🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.8

Radius: 10.7

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.45 AU - 2.21 AU

Year: 1598 Days

Day: 5.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,753,993 km

• M1: 133,142 km (0.075 R)
• M2: 663,766 km (0.106 R)
• M3: 1,292,077 km (0.065 R)
• M4: 1,733,391 km (0.119 R)
• M5: 2,474,798 km (0.058 R)
• M6: 2,939,299 km (0.067 R)
• M7: 3,827,013 km (0.066 R)
• M8: 4,165,702 km (0.117 R)
• M9: 6,712,307 km (0.118 R)
• M10: 8,928,151 km (0.119 R)
• M11: 10,575,223 km (0.119 R)
• M12: 11,212,211 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.3

Radius: 13.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.12 AU - 2.8 AU

Year: 2491 Days

Day: 8.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,753,993 km

• M1: 169,195 km (0.069 R)
• M2: 729,589 km (0.075 R)
• M3: 1,173,147 km (0.1 R)
• M4: 1,804,599 km (0.101 R)
• M5: 2,355,568 km (0.045 R)
• M6: 2,857,319 km (0.092 R)
• M7: 3,306,263 km (0.094 R)
• M8: 3,979,154 km (0.08 R)
• M9: 4,924,313 km (0.092 R)
• M10: 8,070,955 km (0.105 R)
• M11: 9,188,600 km (0.07 R)
• M12: 10,406,925 km (0.065 R)
• M13: 10,875,765 km (0.075 R)
• M14: 11,855,930 km (0.092 R)
• M15: 13,527,238 km (0.111 R)
• M16: 14,467,610 km (0.079 R)
• M17: 15,101,905 km (0.118 R)
• M18: 16,478,804 km (0.114 R)
• M19: 17,882,181 km (0.091 R)
• M20: 20,134,677 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.3

Radius: 8.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.68 AU - 3.06 AU

Year: 3139 Days

Day: 11.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,753,993 km

• M1: 100,829 km (0.085 R)
• M2: 475,422 km (0.074 R)
• M3: 759,808 km (0.086 R)
• M4: 1,294,321 km (0.075 R)
• M5: 1,751,043 km (0.078 R)
• M6: 2,071,931 km (0.108 R)
• M7: 2,909,230 km (0.049 R)
• M8: 3,955,368 km (0.098 R)
• M9: 4,984,900 km (0.084 R)
• M10: 5,372,808 km (0.092 R)
• M11: 6,260,671 km (0.057 R)
• M12: 6,685,379 km (0.117 R)
• M13: 7,129,087 km (0.079 R)
• M14: 8,483,097 km (0.034 R)
• M15: 10,581,506 km (0.116 R)
• M16: 12,091,397 km (0.105 R)
• M17: 13,174,486 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485

Radius: 10

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3 AU - 4.68 AU

Year: 4859 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,753,993 km

• M1: 124,316 km (0.064 R)
• M2: 580,889 km (0.092 R)
• M3: 1,300,005 km (0.112 R)
• M4: 1,768,696 km (0.038 R)
• M5: 2,535,086 km (0.094 R)
• M6: 3,488,772 km (0.091 R)
• M7: 4,592,655 km (0.094 R)
• M8: 5,278,262 km (0.077 R)
• M9: 7,441,596 km (0.097 R)
• M10: 8,350,852 km (0.083 R)
• M11: 9,490,190 km (0.109 R)
• M12: 10,138,696 km (0.093 R)
• M13: 10,946,824 km (0.065 R)
• M14: 11,389,185 km (0.07 R)
• M15: 12,121,616 km (0.059 R)
• M16: 13,833,016 km (0.095 R)
• M17: 14,719,982 km (0.066 R)
• M18: 17,073,605 km (0.073 R)
• M19: 18,463,519 km (0.095 R)
• M20: 21,604,775 km (0.054 R)
• M21: 21,951,244 km (0.113 R)
• M22: 23,447,073 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.3

Radius: 9.1

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.07 AU - 6.27 AU

Year: 7590 Days

Day: 9.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,753,993 km

• M1: 131,646 km (0.109 R)
• M2: 431,590 km (0.075 R)
• M3: 768,335 km (0.069 R)
• M4: 1,087,128 km (0.094 R)
• M5: 1,507,348 km (0.082 R)
• M6: 1,877,752 km (0.044 R)
• M7: 2,488,561 km (0.07 R)
• M8: 2,952,912 km (0.1 R)
• M9: 3,390,037 km (0.113 R)
• M10: 4,222,699 km (0.096 R)
• M11: 4,622,425 km (0.106 R)
• M12: 6,224,917 km (0.108 R)
• M13: 7,432,770 km (0.083 R)
• M14: 11,219,541 km (0.087 R)
• M15: 12,638,926 km (0.119 R)
• M16: 13,524,545 km (0.044 R)
• M17: 14,451,005 km (0.104 R)
• M18: 15,889,538 km (0.087 R)
• M19: 20,775,554 km (0.104 R)
• M20: 23,985,625 km (0.053 R)
• M21: 25,749,234 km (0.027 R)
• M22: 30,167,308 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.1

Radius: 7.5

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.74 AU - 8.5 AU

Year: 14940 Days

Day: 21.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,753,993 km

• M1: 93,349 km (0.092 R)
• M2: 688,449 km (0.119 R)
• M3: 1,664,426 km (0.062 R)
• M4: 2,840,714 km (0.079 R)
• M5: 3,971,973 km (0.073 R)
• M6: 4,753,921 km (0.085 R)
• M7: 6,094,019 km (0.12 R)
• M8: 6,454,699 km (0.089 R)
• M9: 9,079,992 km (0.104 R)
• M10: 9,657,889 km (0.06 R)
• M11: 13,316,604 km (0.083 R)
• M12: 13,584,683 km (0.116 R)
• M13: 14,131,613 km (0.111 R)
• M14: 14,621,995 km (0.095 R)
• M15: 17,645,368 km (0.085 R)
• M16: 19,474,052 km (0.05 R)
• M17: 30,539,209 km (0.093 R)
• M18: 33,533,709 km (0.117 R)
• M19: 38,316,503 km (0.113 R)
• M20: 38,723,110 km (0.091 R)
• M21: 44,125,837 km (0.103 R)
• M22: 45,931,034 km (0.12 R)
• M23: 49,527,666 km (0.106 R)
• M24: 53,139,408 km (0.112 R)
• M25: 57,629,737 km (0.047 R)
• M26: 59,421,920 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.2

Radius: 4

Gravity: 59.58 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.89 AU - 10.63 AU

Year: 18194 Days

Day: 21.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 79,753,993 km

• M1: 55,650 km (0.107 R)
• M2: 370,105 km (0.104 R)
• M3: 596,447 km (0.097 R)
• M4: 1,045,091 km (0.11 R)
• M5: 1,914,254 km (0.084 R)
• M6: 3,046,261 km (0.03 R)
• M7: 3,238,046 km (0.067 R)
• M8: 4,705,302 km (0.065 R)
• M9: 4,850,861 km (0.118 R)
• M10: 6,655,759 km (0.095 R)
• M11: 7,216,452 km (0.094 R)
• M12: 7,657,017 km (0.05 R)
• M13: 8,012,013 km (0.039 R)
• M14: 8,219,655 km (0.099 R)
• M15: 9,312,467 km (0.077 R)
• M16: 11,321,567 km (0.113 R)
• M17: 12,254,908 km (0.093 R)
• M18: 17,438,624 km (0.102 R)
• M19: 18,052,274 km (0.113 R)
• M20: 21,041,838 km (0.116 R)
• M21: 21,938,528 km (0.115 R)
• M22: 23,068,740 km (0.114 R)
• M23: 23,489,110 km (0.115 R)
• M24: 23,914,716 km (0.118 R)
• M25: 26,347,327 km (0.063 R)
• M26: 27,741,280 km (0.094 R)
• M27: 28,697,509 km (0.108 R)
• M28: 30,172,544 km (0.096 R)
• M29: 30,297,758 km (0.095 R)
• M30: 31,183,676 km (0.03 R)
• M31: 34,488,443 km (0.105 R)
• M32: 37,007,372 km (0.114 R)
• M33: 37,873,543 km (0.064 R)
• M34: 39,796,474 km (0.111 R)
• M35: 41,939,015 km (0.079 R)
• M36: 42,407,855 km (0.101 R)
• M37: 47,122,282 km (0.084 R)
• M38: 53,996,454 km (0.104 R)
• M39: 55,110,060 km (0.119 R)
• M40: 56,618,456 km (0.1 R)
• M41: 58,154,078 km (0.096 R)
• M42: 73,244,613 km (0.093 R)
• M43: 75,066,716 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 11,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit