🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.4

Radius: 13

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.16 AU - 3.2 AU

Year: 3084 Days

Day: 11.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,941,226 km

• M1: 161,715 km (0.108 R)
• M2: 596,447 km (0.094 R)
• M3: 1,369,718 km (0.114 R)
• M4: 2,115,015 km (0.043 R)
• M5: 3,258,242 km (0.044 R)
• M6: 4,069,212 km (0.095 R)
• M7: 4,715,923 km (0.116 R)
• M8: 5,228,595 km (0.105 R)
• M9: 5,849,875 km (0.088 R)
• M10: 7,351,688 km (0.115 R)
• M11: 8,013,659 km (0.087 R)
• M12: 8,466,491 km (0.066 R)
• M13: 9,000,406 km (0.114 R)
• M14: 10,240,722 km (0.087 R)
• M15: 11,668,036 km (0.084 R)
• M16: 12,172,180 km (0.115 R)
• M17: 12,650,445 km (0.042 R)
• M18: 13,559,850 km (0.077 R)
• M19: 14,424,077 km (0.073 R)
• M20: 15,462,885 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.9

Radius: 12.3

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.05 AU - 5.23 AU

Year: 8191 Days

Day: 12.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,941,226 km

• M1: 153,039 km (0.08 R)
• M2: 543,938 km (0.119 R)
• M3: 1,497,624 km (0.047 R)
• M4: 1,901,539 km (0.093 R)
• M5: 2,326,097 km (0.044 R)
• M6: 5,180,275 km (0.083 R)
• M7: 6,157,149 km (0.077 R)
• M8: 8,560,738 km (0.102 R)
• M9: 10,708,066 km (0.039 R)
• M10: 14,508,151 km (0.1 R)
• M11: 15,134,069 km (0.101 R)
• M12: 15,974,509 km (0.1 R)
• M13: 16,642,015 km (0.12 R)
• M14: 20,494,908 km (0.09 R)
• M15: 21,684,959 km (0.086 R)
• M16: 22,255,825 km (0.08 R)
• M17: 27,284,557 km (0.04 R)
• M18: 28,335,333 km (0.03 R)
• M19: 35,550,887 km (0.118 R)
• M20: 37,968,837 km (0.113 R)
• M21: 38,679,427 km (0.043 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.2

Radius: 5.4

Gravity: 19.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.78 AU - 8.9 AU

Year: 15431 Days

Day: 15.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 99.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 44,941,226 km

• M1: 69,563 km (0.079 R)
• M2: 261,048 km (0.105 R)
• M3: 496,964 km (0.084 R)
• M4: 853,007 km (0.085 R)
• M5: 1,094,009 km (0.102 R)
• M6: 1,918,144 km (0.119 R)
• M7: 3,922,456 km (0.051 R)
• M8: 5,443,119 km (0.034 R)
• M9: 6,888,084 km (0.095 R)
• M10: 9,692,446 km (0.094 R)
• M11: 10,850,782 km (0.066 R)
• M12: 11,315,284 km (0.115 R)
• M13: 14,875,115 km (0.113 R)
• M14: 16,410,886 km (0.114 R)
• M15: 16,868,506 km (0.101 R)
• M16: 17,256,114 km (0.109 R)
• M17: 19,033,038 km (0.088 R)
• M18: 19,284,362 km (0.09 R)
• M19: 19,708,323 km (0.099 R)
• M20: 20,225,034 km (0.113 R)
• M21: 23,517,683 km (0.081 R)
• M22: 24,294,993 km (0.105 R)
• M23: 25,594,401 km (0.11 R)
• M24: 28,439,902 km (0.069 R)
• M25: 30,108,516 km (0.101 R)
• M26: 31,140,442 km (0.108 R)
• M27: 32,552,646 km (0.117 R)
• M28: 33,639,325 km (0.117 R)
• M29: 34,750,089 km (0.117 R)
• M30: 35,251,541 km (0.078 R)
• M31: 39,574,022 km (0.111 R)
• M32: 42,501,054 km (0.043 R)
• M33: 43,218,675 km (0.099 R)
• M34: 45,122,159 km (0.085 R)
• M35: 46,320,886 km (0.049 R)
• M36: 46,623,822 km (0.072 R)
• M37: 52,799,222 km (0.043 R)
• M38: 56,339,755 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.4

Radius: 4.4

Gravity: 33.08 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.68 AU - 8.24 AU

Year: 15786 Days

Day: 22.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 44,941,226 km

• M1: 55,800 km (0.104 R)
• M2: 232,625 km (0.047 R)
• M3: 400,773 km (0.096 R)
• M4: 694,583 km (0.09 R)
• M5: 954,584 km (0.12 R)
• M6: 1,236,277 km (0.11 R)
• M7: 1,571,376 km (0.067 R)
• M8: 1,946,119 km (0.103 R)
• M9: 2,295,131 km (0.068 R)
• M10: 3,116,722 km (0.095 R)
• M11: 5,649,414 km (0.1 R)
• M12: 5,956,688 km (0.119 R)
• M13: 6,194,249 km (0.081 R)
• M14: 6,520,971 km (0.08 R)
• M15: 7,297,833 km (0.065 R)
• M16: 7,478,547 km (0.114 R)
• M17: 8,038,492 km (0.057 R)
• M18: 9,400,132 km (0.098 R)
• M19: 10,219,479 km (0.099 R)
• M20: 11,812,397 km (0.109 R)
• M21: 13,027,880 km (0.076 R)
• M22: 13,563,590 km (0.101 R)
• M23: 15,929,929 km (0.109 R)
• M24: 17,814,264 km (0.067 R)
• M25: 17,977,625 km (0.068 R)
• M26: 18,307,488 km (0.103 R)
• M27: 19,064,453 km (0.055 R)
• M28: 19,321,313 km (0.086 R)
• M29: 21,002,195 km (0.086 R)
• M30: 21,924,914 km (0.12 R)
• M31: 22,491,292 km (0.108 R)
• M32: 26,519,065 km (0.078 R)
• M33: 27,378,355 km (0.111 R)
• M34: 29,493,519 km (0.041 R)
• M35: 30,299,553 km (0.105 R)
• M36: 30,649,462 km (0.055 R)
• M37: 30,884,181 km (0.087 R)
• M38: 33,421,810 km (0.113 R)
• M39: 34,804,992 km (0.096 R)
• M40: 41,862,421 km (0.113 R)
• M41: 54,660,668 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.6

Radius: 3.8

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.92 AU - 10.1 AU

Year: 17450 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,941,226 km

• M1: 48,021 km (0.076 R)
• M2: 242,349 km (0.09 R)
• M3: 485,146 km (0.072 R)
• M4: 674,537 km (0.08 R)
• M5: 1,237,324 km (0.119 R)
• M6: 1,395,000 km (0.084 R)
• M7: 1,950,158 km (0.068 R)
• M8: 2,394,314 km (0.092 R)
• M9: 2,923,591 km (0.087 R)
• M10: 3,550,705 km (0.084 R)
• M11: 5,219,320 km (0.094 R)
• M12: 6,487,611 km (0.078 R)
• M13: 11,342,211 km (0.051 R)
• M14: 13,735,478 km (0.088 R)
• M15: 16,781,291 km (0.102 R)
• M16: 17,191,039 km (0.091 R)
• M17: 17,467,945 km (0.119 R)
• M18: 21,263,542 km (0.046 R)
• M19: 21,904,868 km (0.113 R)
• M20: 23,905,889 km (0.08 R)
• M21: 25,934,736 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.7

Radius: 4.8

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.33 AU - 9.71 AU

Year: 19042 Days

Day: 21.7 Hours

Environment

Temp: -244 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,941,226 km

• M1: 60,886 km (0.076 R)
• M2: 292,015 km (0.064 R)
• M3: 1,131,857 km (0.065 R)
• M4: 2,067,592 km (0.113 R)
• M5: 2,370,079 km (0.087 R)
• M6: 2,783,867 km (0.08 R)
• M7: 3,175,664 km (0.102 R)
• M8: 3,882,813 km (0.088 R)
• M9: 4,149,546 km (0.106 R)
• M10: 4,343,425 km (0.059 R)
• M11: 5,179,976 km (0.085 R)
• M12: 5,908,817 km (0.061 R)
• M13: 6,970,962 km (0.097 R)
• M14: 10,807,997 km (0.11 R)
• M15: 11,175,709 km (0.108 R)
• M16: 11,497,344 km (0.045 R)
• M17: 12,047,117 km (0.073 R)
• M18: 16,603,120 km (0.117 R)
• M19: 17,021,844 km (0.077 R)
• M20: 23,038,970 km (0.116 R)
• M21: 23,647,534 km (0.099 R)
• M22: 25,815,207 km (0.11 R)
• M23: 27,622,499 km (0.106 R)
• M24: 27,915,411 km (0.092 R)
• M25: 29,107,706 km (0.071 R)
• M26: 30,854,262 km (0.105 R)
• M27: 31,486,911 km (0.108 R)
• M28: 32,452,266 km (0.113 R)
• M29: 35,236,881 km (0.108 R)
• M30: 37,218,753 km (0.068 R)
• M31: 43,213,439 km (0.115 R)
• M32: 44,271,395 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 12,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit