (0.059 R)
• M35: 52,303,455 km (0.105 R)
• M36: 56,958,342 km (0.095 R)
• M37: 59,294,911 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 15,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit