🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494

Radius: 8.8

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.7 AU - 1.12 AU

Year: 589 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,328,314 km

• M1: 109,506 km (0.115 R)
• M2: 420,520 km (0.108 R)
• M3: 861,983 km (0.071 R)
• M4: 1,167,761 km (0.083 R)
• M5: 1,825,692 km (0.117 R)
• M6: 2,238,134 km (0.114 R)
• M7: 2,701,289 km (0.094 R)
• M8: 3,156,365 km (0.064 R)
• M9: 3,687,887 km (0.117 R)
• M10: 4,234,667 km (0.1 R)
• M11: 4,803,288 km (0.084 R)
• M12: 5,122,530 km (0.106 R)
• M13: 6,092,523 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.8

Radius: 8.9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.27 AU - 1.59 AU

Year: 1160 Days

Day: 6.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,328,314 km

• M1: 110,702 km (0.058 R)
• M2: 435,031 km (0.085 R)
• M3: 803,041 km (0.117 R)
• M4: 1,338,602 km (0.09 R)
• M5: 1,618,350 km (0.102 R)
• M6: 2,334,176 km (0.117 R)
• M7: 3,662,904 km (0.057 R)
• M8: 3,993,665 km (0.065 R)
• M9: 4,290,317 km (0.12 R)
• M10: 4,753,772 km (0.073 R)
• M11: 5,107,720 km (0.09 R)
• M12: 5,564,143 km (0.118 R)
• M13: 6,487,611 km (0.084 R)
• M14: 7,936,616 km (0.032 R)
• M15: 8,239,252 km (0.074 R)
• M16: 8,578,391 km (0.105 R)
• M17: 10,546,650 km (0.099 R)
• M18: 10,913,015 km (0.114 R)
• M19: 11,812,697 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.2

Radius: 14.1

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.46 AU - 1.82 AU

Year: 1424 Days

Day: 8.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,328,314 km

• M1: 175,329 km (0.073 R)
• M2: 813,663 km (0.079 R)
• M3: 1,252,882 km (0.071 R)
• M4: 1,958,236 km (0.103 R)
• M5: 2,586,697 km (0.09 R)
• M6: 3,444,341 km (0.075 R)
• M7: 4,467,740 km (0.044 R)
• M8: 5,151,702 km (0.059 R)
• M9: 6,192,454 km (0.105 R)
• M10: 8,403,511 km (0.071 R)
• M11: 8,955,976 km (0.114 R)
• M12: 9,476,726 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.7

Radius: 12.9

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.66 AU - 2.38 AU

Year: 1947 Days

Day: 8.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,328,314 km

• M1: 160,519 km (0.041 R)
• M2: 735,124 km (0.059 R)
• M3: 1,138,141 km (0.091 R)
• M4: 1,614,161 km (0.117 R)
• M5: 2,076,119 km (0.095 R)
• M6: 2,756,939 km (0.041 R)
• M7: 3,158,909 km (0.108 R)
• M8: 3,855,137 km (0.103 R)
• M9: 4,823,335 km (0.076 R)
• M10: 5,822,798 km (0.103 R)
• M11: 7,769,216 km (0.108 R)
• M12: 9,310,373 km (0.065 R)
• M13: 9,725,657 km (0.107 R)
• M14: 10,298,617 km (0.115 R)
• M15: 10,705,672 km (0.099 R)
• M16: 12,483,942 km (0.072 R)
• M17: 12,946,948 km (0.12 R)
• M18: 13,377,939 km (0.049 R)
• M19: 16,367,503 km (0.1 R)

Asteroid Belt

Center: 3.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.7

Radius: 10.6

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.77 AU - 4.43 AU

Year: 5631 Days

Day: 12 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,328,314 km

• M1: 131,796 km (0.07 R)
• M2: 512,822 km (0.061 R)
• M3: 1,881,941 km (0.106 R)
• M4: 2,277,628 km (0.095 R)
• M5: 2,746,767 km (0.109 R)
• M6: 3,745,931 km (0.116 R)
• M7: 4,231,825 km (0.076 R)
• M8: 4,811,965 km (0.109 R)
• M9: 6,708,268 km (0.066 R)
• M10: 7,112,930 km (0.078 R)
• M11: 7,786,868 km (0.109 R)
• M12: 8,387,055 km (0.06 R)
• M13: 10,778,826 km (0.079 R)
• M14: 13,753,280 km (0.094 R)
• M15: 15,370,732 km (0.076 R)
• M16: 15,956,707 km (0.039 R)
• M17: 16,679,564 km (0.097 R)
• M18: 18,255,578 km (0.089 R)
• M19: 21,994,627 km (0.109 R)
• M20: 23,731,757 km (0.103 R)
• M21: 24,435,765 km (0.091 R)
• M22: 25,153,685 km (0.118 R)
• M23: 30,486,849 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.3

Radius: 6.3

Gravity: 17.67 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.11 AU - 7.31 AU

Year: 11789 Days

Day: 23.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 26,328,314 km

• M1: 78,539 km (0.085 R)
• M2: 298,897 km (0.025 R)
• M3: 591,211 km (0.114 R)
• M4: 831,914 km (0.031 R)
• M5: 1,080,246 km (0.051 R)
• M6: 1,337,704 km (0.059 R)
• M7: 1,875,658 km (0.063 R)
• M8: 2,269,848 km (0.025 R)
• M9: 2,611,081 km (0.069 R)
• M10: 2,849,690 km (0.087 R)
• M11: 3,601,868 km (0.051 R)
• M12: 4,388,454 km (0.078 R)
• M13: 5,318,354 km (0.061 R)
• M14: 5,739,173 km (0.063 R)
• M15: 6,144,284 km (0.037 R)
• M16: 7,219,444 km (0.06 R)
• M17: 8,229,828 km (0.1 R)
• M18: 10,636,409 km (0.073 R)
• M19: 12,237,704 km (0.092 R)
• M20: 13,348,020 km (0.116 R)
• M21: 14,124,582 km (0.074 R)
• M22: 14,389,969 km (0.113 R)
• M23: 16,856,538 km (0.119 R)
• M24: 21,366,765 km (0.075 R)
• M25: 22,159,484 km (0.103 R)
• M26: 22,971,651 km (0.107 R)
• M27: 24,369,194 km (0.094 R)
• M28: 24,847,309 km (0.107 R)
• M29: 26,219,420 km (0.051 R)
• M30: 26,419,582 km (0.098 R)
• M31: 28,266,218 km (0.095 R)
• M32: 31,872,126 km (0.102 R)
• M33: 33,139,070 km (0.069 R)
• M34: 43,659,989 km (0.094 R)
• M35: 45,509,318 km (0.109 R)
• M36: 46,819,646 km (0.102 R)
• M37: 47,262,006 km (0.046 R)
• M38: 48,005,508 km (0.105 R)
• M39: 49,668,438 km (0.091 R)
• M40: 51,682,773 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348

Radius: 3.5

Gravity: 28.41 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.72 AU - 8.88 AU

Year: 14775 Days

Day: 18.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 26,328,314 km

• M1: 46,076 km (0.096 R)
• M2: 231,727 km (0.098 R)
• M3: 367,712 km (0.112 R)
• M4: 489,634 km (0.096 R)
• M5: 799,601 km (0.11 R)
• M6: 966,103 km (0.079 R)
• M7: 1,240,017 km (0.065 R)
• M8: 2,187,270 km (0.075 R)
• M9: 2,454,003 km (0.034 R)
• M10: 2,872,429 km (0.081 R)
• M11: 3,145,295 km (0.086 R)
• M12: 3,742,490 km (0.113 R)
• M13: 4,963,657 km (0.062 R)
• M14: 5,769,242 km (0.1 R)
• M15: 6,165,975 km (0.08 R)
• M16: 7,094,529 km (0.086 R)
• M17: 7,216,751 km (0.106 R)
• M18: 8,201,404 km (0.118 R)
• M19: 8,426,848 km (0.11 R)
• M20: 8,795,906 km (0.063 R)
• M21: 9,566,335 km (0.11 R)
• M22: 10,018,869 km (0.105 R)
• M23: 12,088,106 km (0.108 R)
• M24: 12,262,687 km (0.1 R)
• M25: 14,295,273 km (0.096 R)
• M26: 14,621,696 km (0.045 R)
• M27: 15,086,945 km (0.106 R)
• M28: 16,756,906 km (0.104 R)
• M29: 17,192,984 km (0.049 R)
• M30: 18,315,866 km (0.075 R)
• M31: 21,040,492 km (0.051 R)
• M32: 23,568,097 km (0.076 R)
• M33: 25,903,320 km (0.101 R)
• M34: 26,583,841 km (0.101 R)
• M35: 32,350,390 km (0.043 R)
• M36: 44,038,920 km (0.078 R)
• M37: 45,707,685 km (0.084 R)
• M38: 46,415,283 km (0.107 R)
• M39: 48,875,719 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.1

Radius: 5.3

Gravity: 28.52 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.01 AU - 9.35 AU

Year: 18865 Days

Day: 24.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 26,328,314 km

• M1: 65,973 km (0.104 R)
• M2: 251,324 km (0.072 R)
• M3: 577,747 km (0.109 R)
• M4: 759,209 km (0.086 R)
• M5: 1,887,028 km (0.099 R)
• M6: 2,450,862 km (0.083 R)
• M7: 3,067,056 km (0.106 R)
• M8: 3,905,103 km (0.037 R)
• M9: 4,259,799 km (0.067 R)
• M10: 4,600,583 km (0.108 R)
• M11: 6,363,445 km (0.114 R)
• M12: 9,129,210 km (0.052 R)
• M13: 9,637,843 km (0.051 R)
• M14: 10,165,175 km (0.112 R)
• M15: 11,862,513 km (0.105 R)
• M16: 17,380,281 km (0.106 R)
• M17: 17,810,973 km (0.095 R)
• M18: 22,314,467 km (0.092 R)
• M19: 23,443,782 km (0.117 R)
• M20: 25,263,340 km (0.116 R)
• M21: 25,483,399 km (0.1 R)
• M22: 25,704,654 km (0.089 R)
• M23: 29,059,985 km (0.109 R)
• M24: 30,281,451 km (0.119 R)
• M25: 32,435,960 km (0.036 R)
• M26: 32,695,961 km (0.066 R)
• M27: 33,351,948 km (0.086 R)
• M28: 36,905,795 km (0.09 R)
• M29: 37,760,298 km (0.064 R)
• M30: 40,854,879 km (0.117 R)
• M31: 41,769,221 km (0.117 R)
• M32: 49,408,287 km (0.11 R)
• M33: 50,620,030 km (0.091 R)
• M34: 60,053,522 km (0.113 R)
• M35: 66,115,228 km (0.109 R)
• M36: 75,041,284 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.6

Radius: 7.5

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.58 AU - 11.46 AU

Year: 19923 Days

Day: 17.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,328,314 km

• M1: 123,568 km (0.083 R)
• M2: 952,938 km (0.085 R)
• M3: 1,510,191 km (0.081 R)
• M4: 2,164,681 km (0.12 R)
• M5: 2,452,208 km (0.056 R)
• M6: 2,869,586 km (0.062 R)
• M7: 4,316,796 km (0.118 R)
• M8: 7,913,279 km (0.045 R)
• M9: 9,404,021 km (0.112 R)
• M10: 12,639,225 km (0.051 R)
• M11: 19,091,381 km (0.034 R)
• M12: 20,924,553 km (0.045 R)
• M13: 24,484,384 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 13,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit