🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.9

Radius: 8.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.98 AU - 1.14 AU

Year: 728 Days

Day: 10.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,146,147 km

• M1: 106,962 km (0.115 R)
• M2: 387,907 km (0.078 R)
• M3: 901,178 km (0.108 R)
• M4: 1,405,023 km (0.112 R)
• M5: 1,705,266 km (0.047 R)
• M6: 1,974,393 km (0.078 R)
• M7: 2,556,328 km (0.099 R)
• M8: 3,527,219 km (0.063 R)
• M9: 3,954,321 km (0.071 R)
• M10: 4,495,715 km (0.1 R)
• M11: 5,482,463 km (0.053 R)
• M12: 6,419,993 km (0.1 R)
• M13: 7,057,878 km (0.067 R)
• M14: 7,506,223 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.1

Radius: 8.3

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.42 AU - 1.84 AU

Year: 1388 Days

Day: 14 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,146,147 km

• M1: 103,223 km (0.081 R)
• M2: 362,775 km (0.099 R)
• M3: 759,957 km (0.1 R)
• M4: 1,207,404 km (0.116 R)
• M5: 1,549,535 km (0.107 R)
• M6: 1,946,119 km (0.093 R)
• M7: 2,854,178 km (0.119 R)
• M8: 3,352,787 km (0.092 R)
• M9: 3,660,959 km (0.037 R)
• M10: 4,101,226 km (0.101 R)
• M11: 4,576,498 km (0.093 R)
• M12: 5,905,077 km (0.114 R)
• M13: 8,581,233 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.8

Radius: 8.1

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.65 AU - 2.13 AU

Year: 1733 Days

Day: 13.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,146,147 km

• M1: 101,128 km (0.056 R)
• M2: 753,973 km (0.085 R)
• M3: 1,522,458 km (0.105 R)
• M4: 2,100,952 km (0.096 R)
• M5: 3,180,301 km (0.067 R)
• M6: 3,476,206 km (0.104 R)
• M7: 4,437,970 km (0.101 R)
• M8: 5,457,181 km (0.104 R)
• M9: 6,021,763 km (0.06 R)
• M10: 7,083,160 km (0.103 R)
• M11: 7,346,901 km (0.096 R)
• M12: 9,350,316 km (0.11 R)
• M13: 12,400,467 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.5

Radius: 11

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.49 AU - 4.77 AU

Year: 5597 Days

Day: 15 Hours

Environment

Temp: -221 °C

Axial Tilt: 137.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,146,147 km

• M1: 137,630 km (0.053 R)
• M2: 820,844 km (0.103 R)
• M3: 1,594,115 km (0.063 R)
• M4: 1,962,275 km (0.113 R)
• M5: 2,339,412 km (0.107 R)
• M6: 3,084,110 km (0.118 R)
• M7: 4,097,486 km (0.072 R)
• M8: 4,986,995 km (0.103 R)
• M9: 5,376,996 km (0.069 R)
• M10: 5,787,493 km (0.103 R)
• M11: 6,671,467 km (0.099 R)
• M12: 9,823,344 km (0.112 R)
• M13: 11,892,732 km (0.102 R)
• M14: 14,072,373 km (0.074 R)
• M15: 15,198,695 km (0.065 R)
• M16: 15,843,312 km (0.062 R)
• M17: 17,822,492 km (0.03 R)
• M18: 21,454,579 km (0.112 R)
• M19: 30,053,913 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.7

Radius: 14.1

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.27 AU - 5.11 AU

Year: 5719 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 93,146,147 km

• M1: 179,817 km (0.046 R)
• M2: 720,463 km (0.087 R)
• M3: 1,284,298 km (0.108 R)
• M4: 2,854,776 km (0.086 R)
• M5: 8,842,730 km (0.069 R)
• M6: 11,622,259 km (0.102 R)
• M7: 13,771,531 km (0.081 R)
• M8: 15,084,851 km (0.117 R)
• M9: 17,051,315 km (0.086 R)
• M10: 19,013,441 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.6

Radius: 12.3

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.17 AU - 5.11 AU

Year: 6665 Days

Day: 14.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 93,146,147 km

• M1: 171,140 km (0.111 R)
• M2: 585,825 km (0.109 R)
• M3: 1,306,139 km (0.071 R)
• M4: 1,696,889 km (0.083 R)
• M5: 2,294,083 km (0.041 R)
• M6: 2,854,776 km (0.04 R)
• M7: 3,797,243 km (0.07 R)
• M8: 4,430,341 km (0.1 R)
• M9: 6,795,184 km (0.109 R)
• M10: 7,655,821 km (0.051 R)
• M11: 8,112,693 km (0.103 R)
• M12: 8,997,863 km (0.11 R)
• M13: 9,420,926 km (0.11 R)
• M14: 10,444,923 km (0.028 R)
• M15: 11,199,944 km (0.091 R)
• M16: 12,400,467 km (0.115 R)
• M17: 13,963,316 km (0.093 R)
• M18: 14,531,638 km (0.088 R)
• M19: 15,056,128 km (0.063 R)
• M20: 16,517,101 km (0.116 R)
• M21: 17,217,369 km (0.074 R)
• M22: 18,070,525 km (0.067 R)
• M23: 19,158,850 km (0.108 R)
• M24: 20,003,479 km (0.108 R)
• M25: 22,531,534 km (0.102 R)
• M26: 26,453,242 km (0.095 R)
• M27: 29,584,625 km (0.069 R)
• M28: 31,967,270 km (0.039 R)
• M29: 32,656,766 km (0.108 R)
• M30: 33,861,628 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.8

Radius: 3.3

Gravity: 58.48 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.04 AU - 9.82 AU

Year: 16322 Days

Day: 16.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,146,147 km

• M1: 40,990 km (0.093 R)
• M2: 200,461 km (0.117 R)
• M3: 406,607 km (0.108 R)
• M4: 676,182 km (0.099 R)
• M5: 925,861 km (0.065 R)
• M6: 1,193,342 km (0.08 R)
• M7: 1,605,335 km (0.091 R)
• M8: 1,790,986 km (0.091 R)
• M9: 2,009,399 km (0.118 R)
• M10: 2,843,706 km (0.086 R)
• M11: 3,915,126 km (0.086 R)
• M12: 4,540,595 km (0.117 R)
• M13: 4,808,524 km (0.077 R)
• M14: 9,049,175 km (0.062 R)
• M15: 13,900,485 km (0.069 R)
• M16: 16,016,247 km (0.074 R)
• M17: 19,100,357 km (0.081 R)
• M18: 21,986,399 km (0.056 R)
• M19: 26,947,663 km (0.088 R)
• M20: 28,829,454 km (0.12 R)
• M21: 32,975,559 km (0.116 R)
• M22: 33,849,959 km (0.053 R)
• M23: 37,367,155 km (0.108 R)
• M24: 37,908,100 km (0.079 R)
• M25: 39,562,354 km (0.116 R)
• M26: 42,425,059 km (0.074 R)
• M27: 45,576,338 km (0.087 R)
• M28: 57,201,887 km (0.104 R)
• M29: 64,463,218 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.3

Radius: 6

Gravity: 15.79 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.61 AU - 10.89 AU

Year: 17260 Days

Day: 17.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 93,146,147 km

• M1: 74,649 km (0.071 R)
• M2: 263,891 km (0.098 R)
• M3: 691,441 km (0.086 R)
• M4: 1,038,359 km (0.068 R)
• M5: 1,420,881 km (0.108 R)
• M6: 2,235,740 km (0.091 R)
• M7: 3,069,748 km (0.049 R)
• M8: 3,515,700 km (0.052 R)
• M9: 4,279,995 km (0.099 R)
• M10: 5,114,302 km (0.071 R)
• M11: 6,252,892 km (0.094 R)
• M12: 6,709,913 km (0.109 R)
• M13: 7,459,548 km (0.093 R)
• M14: 9,931,653 km (0.096 R)
• M15: 10,785,857 km (0.039 R)
• M16: 12,125,805 km (0.099 R)
• M17: 12,574,599 km (0.116 R)
• M18: 15,131,974 km (0.052 R)
• M19: 15,651,976 km (0.046 R)
• M20: 17,444,757 km (0.107 R)
• M21: 17,769,833 km (0.06 R)
• M22: 24,336,731 km (0.066 R)
• M23: 35,505,559 km (0.113 R)
• M24: 38,716,677 km (0.111 R)
• M25: 39,828,488 km (0.118 R)
• M26: 43,589,229 km (0.05 R)
• M27: 45,709,181 km (0.062 R)
• M28: 49,016,191 km (0.055 R)
• M29: 49,989,624 km (0.11 R)
• M30: 54,876,688 km (0.078 R)
• M31: 56,455,693 km (0.081 R)
• M32: 56,988,710 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.4

Radius: 3.3

Gravity: 91.22 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.58 AU - 11.3 AU

Year: 22495 Days

Day: 15.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,146,147 km

• M1: 60,138 km (0.101 R)
• M2: 265,087 km (0.05 R)
• M3: 808,427 km (0.098 R)
• M4: 1,894,059 km (0.113 R)
• M5: 2,063,104 km (0.103 R)
• M6: 2,529,850 km (0.077 R)
• M7: 3,149,484 km (0.105 R)
• M8: 4,568,420 km (0.1 R)
• M9: 4,718,915 km (0.117 R)
• M10: 5,271,829 km (0.059 R)
• M11: 7,652,081 km (0.108 R)
• M12: 7,864,510 km (0.111 R)
• M13: 15,363,103 km (0.051 R)
• M14: 15,957,754 km (0.088 R)
• M15: 19,065,800 km (0.111 R)
• M16: 23,432,711 km (0.072 R)
• M17: 24,333,739 km (0.099 R)
• M18: 25,374,791 km (0.112 R)
• M19: 25,965,702 km (0.114 R)
• M20: 26,204,610 km (0.118 R)
• M21: 26,565,739 km (0.068 R)
• M22: 29,187,293 km (0.106 R)
• M23: 29,705,500 km (0.044 R)
• M24: 33,646,805 km (0.081 R)
• M25: 35,521,416 km (0.058 R)
• M26: 35,815,825 km (0.037 R)
• M27: 40,429,872 km (0.079 R)
• M28: 49,888,347 km (0.09 R)
• M29: 56,415,751 km (0.076 R)
• M30: 64,358,650 km (0.11 R)
• M31: 64,577,212 km (0.118 R)
• M32: 73,729,311 km (0.088 R)
• M33: 77,867,337 km (0.114 R)
• M34: 79,867,012 km (0.028 R)
• M35: 80,119,384 km (0.167 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: 515 - 17,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit