🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.9

Radius: 9.7

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.97 AU - 1.19 AU

Year: 775 Days

Day: 11.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,916,499 km

• M1: 120,576 km (0.114 R)
• M2: 436,826 km (0.097 R)
• M3: 964,457 km (0.115 R)
• M4: 1,286,691 km (0.117 R)
• M5: 1,614,759 km (0.059 R)
• M6: 2,534,786 km (0.06 R)
• M7: 3,032,498 km (0.116 R)
• M8: 3,394,974 km (0.055 R)
• M9: 3,816,541 km (0.039 R)
• M10: 4,729,836 km (0.105 R)
• M11: 5,762,510 km (0.073 R)
• M12: 6,364,342 km (0.093 R)
• M13: 6,669,522 km (0.088 R)
• M14: 7,309,502 km (0.101 R)
• M15: 8,217,411 km (0.117 R)
• M16: 8,818,495 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.2

Radius: 10.5

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.44 AU - 2.36 AU

Year: 1808 Days

Day: 11.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,916,499 km

• M1: 130,599 km (0.12 R)
• M2: 606,470 km (0.108 R)
• M3: 1,248,095 km (0.074 R)
• M4: 1,641,837 km (0.112 R)
• M5: 2,194,152 km (0.059 R)
• M6: 3,055,237 km (0.112 R)
• M7: 4,446,946 km (0.105 R)
• M8: 5,434,442 km (0.082 R)
• M9: 5,781,808 km (0.111 R)
• M10: 6,501,224 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.5

Radius: 15

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.83 AU - 3.29 AU

Year: 3695 Days

Day: 13.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,916,499 km

• M1: 186,698 km (0.102 R)
• M2: 740,360 km (0.119 R)
• M3: 1,598,004 km (0.059 R)
• M4: 2,324,901 km (0.101 R)
• M5: 2,800,921 km (0.116 R)
• M6: 3,680,706 km (0.11 R)
• M7: 4,311,261 km (0.058 R)
• M8: 5,325,834 km (0.118 R)
• M9: 6,106,735 km (0.094 R)
• M10: 7,588,502 km (0.075 R)
• M11: 8,359,679 km (0.084 R)
• M12: 10,433,554 km (0.099 R)
• M13: 11,795,194 km (0.071 R)
• M14: 12,305,771 km (0.102 R)
• M15: 13,672,946 km (0.119 R)
• M16: 15,632,080 km (0.092 R)
• M17: 16,882,269 km (0.065 R)
• M18: 18,444,669 km (0.064 R)
• M19: 21,855,800 km (0.116 R)
• M20: 23,563,909 km (0.091 R)
• M21: 25,206,493 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.2

Radius: 11.5

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.22 AU - 3.84 AU

Year: 4578 Days

Day: 11.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,916,499 km

• M1: 145,708 km (0.095 R)
• M2: 548,575 km (0.107 R)
• M3: 991,983 km (0.115 R)
• M4: 1,450,052 km (0.057 R)
• M5: 2,184,578 km (0.088 R)
• M6: 3,152,925 km (0.074 R)
• M7: 4,265,185 km (0.111 R)
• M8: 4,834,255 km (0.079 R)
• M9: 5,264,499 km (0.064 R)
• M10: 6,711,708 km (0.071 R)
• M11: 8,602,775 km (0.067 R)
• M12: 9,618,245 km (0.111 R)
• M13: 12,801,389 km (0.089 R)
• M14: 13,495,673 km (0.09 R)
• M15: 14,306,493 km (0.086 R)
• M16: 17,037,701 km (0.111 R)
• M17: 17,401,972 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 8.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.87 AU - 5.57 AU

Year: 8232 Days

Day: 6.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,916,499 km

• M1: 103,223 km (0.112 R)
• M2: 406,457 km (0.106 R)
• M3: 674,387 km (0.047 R)
• M4: 935,136 km (0.062 R)
• M5: 1,287,738 km (0.116 R)
• M6: 1,673,103 km (0.098 R)
• M7: 2,753,648 km (0.101 R)
• M8: 3,309,554 km (0.059 R)
• M9: 4,812,115 km (0.072 R)
• M10: 5,401,381 km (0.063 R)
• M11: 6,723,228 km (0.109 R)
• M12: 7,308,155 km (0.12 R)
• M13: 7,847,306 km (0.085 R)
• M14: 8,875,791 km (0.058 R)
• M15: 9,355,851 km (0.118 R)
• M16: 10,463,174 km (0.06 R)
• M17: 11,501,683 km (0.109 R)
• M18: 13,326,627 km (0.088 R)
• M19: 13,898,091 km (0.107 R)
• M20: 14,485,861 km (0.074 R)
• M21: 15,585,555 km (0.084 R)
• M22: 17,070,314 km (0.099 R)
• M23: 18,019,064 km (0.059 R)
• M24: 25,842,135 km (0.12 R)
• M25: 26,551,378 km (0.1 R)
• M26: 32,802,176 km (0.099 R)
• M27: 37,661,862 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.6

Radius: 4

Gravity: 26.79 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.6 AU - 10.8 AU

Year: 20853 Days

Day: 22.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,916,499 km

• M1: 49,816 km (0.109 R)
• M2: 186,698 km (0.031 R)
• M3: 390,002 km (0.081 R)
• M4: 568,771 km (0.097 R)
• M5: 714,330 km (0.104 R)
• M6: 1,308,233 km (0.101 R)
• M7: 1,680,582 km (0.11 R)
• M8: 2,100,205 km (0.093 R)
• M9: 5,942,177 km (0.093 R)
• M10: 6,183,628 km (0.044 R)
• M11: 6,729,511 km (0.042 R)
• M12: 6,992,055 km (0.1 R)
• M13: 7,772,956 km (0.091 R)
• M14: 7,916,570 km (0.115 R)
• M15: 8,661,418 km (0.118 R)
• M16: 10,462,277 km (0.106 R)
• M17: 11,174,662 km (0.114 R)
• M18: 12,303,078 km (0.074 R)
• M19: 15,452,263 km (0.071 R)
• M20: 17,826,082 km (0.115 R)
• M21: 18,076,060 km (0.111 R)
• M22: 18,412,955 km (0.051 R)
• M23: 20,160,856 km (0.07 R)
• M24: 20,614,437 km (0.11 R)
• M25: 24,286,766 km (0.079 R)
• M26: 25,425,953 km (0.099 R)
• M27: 26,491,988 km (0.117 R)
• M28: 27,587,493 km (0.118 R)
• M29: 29,402,713 km (0.102 R)
• M30: 31,175,149 km (0.103 R)
• M31: 32,892,682 km (0.08 R)
• M32: 37,733,221 km (0.045 R)
• M33: 38,007,583 km (0.076 R)
• M34: 40,681,047 km (0.095 R)
• M35: 44,845,253 km (0.108 R)
• M36: 52,800,120 km (0.118 R)
• M37: 63,370,256 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 18,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit