🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.2

Radius: 14.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.23 AU - 1.37 AU

Year: 1005 Days

Day: 11 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,384,253 km

• M1: 182,809 km (0.106 R)
• M2: 707,000 km (0.118 R)
• M3: 1,294,770 km (0.042 R)
• M4: 1,873,863 km (0.09 R)
• M5: 2,400,148 km (0.039 R)
• M6: 3,984,689 km (0.118 R)
• M7: 4,663,414 km (0.048 R)
• M8: 5,157,985 km (0.088 R)
• M9: 6,208,910 km (0.098 R)
• M10: 7,075,231 km (0.101 R)
• M11: 8,290,415 km (0.051 R)
• M12: 9,165,562 km (0.105 R)
• M13: 10,008,098 km (0.082 R)
• M14: 10,705,822 km (0.067 R)
• M15: 11,300,623 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.8

Radius: 9.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.7 AU - 2.24 AU

Year: 1875 Days

Day: 7.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,384,253 km

• M1: 119,379 km (0.119 R)
• M2: 418,276 km (0.101 R)
• M3: 782,995 km (0.113 R)
• M4: 1,188,854 km (0.117 R)
• M5: 2,294,383 km (0.075 R)
• M6: 2,624,395 km (0.042 R)
• M7: 2,972,360 km (0.059 R)
• M8: 4,082,825 km (0.074 R)
• M9: 6,272,340 km (0.108 R)
• M10: 7,645,199 km (0.07 R)
• M11: 8,445,099 km (0.11 R)
• M12: 8,998,611 km (0.088 R)
• M13: 9,700,824 km (0.055 R)
• M14: 10,081,550 km (0.109 R)
• M15: 11,318,575 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.5

Radius: 8.2

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.72 AU - 2.62 AU

Year: 2168 Days

Day: 10.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,384,253 km

• M1: 102,175 km (0.1 R)
• M2: 367,861 km (0.117 R)
• M3: 755,170 km (0.075 R)
• M4: 1,460,374 km (0.105 R)
• M5: 1,794,426 km (0.113 R)
• M6: 2,762,624 km (0.096 R)
• M7: 3,131,233 km (0.104 R)
• M8: 3,673,525 km (0.104 R)
• M9: 4,062,480 km (0.089 R)
• M10: 5,974,640 km (0.116 R)
• M11: 6,356,414 km (0.092 R)
• M12: 6,646,783 km (0.025 R)
• M13: 7,001,180 km (0.103 R)
• M14: 7,483,633 km (0.042 R)
• M15: 7,897,421 km (0.119 R)
• M16: 8,933,536 km (0.085 R)
• M17: 10,932,164 km (0.1 R)
• M18: 11,465,330 km (0.114 R)
• M19: 12,297,543 km (0.118 R)
• M20: 13,468,895 km (0.035 R)
• M21: 13,904,673 km (0.092 R)
• M22: 15,082,009 km (0.109 R)
• M23: 16,080,275 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 9.2

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.66 AU - 4.74 AU

Year: 5838 Days

Day: 12.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,384,253 km

• M1: 117,883 km (0.109 R)
• M2: 453,431 km (0.09 R)
• M3: 836,102 km (0.087 R)
• M4: 1,128,866 km (0.09 R)
• M5: 1,931,608 km (0.119 R)
• M6: 2,753,798 km (0.072 R)
• M7: 3,234,306 km (0.095 R)
• M8: 4,338,637 km (0.047 R)
• M9: 4,643,817 km (0.082 R)
• M10: 5,100,988 km (0.119 R)
• M11: 6,042,856 km (0.091 R)
• M12: 7,594,186 km (0.078 R)
• M13: 7,888,894 km (0.11 R)
• M14: 8,859,635 km (0.069 R)
• M15: 10,349,779 km (0.111 R)
• M16: 10,666,777 km (0.09 R)
• M17: 11,608,496 km (0.097 R)
• M18: 15,401,250 km (0.059 R)
• M19: 18,720,378 km (0.083 R)
• M20: 21,084,025 km (0.119 R)
• M21: 23,406,382 km (0.05 R)
• M22: 24,589,103 km (0.106 R)
• M23: 25,728,590 km (0.083 R)
• M24: 29,538,848 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.2

Radius: 12.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.21 AU - 4.99 AU

Year: 6692 Days

Day: 7.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,384,253 km

• M1: 157,975 km (0.071 R)
• M2: 588,668 km (0.069 R)
• M3: 993,629 km (0.039 R)
• M4: 1,513,332 km (0.073 R)
• M5: 2,419,596 km (0.081 R)
• M6: 3,036,238 km (0.116 R)
• M7: 3,717,208 km (0.095 R)
• M8: 4,177,521 km (0.095 R)
• M9: 4,951,390 km (0.11 R)
• M10: 7,727,328 km (0.111 R)
• M11: 8,246,882 km (0.082 R)
• M12: 8,720,658 km (0.108 R)
• M13: 10,840,311 km (0.07 R)
• M14: 11,409,530 km (0.064 R)
• M15: 12,830,561 km (0.111 R)
• M16: 13,653,798 km (0.075 R)
• M17: 14,269,991 km (0.111 R)
• M18: 15,153,816 km (0.113 R)
• M19: 16,761,095 km (0.059 R)
• M20: 17,856,600 km (0.068 R)
• M21: 19,948,128 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.9

Radius: 6.2

Gravity: 21.98 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.59 AU - 8.77 AU

Year: 13049 Days

Day: 20.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,384,253 km

• M1: 77,641 km (0.101 R)
• M2: 367,861 km (0.099 R)
• M3: 620,831 km (0.109 R)
• M4: 1,081,742 km (0.099 R)
• M5: 1,556,865 km (0.089 R)
• M6: 1,921,285 km (0.051 R)
• M7: 2,320,562 km (0.057 R)
• M8: 2,594,625 km (0.102 R)
• M9: 3,009,610 km (0.038 R)
• M10: 4,619,283 km (0.078 R)
• M11: 4,883,772 km (0.093 R)
• M12: 5,228,595 km (0.083 R)
• M13: 6,122,742 km (0.078 R)
• M14: 6,942,239 km (0.065 R)
• M15: 7,289,755 km (0.108 R)
• M16: 8,747,137 km (0.104 R)
• M17: 10,901,346 km (0.078 R)
• M18: 11,671,476 km (0.111 R)
• M19: 13,452,289 km (0.101 R)
• M20: 14,061,153 km (0.079 R)
• M21: 15,774,647 km (0.053 R)
• M22: 16,758,701 km (0.055 R)
• M23: 17,226,344 km (0.064 R)
• M24: 18,681,632 km (0.112 R)
• M25: 22,298,909 km (0.108 R)
• M26: 23,828,697 km (0.117 R)
• M27: 35,897,505 km (0.052 R)
• M28: 37,727,386 km (0.102 R)
• M29: 38,665,215 km (0.069 R)
• M30: 45,218,500 km (0.062 R)
• M31: 47,196,333 km (0.091 R)
• M32: 56,030,536 km (0.115 R)
• M33: 60,469,255 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 17,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit