🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.9

Radius: 11.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.59 AU - 0.71 AU

Year: 355 Days

Day: 7.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 62,171,925 km

• M1: 144,212 km (0.118 R)
• M2: 543,339 km (0.035 R)
• M3: 908,209 km (0.11 R)
• M4: 1,482,066 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.7

Radius: 11.3

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.05 AU - 1.61 AU

Year: 1040 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,171,925 km

• M1: 140,921 km (0.055 R)
• M2: 507,137 km (0.116 R)
• M3: 885,021 km (0.094 R)
• M4: 1,290,581 km (0.082 R)
• M5: 2,008,950 km (0.044 R)
• M6: 2,366,489 km (0.057 R)
• M7: 3,114,478 km (0.101 R)
• M8: 3,675,320 km (0.1 R)
• M9: 4,164,954 km (0.105 R)
• M10: 4,642,321 km (0.094 R)
• M11: 5,416,939 km (0.074 R)
• M12: 5,900,140 km (0.107 R)
• M13: 6,275,780 km (0.03 R)
• M14: 7,272,700 km (0.11 R)
• M15: 7,757,098 km (0.087 R)
• M16: 8,482,349 km (0.07 R)
• M17: 9,281,800 km (0.052 R)
• M18: 9,760,663 km (0.088 R)
• M19: 10,287,546 km (0.116 R)
• M20: 10,768,204 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 8.4

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.98 AU - 2.44 AU

Year: 2228 Days

Day: 11 Hours

Environment

Temp: -203 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,171,925 km

• M1: 104,419 km (0.048 R)
• M2: 432,338 km (0.086 R)
• M3: 883,824 km (0.057 R)
• M4: 1,276,668 km (0.117 R)
• M5: 1,618,499 km (0.088 R)
• M6: 1,947,615 km (0.066 R)
• M7: 2,404,337 km (0.088 R)
• M8: 3,230,566 km (0.095 R)
• M9: 3,814,297 km (0.116 R)
• M10: 4,684,807 km (0.082 R)
• M11: 5,262,404 km (0.113 R)
• M12: 6,531,593 km (0.066 R)
• M13: 9,268,934 km (0.069 R)
• M14: 10,367,432 km (0.092 R)
• M15: 10,948,320 km (0.089 R)
• M16: 12,217,209 km (0.079 R)
• M17: 13,399,930 km (0.056 R)
• M18: 16,144,453 km (0.079 R)
• M19: 19,127,883 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 11.7

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.09 AU - 2.69 AU

Year: 2506 Days

Day: 10.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 70.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,171,925 km

• M1: 145,559 km (0.1 R)
• M2: 513,420 km (0.057 R)
• M3: 1,127,519 km (0.085 R)
• M4: 1,532,331 km (0.08 R)
• M5: 2,060,411 km (0.062 R)
• M6: 2,430,965 km (0.087 R)
• M7: 3,105,053 km (0.076 R)
• M8: 3,559,532 km (0.11 R)
• M9: 4,346,117 km (0.06 R)
• M10: 7,289,605 km (0.089 R)
• M11: 10,609,631 km (0.095 R)
• M12: 11,606,252 km (0.094 R)
• M13: 12,620,525 km (0.101 R)
• M14: 13,329,021 km (0.075 R)
• M15: 16,327,411 km (0.09 R)
• M16: 18,260,963 km (0.093 R)
• M17: 18,653,957 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.1

Radius: 11.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.97 AU - 6.27 AU

Year: 7858 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,171,925 km

• M1: 144,661 km (0.11 R)
• M2: 571,015 km (0.079 R)
• M3: 1,328,429 km (0.084 R)
• M4: 2,407,778 km (0.086 R)
• M5: 3,268,863 km (0.117 R)
• M6: 3,853,940 km (0.082 R)
• M7: 5,292,773 km (0.112 R)
• M8: 5,687,262 km (0.118 R)
• M9: 6,708,268 km (0.114 R)
• M10: 11,935,367 km (0.102 R)
• M11: 12,616,636 km (0.1 R)
• M12: 13,658,734 km (0.061 R)
• M13: 14,404,181 km (0.03 R)
• M14: 15,176,554 km (0.102 R)
• M15: 16,164,948 km (0.112 R)
• M16: 16,739,403 km (0.062 R)
• M17: 17,460,016 km (0.065 R)
• M18: 19,458,943 km (0.113 R)
• M19: 20,329,303 km (0.109 R)
• M20: 23,176,151 km (0.098 R)
• M21: 24,402,704 km (0.101 R)
• M22: 27,342,152 km (0.116 R)
• M23: 30,220,864 km (0.04 R)
• M24: 31,191,156 km (0.066 R)
• M25: 31,783,115 km (0.115 R)
• M26: 32,182,092 km (0.114 R)
• M27: 32,786,468 km (0.105 R)
• M28: 33,296,148 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 911.7

Radius: 5.2

Gravity: 33.72 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.61 AU - 7.57 AU

Year: 12804 Days

Day: 16.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,171,925 km

• M1: 65,823 km (0.064 R)
• M2: 300,393 km (0.038 R)
• M3: 576,550 km (0.065 R)
• M4: 860,487 km (0.101 R)
• M5: 1,035,068 km (0.113 R)
• M6: 3,472,615 km (0.068 R)
• M7: 4,160,018 km (0.107 R)
• M8: 4,600,583 km (0.052 R)
• M9: 5,141,679 km (0.076 R)
• M10: 5,319,251 km (0.069 R)
• M11: 6,189,163 km (0.113 R)
• M12: 11,326,055 km (0.107 R)
• M13: 12,057,588 km (0.106 R)
• M14: 12,245,334 km (0.115 R)
• M15: 12,950,388 km (0.114 R)
• M16: 16,963,950 km (0.113 R)
• M17: 18,577,512 km (0.107 R)
• M18: 19,250,553 km (0.04 R)
• M19: 22,106,227 km (0.062 R)
• M20: 22,766,552 km (0.097 R)
• M21: 23,634,519 km (0.081 R)
• M22: 27,761,026 km (0.073 R)
• M23: 28,308,405 km (0.116 R)
• M24: 31,153,457 km (0.028 R)
• M25: 37,007,521 km (0.07 R)
• M26: 37,404,255 km (0.092 R)
• M27: 37,937,721 km (0.053 R)
• M28: 42,823,438 km (0.032 R)
• M29: 43,260,712 km (0.107 R)
• M30: 44,889,534 km (0.105 R)
• M31: 50,506,036 km (0.088 R)
• M32: 53,313,839 km (0.059 R)
• M33: 55,702,917 km (0.034 R)
• M34: 56,748,307 km (0.093 R)
• M35: 59,962,716 km (0.112 R)
• M36: 62,171,977 km (0.067 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 10,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit