🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.8

Radius: 12.9

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.98 AU - 1.34 AU

Year: 807 Days

Day: 9.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,670,606 km

• M1: 162,762 km (0.079 R)
• M2: 664,215 km (0.113 R)
• M3: 1,347,129 km (0.105 R)
• M4: 1,959,134 km (0.087 R)
• M5: 2,469,262 km (0.072 R)
• M6: 3,621,615 km (0.059 R)
• M7: 4,027,474 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.3

Radius: 8.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.69 AU - 3.49 AU

Year: 3507 Days

Day: 13.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,670,606 km

• M1: 104,569 km (0.084 R)
• M2: 479,611 km (0.107 R)
• M3: 954,285 km (0.119 R)
• M4: 1,216,530 km (0.117 R)
• M5: 2,238,433 km (0.056 R)
• M6: 3,894,781 km (0.119 R)
• M7: 4,160,018 km (0.116 R)
• M8: 4,919,975 km (0.112 R)
• M9: 5,577,757 km (0.081 R)
• M10: 5,915,698 km (0.054 R)
• M11: 6,318,715 km (0.084 R)
• M12: 7,321,021 km (0.082 R)
• M13: 7,934,970 km (0.081 R)
• M14: 9,066,977 km (0.072 R)
• M15: 9,844,437 km (0.106 R)
• M16: 10,483,370 km (0.12 R)
• M17: 10,775,983 km (0.119 R)
• M18: 12,322,227 km (0.105 R)
• M19: 16,283,429 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 12.5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.96 AU - 4.42 AU

Year: 4577 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,670,606 km

• M1: 155,731 km (0.077 R)
• M2: 560,842 km (0.111 R)
• M3: 1,032,824 km (0.099 R)
• M4: 1,612,665 km (0.074 R)
• M5: 2,051,136 km (0.106 R)
• M6: 2,621,254 km (0.105 R)
• M7: 4,059,488 km (0.119 R)
• M8: 4,858,041 km (0.087 R)
• M9: 5,788,540 km (0.04 R)
• M10: 6,504,815 km (0.11 R)
• M11: 9,012,524 km (0.11 R)
• M12: 9,464,908 km (0.114 R)
• M13: 9,975,635 km (0.115 R)
• M14: 11,006,215 km (0.064 R)
• M15: 11,619,416 km (0.095 R)
• M16: 12,106,507 km (0.113 R)
• M17: 12,914,186 km (0.1 R)
• M18: 15,033,539 km (0.093 R)
• M19: 16,026,420 km (0.116 R)
• M20: 17,187,299 km (0.078 R)
• M21: 20,020,533 km (0.071 R)
• M22: 20,650,789 km (0.08 R)
• M23: 22,172,798 km (0.109 R)
• M24: 25,684,309 km (0.12 R)
• M25: 26,848,330 km (0.059 R)
• M26: 28,308,555 km (0.084 R)
• M27: 30,093,706 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 9.8

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.51 AU - 5.67 AU

Year: 7415 Days

Day: 5.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,670,606 km

• M1: 122,221 km (0.061 R)
• M2: 559,646 km (0.03 R)
• M3: 988,692 km (0.053 R)
• M4: 1,371,364 km (0.105 R)
• M5: 1,762,861 km (0.06 R)
• M6: 2,370,827 km (0.064 R)
• M7: 4,081,778 km (0.091 R)
• M8: 4,436,624 km (0.117 R)
• M9: 4,962,161 km (0.068 R)
• M10: 5,626,974 km (0.1 R)
• M11: 6,422,237 km (0.073 R)
• M12: 7,134,173 km (0.097 R)
• M13: 7,529,410 km (0.103 R)
• M14: 8,714,824 km (0.09 R)
• M15: 9,167,058 km (0.061 R)
• M16: 9,492,733 km (0.091 R)
• M17: 13,308,526 km (0.062 R)
• M18: 13,969,748 km (0.119 R)
• M19: 15,751,908 km (0.09 R)
• M20: 16,974,571 km (0.092 R)
• M21: 17,680,524 km (0.034 R)
• M22: 28,527,117 km (0.074 R)
• M23: 28,923,552 km (0.074 R)
• M24: 31,064,895 km (0.09 R)
• M25: 35,091,472 km (0.062 R)
• M26: 36,468,670 km (0.115 R)
• M27: 37,406,648 km (0.101 R)
• M28: 38,843,686 km (0.065 R)
• M29: 39,821,756 km (0.118 R)
• M30: 41,954,872 km (0.101 R)
• M31: 43,505,604 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.1

Radius: 5

Gravity: 19.4 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.21 AU - 6.91 AU

Year: 9632 Days

Day: 17.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,670,606 km

• M1: 62,233 km (0.053 R)
• M2: 223,200 km (0.06 R)
• M3: 1,517,072 km (0.07 R)
• M4: 1,815,669 km (0.083 R)
• M5: 3,166,987 km (0.101 R)
• M6: 3,753,560 km (0.073 R)
• M7: 5,389,114 km (0.113 R)
• M8: 6,398,002 km (0.052 R)
• M9: 7,098,718 km (0.089 R)
• M10: 8,651,245 km (0.068 R)
• M11: 10,565,649 km (0.099 R)
• M12: 12,078,831 km (0.09 R)
• M13: 14,211,947 km (0.102 R)
• M14: 15,657,212 km (0.105 R)
• M15: 16,049,757 km (0.093 R)
• M16: 17,128,807 km (0.11 R)
• M17: 18,040,456 km (0.11 R)
• M18: 20,189,729 km (0.098 R)
• M19: 20,968,685 km (0.107 R)
• M20: 21,606,271 km (0.047 R)
• M21: 22,503,858 km (0.053 R)
• M22: 23,767,511 km (0.082 R)
• M23: 24,198,952 km (0.075 R)
• M24: 26,712,495 km (0.106 R)
• M25: 27,272,889 km (0.059 R)
• M26: 28,128,140 km (0.117 R)
• M27: 33,855,195 km (0.038 R)
• M28: 34,953,393 km (0.066 R)
• M29: 35,849,035 km (0.105 R)
• M30: 37,336,786 km (0.117 R)
• M31: 39,584,494 km (0.073 R)
• M32: 39,826,244 km (0.086 R)
• M33: 40,679,999 km (0.104 R)
• M34: 41,421,406 km (0.074 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 18,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit