🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 9.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.46 AU - 0.68 AU

Year: 297 Days

Day: 6 Hours

Environment

Temp: -138 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,594,177 km

• M1: 115,938 km (0.117 R)
• M2: 479,910 km (0.104 R)
• M3: 920,476 km (0.111 R)
• M4: 1,219,671 km (0.103 R)
• M5: 1,664,127 km (0.09 R)
• M6: 2,044,704 km (0.04 R)
• M7: 2,466,570 km (0.067 R)
• M8: 3,203,489 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.9

Radius: 9.5

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.52 AU - 0.76 AU

Year: 353 Days

Day: 13.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 158.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,594,177 km

• M1: 118,182 km (0.111 R)
• M2: 435,031 km (0.03 R)
• M3: 756,516 km (0.09 R)
• M4: 1,530,685 km (0.047 R)
• M5: 2,037,373 km (0.069 R)
• M6: 2,623,199 km (0.069 R)
• M7: 2,972,360 km (0.08 R)
• M8: 3,352,339 km (0.118 R)
• M9: 3,828,210 km (0.097 R)
• M10: 4,946,005 km (0.082 R)
• M11: 5,288,434 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.5

Radius: 9.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.77 AU - 0.83 AU

Year: 494 Days

Day: 13.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 121.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,594,177 km

• M1: 114,442 km (0.11 R)
• M2: 691,591 km (0.087 R)
• M3: 1,296,565 km (0.096 R)
• M4: 1,595,162 km (0.114 R)
• M5: 2,013,887 km (0.111 R)
• M6: 2,318,917 km (0.059 R)
• M7: 2,878,113 km (0.039 R)
• M8: 3,502,685 km (0.116 R)
• M9: 3,876,829 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119

Radius: 14.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.95 AU - 1.05 AU

Year: 690 Days

Day: 6.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,594,177 km

• M1: 178,919 km (0.061 R)
• M2: 691,591 km (0.101 R)
• M3: 1,494,632 km (0.096 R)
• M4: 2,082,253 km (0.046 R)
• M5: 2,666,881 km (0.08 R)
• M6: 3,779,441 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.7

Radius: 13.3

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.13 AU - 1.61 AU

Year: 1107 Days

Day: 5.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,594,177 km

• M1: 165,455 km (0.05 R)
• M2: 736,470 km (0.106 R)
• M3: 1,164,619 km (0.051 R)
• M4: 1,602,193 km (0.052 R)
• M5: 3,215,157 km (0.077 R)
• M6: 3,799,936 km (0.055 R)
• M7: 4,696,176 km (0.101 R)
• M8: 5,368,768 km (0.078 R)
• M9: 6,310,786 km (0.109 R)
• M10: 7,056,083 km (0.073 R)
• M11: 7,620,067 km (0.079 R)
• M12: 8,048,964 km (0.086 R)
• M13: 8,897,034 km (0.08 R)
• M14: 10,312,080 km (0.091 R)
• M15: 11,175,709 km (0.082 R)
• M16: 11,907,841 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.6

Radius: 12.5

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.32 AU - 3.1 AU

Year: 3079 Days

Day: 7.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,594,177 km

• M1: 158,723 km (0.106 R)
• M2: 642,224 km (0.099 R)
• M3: 1,053,468 km (0.115 R)
• M4: 1,463,366 km (0.077 R)
• M5: 2,019,122 km (0.087 R)
• M6: 3,220,693 km (0.073 R)
• M7: 3,732,766 km (0.066 R)
• M8: 4,514,415 km (0.082 R)
• M9: 5,303,843 km (0.103 R)
• M10: 6,831,536 km (0.077 R)
• M11: 7,308,903 km (0.087 R)
• M12: 9,158,082 km (0.1 R)
• M13: 10,229,951 km (0.104 R)
• M14: 12,800,043 km (0.087 R)
• M15: 13,667,112 km (0.062 R)
• M16: 15,569,099 km (0.093 R)
• M17: 16,240,644 km (0.068 R)
• M18: 17,093,651 km (0.062 R)
• M19: 19,180,392 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.3

Radius: 6

Gravity: 24.04 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.31 AU - 6.99 AU

Year: 9270 Days

Day: 24.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,594,177 km

• M1: 75,098 km (0.083 R)
• M2: 287,677 km (0.111 R)
• M3: 480,060 km (0.061 R)
• M4: 834,008 km (0.074 R)
• M5: 1,021,454 km (0.092 R)
• M6: 1,213,239 km (0.067 R)
• M7: 1,568,534 km (0.043 R)
• M8: 1,778,719 km (0.093 R)
• M9: 2,042,161 km (0.118 R)
• M10: 2,925,536 km (0.047 R)
• M11: 3,877,278 km (0.104 R)
• M12: 4,769,330 km (0.051 R)
• M13: 5,052,219 km (0.099 R)
• M14: 6,186,321 km (0.053 R)
• M15: 6,715,299 km (0.089 R)
• M16: 7,606,753 km (0.074 R)
• M17: 8,258,251 km (0.085 R)
• M18: 9,821,399 km (0.118 R)
• M19: 13,520,506 km (0.102 R)
• M20: 13,833,764 km (0.093 R)
• M21: 16,873,742 km (0.043 R)
• M22: 17,978,672 km (0.086 R)
• M23: 20,992,172 km (0.073 R)
• M24: 23,506,613 km (0.04 R)
• M25: 26,409,111 km (0.088 R)
• M26: 27,195,098 km (0.07 R)
• M27: 29,752,025 km (0.116 R)
• M28: 31,909,675 km (0.114 R)
• M29: 32,130,930 km (0.086 R)
• M30: 35,932,511 km (0.101 R)
• M31: 36,775,645 km (0.103 R)
• M32: 37,631,943 km (0.07 R)
• M33: 39,004,354 km (0.067 R)
• M34: 40,798,930 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.2

Radius: 5.5

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.11 AU - 8.13 AU

Year: 11757 Days

Day: 20.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,594,177 km

• M1: 68,366 km (0.095 R)
• M2: 258,954 km (0.064 R)
• M3: 534,513 km (0.075 R)
• M4: 2,100,205 km (0.077 R)
• M5: 2,571,587 km (0.058 R)
• M6: 2,791,197 km (0.12 R)
• M7: 3,672,628 km (0.106 R)
• M8: 4,552,263 km (0.111 R)
• M9: 5,180,574 km (0.101 R)
• M10: 5,531,980 km (0.05 R)
• M11: 8,193,475 km (0.099 R)
• M12: 9,968,005 km (0.11 R)
• M13: 11,983,687 km (0.093 R)
• M14: 12,541,238 km (0.116 R)
• M15: 12,941,712 km (0.057 R)
• M16: 15,722,587 km (0.081 R)
• M17: 18,361,194 km (0.1 R)
• M18: 20,721,399 km (0.074 R)
• M19: 21,039,893 km (0.078 R)
• M20: 22,180,577 km (0.11 R)
• M21: 22,766,103 km (0.061 R)
• M22: 26,591,171 km (0.088 R)
• M23: 26,873,014 km (0.056 R)
• M24: 28,020,130 km (0.073 R)
• M25: 28,214,607 km (0.07 R)
• M26: 28,901,860 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.3

Radius: 7.4

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.8 AU - 8.24 AU

Year: 12839 Days

Day: 18.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,594,177 km

• M1: 100,829 km (0.08 R)
• M2: 903,422 km (0.08 R)
• M3: 1,156,990 km (0.106 R)
• M4: 2,548,549 km (0.046 R)
• M5: 4,159,718 km (0.12 R)
• M6: 5,195,085 km (0.107 R)
• M7: 5,950,854 km (0.08 R)
• M8: 6,817,025 km (0.113 R)
• M9: 8,114,039 km (0.111 R)
• M10: 9,273,871 km (0.065 R)
• M11: 9,868,074 km (0.029 R)
• M12: 10,434,900 km (0.042 R)
• M13: 11,975,758 km (0.033 R)
• M14: 12,501,744 km (0.095 R)
• M15: 12,740,353 km (0.103 R)
• M16: 14,826,944 km (0.099 R)
• M17: 17,499,959 km (0.097 R)
• M18: 25,172,983 km (0.111 R)
• M19: 25,842,135 km (0.057 R)
• M20: 28,124,549 km (0.105 R)
• M21: 30,322,890 km (0.104 R)
• M22: 36,254,595 km (0.095 R)
• M23: 36,862,711 km (0.088 R)
• M24: 38,854,307 km (0.114 R)
• M25: 40,264,566 km (0.026 R)
• M26: 40,785,615 km (0.119 R)
• M27: 49,897,023 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.2

Radius: 7.2

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.69 AU - 9.23 AU

Year: 18513 Days

Day: 21 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,594,177 km

• M1: 89,609 km (0.109 R)
• M2: 373,247 km (0.117 R)
• M3: 1,875,957 km (0.106 R)
• M4: 2,686,927 km (0.104 R)
• M5: 2,995,398 km (0.09 R)
• M6: 3,407,540 km (0.092 R)
• M7: 4,035,253 km (0.119 R)
• M8: 4,571,262 km (0.041 R)
• M9: 5,707,608 km (0.105 R)
• M10: 9,568,280 km (0.083 R)
• M11: 10,120,296 km (0.084 R)
• M12: 10,869,482 km (0.086 R)
• M13: 12,673,034 km (0.113 R)
• M14: 12,936,476 km (0.074 R)
• M15: 13,680,127 km (0.116 R)
• M16: 15,776,741 km (0.093 R)
• M17: 16,313,349 km (0.105 R)
• M18: 16,546,871 km (0.109 R)
• M19: 17,422,617 km (0.061 R)
• M20: 21,421,817 km (0.101 R)
• M21: 21,702,163 km (0.098 R)
• M22: 23,435,404 km (0.05 R)
• M23: 26,418,984 km (0.1 R)
• M24: 26,849,377 km (0.06 R)
• M25: 27,503,868 km (0.094 R)
• M26: 34,260,755 km (0.092 R)
• M27: 37,005,277 km (0.085 R)
• M28: 37,409,042 km (0.085 R)
• M29: 43,522,658 km (0.073 R)
• M30: 45,648,444 km (0.09 R)
• M31: 51,263,750 km (0.066 R)
• M32: 58,954,127 km (0.092 R)
• M33: 64,811,333 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 17,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit