🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.2

Radius: 14.9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.77 AU - 2.09 AU

Year: 1705 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,106,991 km

• M1: 185,352 km (0.048 R)
• M2: 684,410 km (0.111 R)
• M3: 1,191,846 km (0.102 R)
• M4: 2,210,159 km (0.094 R)
• M5: 3,258,391 km (0.084 R)
• M6: 3,880,419 km (0.06 R)
• M7: 4,895,890 km (0.098 R)
• M8: 6,533,388 km (0.106 R)
• M9: 7,402,252 km (0.115 R)
• M10: 8,374,489 km (0.07 R)
• M11: 8,991,879 km (0.069 R)
• M12: 9,579,500 km (0.073 R)
• M13: 11,396,216 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.9

Radius: 10.4

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.84 AU - 2.72 AU

Year: 2189 Days

Day: 10.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,106,991 km

• M1: 129,402 km (0.12 R)
• M2: 557,402 km (0.086 R)
• M3: 1,248,394 km (0.096 R)
• M4: 1,812,079 km (0.04 R)
• M5: 2,826,353 km (0.099 R)
• M6: 3,501,787 km (0.101 R)
• M7: 4,281,491 km (0.088 R)
• M8: 4,884,670 km (0.082 R)
• M9: 5,711,348 km (0.08 R)
• M10: 6,601,904 km (0.049 R)
• M11: 7,264,323 km (0.042 R)
• M12: 9,081,488 km (0.084 R)
• M13: 9,451,145 km (0.066 R)
• M14: 9,795,968 km (0.092 R)
• M15: 11,336,975 km (0.087 R)
• M16: 13,987,102 km (0.1 R)
• M17: 14,893,515 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.2

Radius: 12.3

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.2 AU - 3.92 AU

Year: 4271 Days

Day: 12.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,106,991 km

• M1: 153,039 km (0.044 R)
• M2: 535,560 km (0.097 R)
• M3: 989,590 km (0.08 R)
• M4: 2,819,770 km (0.097 R)
• M5: 3,939,211 km (0.082 R)
• M6: 4,387,855 km (0.105 R)
• M7: 5,523,453 km (0.071 R)
• M8: 6,474,297 km (0.056 R)
• M9: 8,297,446 km (0.114 R)
• M10: 8,811,763 km (0.051 R)
• M11: 10,315,671 km (0.104 R)
• M12: 11,041,370 km (0.096 R)
• M13: 12,834,749 km (0.119 R)
• M14: 13,674,442 km (0.062 R)
• M15: 17,882,780 km (0.066 R)
• M16: 19,373,373 km (0.045 R)
• M17: 21,283,139 km (0.095 R)
• M18: 22,459,278 km (0.11 R)
• M19: 23,751,355 km (0.043 R)
• M20: 25,473,825 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.2

Radius: 14.3

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.42 AU - 6.46 AU

Year: 8067 Days

Day: 9.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,106,991 km

• M1: 178,470 km (0.04 R)
• M2: 878,140 km (0.103 R)
• M3: 2,402,243 km (0.109 R)
• M4: 2,975,053 km (0.116 R)
• M5: 3,618,324 km (0.073 R)
• M6: 7,908,940 km (0.118 R)
• M7: 9,421,524 km (0.06 R)
• M8: 10,267,500 km (0.103 R)
• M9: 14,900,995 km (0.085 R)
• M10: 15,715,705 km (0.117 R)
• M11: 16,218,803 km (0.1 R)
• M12: 17,375,045 km (0.102 R)
• M13: 18,834,522 km (0.118 R)
• M14: 19,658,357 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.8

Radius: 3.5

Gravity: 55.74 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.69 AU - 11.79 AU

Year: 20835 Days

Day: 18.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 78,106,991 km

• M1: 43,683 km (0.088 R)
• M2: 153,188 km (0.036 R)
• M3: 306,975 km (0.11 R)
• M4: 1,056,610 km (0.057 R)
• M5: 1,177,485 km (0.104 R)
• M6: 2,437,249 km (0.066 R)
• M7: 2,723,280 km (0.094 R)
• M8: 2,926,134 km (0.075 R)
• M9: 4,259,799 km (0.057 R)
• M10: 4,463,701 km (0.056 R)
• M11: 5,463,165 km (0.12 R)
• M12: 7,015,691 km (0.081 R)
• M13: 7,741,391 km (0.097 R)
• M14: 8,462,752 km (0.054 R)
• M15: 9,115,597 km (0.109 R)
• M16: 9,684,817 km (0.117 R)
• M17: 10,037,568 km (0.119 R)
• M18: 14,884,091 km (0.12 R)
• M19: 16,404,454 km (0.113 R)
• M20: 19,470,312 km (0.117 R)
• M21: 20,507,325 km (0.06 R)
• M22: 25,134,686 km (0.097 R)
• M23: 27,983,329 km (0.054 R)
• M24: 28,338,923 km (0.069 R)
• M25: 32,063,012 km (0.099 R)
• M26: 34,176,382 km (0.038 R)
• M27: 36,804,517 km (0.094 R)
• M28: 37,805,626 km (0.04 R)
• M29: 38,240,208 km (0.057 R)
• M30: 39,563,999 km (0.074 R)
• M31: 41,529,715 km (0.076 R)
• M32: 45,654,278 km (0.052 R)
• M33: 47,143,226 km (0.116 R)
• M34: 49,178,505 km (0.06 R)
• M35: 51,271,529 km (0.036 R)
• M36: 51,448,503 km (0.12 R)
• M37: 57,713,961 km (0.043 R)
• M38: 58,097,530 km (0.074 R)
• M39: 62,027,765 km (0.042 R)
• M40: 66,131,384 km (0.085 R)
• M41: 68,249,391 km (0.082 R)
• M42: 76,710,198 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 14,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit