🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.1

Radius: 12

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.3 AU - 7.32 AU

Year: 6660 Days

Day: 14.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,069,947 km

• M1: 149,897 km (0.082 R)
• M2: 615,894 km (0.099 R)
• M3: 1,185,264 km (0.092 R)
• M4: 1,836,912 km (0.049 R)
• M5: 2,309,642 km (0.093 R)
• M6: 2,863,303 km (0.11 R)
• M7: 3,504,330 km (0.099 R)
• M8: 4,514,265 km (0.116 R)
• M9: 5,769,391 km (0.118 R)
• M10: 6,267,702 km (0.119 R)
• M11: 8,013,210 km (0.037 R)
• M12: 8,397,976 km (0.118 R)
• M13: 9,456,829 km (0.117 R)
• M14: 13,651,254 km (0.034 R)
• M15: 14,766,507 km (0.06 R)
• M16: 15,642,103 km (0.119 R)
• M17: 16,490,323 km (0.087 R)
• M18: 20,907,499 km (0.049 R)
• M19: 22,161,429 km (0.11 R)
• M20: 25,722,456 km (0.109 R)
• M21: 26,989,550 km (0.065 R)
• M22: 29,556,799 km (0.104 R)
• M23: 30,292,821 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.3

Radius: 9.2

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.58 AU - 10.22 AU

Year: 9123 Days

Day: 11.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,069,947 km

• M1: 115,490 km (0.102 R)
• M2: 552,315 km (0.103 R)
• M3: 1,452,595 km (0.06 R)
• M4: 1,800,859 km (0.085 R)
• M5: 2,239,480 km (0.114 R)
• M6: 2,589,988 km (0.105 R)
• M7: 2,998,390 km (0.106 R)
• M8: 4,237,659 km (0.115 R)
• M9: 4,659,974 km (0.057 R)
• M10: 5,110,263 km (0.112 R)
• M11: 5,491,139 km (0.082 R)
• M12: 5,993,788 km (0.05 R)
• M13: 8,274,557 km (0.116 R)
• M14: 9,302,744 km (0.092 R)
• M15: 10,264,060 km (0.114 R)
• M16: 10,768,952 km (0.06 R)
• M17: 13,969,150 km (0.103 R)
• M18: 14,906,381 km (0.086 R)
• M19: 15,951,621 km (0.078 R)
• M20: 19,077,618 km (0.026 R)
• M21: 21,024,485 km (0.112 R)
• M22: 23,444,530 km (0.035 R)
• M23: 26,605,383 km (0.077 R)
• M24: 29,330,458 km (0.074 R)
• M25: 31,177,243 km (0.1 R)
• M26: 32,343,359 km (0.108 R)
• M27: 33,979,960 km (0.05 R)
• M28: 34,425,462 km (0.101 R)
• M29: 35,101,196 km (0.115 R)
• M30: 36,479,142 km (0.105 R)
• M31: 38,855,205 km (0.106 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.6

Radius: 7.2

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.29 AU - 12.39 AU

Year: 16244 Days

Day: 19.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,069,947 km

• M1: 89,609 km (0.082 R)
• M2: 385,514 km (0.086 R)
• M3: 750,682 km (0.099 R)
• M4: 1,455,138 km (0.049 R)
• M5: 1,812,378 km (0.098 R)
• M6: 2,046,948 km (0.114 R)
• M7: 2,283,163 km (0.088 R)
• M8: 2,988,666 km (0.065 R)
• M9: 3,517,495 km (0.062 R)
• M10: 4,050,961 km (0.1 R)
• M11: 6,123,490 km (0.081 R)
• M12: 6,617,761 km (0.072 R)
• M13: 6,934,759 km (0.12 R)
• M14: 7,815,741 km (0.087 R)
• M15: 8,675,031 km (0.119 R)
• M16: 11,124,846 km (0.093 R)
• M17: 17,263,893 km (0.083 R)
• M18: 17,941,721 km (0.11 R)
• M19: 18,481,022 km (0.117 R)
• M20: 18,715,591 km (0.108 R)
• M21: 20,246,725 km (0.039 R)
• M22: 21,170,492 km (0.089 R)
• M23: 22,122,084 km (0.105 R)
• M24: 23,011,593 km (0.074 R)
• M25: 23,924,739 km (0.081 R)
• M26: 27,210,207 km (0.095 R)
• M27: 38,338,942 km (0.118 R)
• M28: 45,745,084 km (0.1 R)
• M29: 46,030,966 km (0.101 R)
• M30: 50,008,773 km (0.113 R)
• M31: 51,693,095 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.6

Radius: 7.7

Gravity: 15.73 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.19 AU - 16.09 AU

Year: 22076 Days

Day: 24.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,069,947 km

• M1: 95,743 km (0.089 R)
• M2: 561,590 km (0.044 R)
• M3: 893,847 km (0.086 R)
• M4: 2,699,045 km (0.081 R)
• M5: 3,694,918 km (0.11 R)
• M6: 3,986,634 km (0.115 R)
• M7: 4,399,374 km (0.12 R)
• M8: 4,802,690 km (0.089 R)
• M9: 5,190,448 km (0.045 R)
• M10: 5,432,946 km (0.082 R)
• M11: 6,480,131 km (0.1 R)
• M12: 7,002,676 km (0.118 R)
• M13: 7,249,363 km (0.119 R)
• M14: 7,553,047 km (0.1 R)
• M15: 9,142,225 km (0.069 R)
• M16: 9,738,522 km (0.078 R)
• M17: 11,546,263 km (0.117 R)
• M18: 13,264,694 km (0.108 R)
• M19: 14,660,591 km (0.069 R)
• M20: 17,469,890 km (0.119 R)
• M21: 19,530,152 km (0.102 R)
• M22: 20,518,246 km (0.118 R)
• M23: 24,464,338 km (0.114 R)
• M24: 34,099,937 km (0.113 R)
• M25: 36,555,436 km (0.081 R)
• M26: 37,000,640 km (0.057 R)
• M27: 39,592,273 km (0.105 R)
• M28: 40,376,914 km (0.067 R)
• M29: 41,977,312 km (0.086 R)
• M30: 63,311,165 km (0.093 R)
• M31: 64,383,782 km (0.047 R)
• M32: 66,125,251 km (0.088 R)
• M33: 67,451,586 km (0.055 R)
• M34: 77,481,225 km (0.096 R)
• M35: 79,699,163 km (0.107 R)
• M36: 89,262,656 km (0.105 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: 251 - 19,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit