🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.6

Radius: 11.2

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.71 AU - 1.87 AU

Year: 1571 Days

Day: 6.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,491,452 km

• M1: 142,866 km (0.065 R)
• M2: 649,554 km (0.032 R)
• M3: 1,021,155 km (0.119 R)
• M4: 1,781,860 km (0.047 R)
• M5: 2,195,199 km (0.113 R)
• M6: 3,543,076 km (0.064 R)
• M7: 4,945,406 km (0.066 R)
• M8: 6,206,666 km (0.09 R)
• M9: 7,272,252 km (0.095 R)
• M10: 9,200,568 km (0.118 R)
• M11: 10,151,412 km (0.085 R)
• M12: 12,968,340 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.4

Radius: 14.4

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.76 AU - 2.18 AU

Year: 1814 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,491,452 km

• M1: 179,218 km (0.094 R)
• M2: 817,852 km (0.095 R)
• M3: 1,348,924 km (0.048 R)
• M4: 2,033,035 km (0.062 R)
• M5: 2,612,128 km (0.087 R)
• M6: 3,499,693 km (0.116 R)
• M7: 4,203,850 km (0.119 R)
• M8: 4,787,581 km (0.072 R)
• M9: 6,044,652 km (0.12 R)
• M10: 6,764,217 km (0.07 R)
• M11: 7,256,544 km (0.095 R)
• M12: 10,300,412 km (0.118 R)
• M13: 11,367,045 km (0.079 R)
• M14: 11,907,542 km (0.12 R)
• M15: 12,425,001 km (0.093 R)
• M16: 13,719,621 km (0.103 R)
• M17: 14,288,541 km (0.118 R)
• M18: 14,782,364 km (0.097 R)
• M19: 15,427,131 km (0.107 R)
• M20: 16,429,586 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906

Radius: 12.1

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.11 AU - 4.13 AU

Year: 4518 Days

Day: 7.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,491,452 km

• M1: 153,936 km (0.114 R)
• M2: 750,533 km (0.088 R)
• M3: 1,923,679 km (0.039 R)
• M4: 2,467,467 km (0.068 R)
• M5: 3,290,555 km (0.12 R)
• M6: 3,733,364 km (0.088 R)
• M7: 5,224,107 km (0.061 R)
• M8: 6,165,826 km (0.082 R)
• M9: 7,356,924 km (0.101 R)
• M10: 9,464,758 km (0.074 R)
• M11: 10,147,074 km (0.11 R)
• M12: 11,045,708 km (0.064 R)
• M13: 11,947,933 km (0.086 R)
• M14: 15,758,789 km (0.117 R)
• M15: 16,778,897 km (0.064 R)
• M16: 17,399,429 km (0.088 R)
• M17: 18,099,398 km (0.101 R)
• M18: 18,752,093 km (0.068 R)
• M19: 19,420,347 km (0.053 R)
• M20: 21,088,961 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.3

Radius: 13.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.31 AU - 4.07 AU

Year: 4650 Days

Day: 7.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,491,452 km

• M1: 172,636 km (0.088 R)
• M2: 760,556 km (0.107 R)
• M3: 1,320,500 km (0.068 R)
• M4: 1,947,465 km (0.106 R)
• M5: 2,503,670 km (0.067 R)
• M6: 2,998,390 km (0.109 R)
• M7: 3,919,165 km (0.107 R)
• M8: 4,764,991 km (0.03 R)
• M9: 5,367,123 km (0.088 R)
• M10: 6,019,519 km (0.12 R)
• M11: 9,776,520 km (0.025 R)
• M12: 10,577,766 km (0.097 R)
• M13: 11,195,905 km (0.076 R)
• M14: 12,215,863 km (0.081 R)
• M15: 16,394,281 km (0.084 R)
• M16: 17,103,076 km (0.104 R)
• M17: 18,708,710 km (0.07 R)
• M18: 19,157,803 km (0.086 R)
• M19: 19,811,695 km (0.029 R)
• M20: 21,581,737 km (0.113 R)
• M21: 23,160,144 km (0.082 R)
• M22: 24,660,611 km (0.102 R)
• M23: 27,606,043 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.5

Radius: 10.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.35 AU - 6.33 AU

Year: 9258 Days

Day: 10.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,491,452 km

• M1: 126,859 km (0.118 R)
• M2: 452,683 km (0.11 R)
• M3: 999,763 km (0.081 R)
• M4: 1,341,295 km (0.112 R)
• M5: 1,820,606 km (0.101 R)
• M6: 2,218,686 km (0.102 R)
• M7: 2,935,858 km (0.091 R)
• M8: 3,303,719 km (0.118 R)
• M9: 4,080,581 km (0.091 R)
• M10: 5,436,835 km (0.105 R)
• M11: 5,760,416 km (0.1 R)
• M12: 6,411,166 km (0.1 R)
• M13: 6,773,044 km (0.104 R)
• M14: 11,285,514 km (0.114 R)
• M15: 11,760,637 km (0.095 R)
• M16: 12,304,126 km (0.078 R)
• M17: 15,405,140 km (0.068 R)
• M18: 16,188,434 km (0.101 R)
• M19: 17,834,609 km (0.111 R)
• M20: 19,664,939 km (0.111 R)
• M21: 20,664,851 km (0.086 R)
• M22: 22,932,755 km (0.071 R)
• M23: 23,610,134 km (0.05 R)
• M24: 24,563,222 km (0.114 R)
• M25: 29,816,950 km (0.119 R)
• M26: 31,032,732 km (0.11 R)
• M27: 33,563,030 km (0.106 R)
• M28: 34,436,233 km (0.101 R)
• M29: 38,198,769 km (0.083 R)
• M30: 39,632,216 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.4

Radius: 5.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 8.35 AU - 11.21 AU

Year: 20064 Days

Day: 21.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,491,452 km

• M1: 85,570 km (0.12 R)
• M2: 404,812 km (0.099 R)
• M3: 1,067,979 km (0.095 R)
• M4: 2,036,326 km (0.077 R)
• M5: 2,308,146 km (0.051 R)
• M6: 2,827,849 km (0.112 R)
• M7: 3,208,575 km (0.105 R)
• M8: 3,510,464 km (0.064 R)
• M9: 3,926,346 km (0.029 R)
• M10: 4,348,810 km (0.085 R)
• M11: 5,138,537 km (0.085 R)
• M12: 5,674,546 km (0.118 R)
• M13: 6,513,641 km (0.118 R)
• M14: 8,435,076 km (0.099 R)
• M15: 15,421,147 km (0.053 R)
• M16: 31,291,835 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 14,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit