🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.3

Radius: 13.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.09 AU - 1.17 AU

Year: 815 Days

Day: 5.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,053,611 km

• M1: 167,998 km (0.108 R)
• M2: 606,769 km (0.075 R)
• M3: 1,046,437 km (0.033 R)
• M4: 1,581,249 km (0.105 R)
• M5: 2,098,110 km (0.09 R)
• M6: 2,774,741 km (0.108 R)
• M7: 3,425,941 km (0.087 R)
• M8: 4,130,248 km (0.098 R)
• M9: 4,669,099 km (0.082 R)
• M10: 5,090,217 km (0.095 R)
• M11: 5,575,363 km (0.113 R)
• M12: 6,030,141 km (0.038 R)
• M13: 6,509,751 km (0.086 R)
• M14: 7,242,482 km (0.062 R)
• M15: 7,809,458 km (0.1 R)
• M16: 8,820,290 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.2

Radius: 10.8

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.49 AU - 1.69 AU

Year: 1360 Days

Day: 12.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,053,611 km

• M1: 134,488 km (0.08 R)
• M2: 506,838 km (0.11 R)
• M3: 843,732 km (0.1 R)
• M4: 1,217,427 km (0.117 R)
• M5: 1,760,617 km (0.092 R)
• M6: 2,293,186 km (0.093 R)
• M7: 2,727,768 km (0.112 R)
• M8: 3,522,880 km (0.05 R)
• M9: 3,881,616 km (0.036 R)
• M10: 4,750,181 km (0.099 R)
• M11: 5,189,550 km (0.116 R)
• M12: 5,655,847 km (0.07 R)
• M13: 7,328,800 km (0.101 R)
• M14: 7,699,503 km (0.1 R)
• M15: 8,887,460 km (0.052 R)
• M16: 11,588,449 km (0.09 R)
• M17: 11,947,036 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 8.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.52 AU - 5.14 AU

Year: 7200 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,053,611 km

• M1: 100,679 km (0.108 R)
• M2: 650,900 km (0.115 R)
• M3: 1,494,782 km (0.103 R)
• M4: 1,830,180 km (0.108 R)
• M5: 2,478,837 km (0.088 R)
• M6: 3,440,901 km (0.108 R)
• M7: 3,935,621 km (0.079 R)
• M8: 4,425,703 km (0.113 R)
• M9: 5,236,374 km (0.039 R)
• M10: 5,984,513 km (0.117 R)
• M11: 6,238,530 km (0.102 R)
• M12: 6,700,339 km (0.066 R)
• M13: 7,184,737 km (0.108 R)
• M14: 7,471,815 km (0.037 R)
• M15: 9,274,619 km (0.088 R)
• M16: 10,688,319 km (0.089 R)
• M17: 12,240,098 km (0.089 R)
• M18: 12,546,923 km (0.105 R)
• M19: 12,964,151 km (0.09 R)
• M20: 14,215,238 km (0.113 R)
• M21: 14,725,966 km (0.075 R)
• M22: 15,485,324 km (0.106 R)
• M23: 16,892,442 km (0.105 R)
• M24: 20,743,390 km (0.107 R)
• M25: 28,755,553 km (0.084 R)
• M26: 30,404,720 km (0.088 R)
• M27: 31,252,641 km (0.056 R)
• M28: 31,826,498 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.8

Radius: 5.3

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.26 AU - 7.54 AU

Year: 13653 Days

Day: 21.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,053,611 km

• M1: 80,184 km (0.066 R)
• M2: 280,795 km (0.074 R)
• M3: 820,993 km (0.11 R)
• M4: 2,067,891 km (0.105 R)
• M5: 2,416,305 km (0.1 R)
• M6: 2,682,888 km (0.1 R)
• M7: 3,823,422 km (0.065 R)
• M8: 4,212,676 km (0.076 R)
• M9: 6,211,004 km (0.094 R)
• M10: 6,638,705 km (0.063 R)
• M11: 7,998,699 km (0.065 R)
• M12: 8,678,322 km (0.116 R)
• M13: 8,942,811 km (0.062 R)
• M14: 10,103,242 km (0.074 R)
• M15: 10,744,867 km (0.084 R)
• M16: 13,408,158 km (0.112 R)
• M17: 15,239,086 km (0.091 R)
• M18: 20,923,207 km (0.104 R)
• M19: 24,845,364 km (0.112 R)
• M20: 29,428,145 km (0.101 R)
• M21: 31,553,632 km (0.116 R)
• M22: 34,433,839 km (0.085 R)
• M23: 35,096,857 km (0.064 R)
• M24: 38,540,151 km (0.097 R)
• M25: 41,576,240 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.2

Radius: 7.2

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.63 AU - 8.41 AU

Year: 13987 Days

Day: 17.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,053,611 km

• M1: 89,609 km (0.119 R)
• M2: 352,004 km (0.084 R)
• M3: 598,541 km (0.068 R)
• M4: 1,743,414 km (0.046 R)
• M5: 2,730,311 km (0.114 R)
• M6: 2,974,903 km (0.092 R)
• M7: 3,880,270 km (0.068 R)
• M8: 5,851,222 km (0.099 R)
• M9: 6,807,451 km (0.057 R)
• M10: 7,731,966 km (0.08 R)
• M11: 8,689,991 km (0.086 R)
• M12: 10,566,846 km (0.104 R)
• M13: 14,159,588 km (0.114 R)
• M14: 14,558,416 km (0.11 R)
• M15: 16,519,494 km (0.112 R)
• M16: 20,532,009 km (0.114 R)
• M17: 23,080,857 km (0.066 R)
• M18: 25,734,873 km (0.111 R)
• M19: 30,087,124 km (0.098 R)
• M20: 31,191,156 km (0.101 R)
• M21: 33,129,795 km (0.092 R)
• M22: 33,480,003 km (0.088 R)
• M23: 40,613,129 km (0.108 R)
• M24: 47,650,363 km (0.09 R)
• M25: 49,910,038 km (0.087 R)
• M26: 52,082,499 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.9

Radius: 5.4

Gravity: 23.42 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.7 AU - 10.4 AU

Year: 20017 Days

Day: 23.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,053,611 km

• M1: 67,169 km (0.091 R)
• M2: 266,883 km (0.068 R)
• M3: 440,416 km (0.096 R)
• M4: 843,582 km (0.058 R)
• M5: 1,091,616 km (0.097 R)
• M6: 1,753,137 km (0.105 R)
• M7: 2,037,822 km (0.055 R)
• M8: 2,699,793 km (0.084 R)
• M9: 3,884,907 km (0.045 R)
• M10: 4,171,237 km (0.087 R)
• M11: 6,808,349 km (0.117 R)
• M12: 7,177,706 km (0.108 R)
• M13: 7,463,438 km (0.065 R)
• M14: 7,956,363 km (0.114 R)
• M15: 8,418,171 km (0.091 R)
• M16: 9,006,839 km (0.047 R)
• M17: 9,795,220 km (0.064 R)
• M18: 10,689,965 km (0.117 R)
• M19: 11,965,885 km (0.109 R)
• M20: 14,065,341 km (0.11 R)
• M21: 16,316,640 km (0.074 R)
• M22: 19,523,270 km (0.113 R)
• M23: 28,547,313 km (0.112 R)
• M24: 29,384,911 km (0.112 R)
• M25: 29,627,110 km (0.117 R)
• M26: 38,103,475 km (0.075 R)
• M27: 48,906,386 km (0.107 R)
• M28: 51,849,724 km (0.094 R)
• M29: 55,831,421 km (0.11 R)
• M30: 62,377,974 km (0.114 R)
• M31: 62,778,298 km (0.036 R)
• M32: 70,495,902 km (0.067 R)
• M33: 70,712,819 km (0.037 R)
• M34: 71,804,136 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 19,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit