🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.1

Radius: 9.5

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.76 AU - 1.16 AU

Year: 607 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,155,212 km

• M1: 118,182 km (0.092 R)
• M2: 509,979 km (0.041 R)
• M3: 883,525 km (0.083 R)
• M4: 1,195,885 km (0.117 R)
• M5: 1,583,344 km (0.111 R)
• M6: 1,915,451 km (0.054 R)
• M7: 2,294,233 km (0.088 R)
• M8: 2,866,146 km (0.04 R)
• M9: 3,216,504 km (0.105 R)
• M10: 3,878,474 km (0.08 R)
• M11: 4,278,948 km (0.099 R)
• M12: 4,964,256 km (0.101 R)
• M13: 5,613,361 km (0.115 R)
• M14: 6,070,532 km (0.053 R)
• M15: 6,671,766 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.7

Radius: 13.1

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.61 AU - 2.03 AU

Year: 1585 Days

Day: 12.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,155,212 km

• M1: 166,502 km (0.09 R)
• M2: 592,557 km (0.108 R)
• M3: 1,062,893 km (0.066 R)
• M4: 1,723,667 km (0.074 R)
• M5: 2,422,887 km (0.115 R)
• M6: 3,289,657 km (0.088 R)
• M7: 4,317,245 km (0.095 R)
• M8: 4,827,374 km (0.07 R)
• M9: 5,723,315 km (0.097 R)
• M10: 6,702,433 km (0.116 R)
• M11: 7,336,429 km (0.113 R)
• M12: 7,817,536 km (0.071 R)
• M13: 8,549,668 km (0.092 R)
• M14: 9,357,796 km (0.026 R)
• M15: 10,118,351 km (0.081 R)
• M16: 12,090,350 km (0.099 R)
• M17: 12,954,577 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.31 AU - 3.37 AU

Year: 3941 Days

Day: 5.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,155,212 km

• M1: 114,293 km (0.103 R)
• M2: 464,202 km (0.119 R)
• M3: 829,520 km (0.081 R)
• M4: 1,203,365 km (0.109 R)
• M5: 2,741,381 km (0.065 R)
• M6: 6,997,889 km (0.064 R)
• M7: 7,523,726 km (0.114 R)
• M8: 7,986,881 km (0.108 R)
• M9: 8,438,217 km (0.083 R)
• M10: 8,779,899 km (0.1 R)
• M11: 10,809,344 km (0.067 R)
• M12: 12,364,114 km (0.098 R)
• M13: 14,192,948 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.5

Radius: 12.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.71 AU - 5.97 AU

Year: 6875 Days

Day: 7.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,155,212 km

• M1: 157,227 km (0.061 R)
• M2: 796,459 km (0.115 R)
• M3: 1,191,098 km (0.077 R)
• M4: 1,804,450 km (0.051 R)
• M5: 2,218,536 km (0.115 R)
• M6: 3,157,562 km (0.083 R)
• M7: 3,765,977 km (0.111 R)
• M8: 4,214,172 km (0.11 R)
• M9: 6,342,202 km (0.077 R)
• M10: 7,620,665 km (0.076 R)
• M11: 10,488,008 km (0.083 R)
• M12: 12,003,284 km (0.058 R)
• M13: 13,950,151 km (0.106 R)
• M14: 15,906,891 km (0.096 R)
• M15: 17,422,168 km (0.067 R)
• M16: 18,040,456 km (0.09 R)
• M17: 18,602,346 km (0.099 R)
• M18: 19,835,331 km (0.108 R)
• M19: 20,358,475 km (0.097 R)
• M20: 22,382,983 km (0.04 R)
• M21: 25,054,651 km (0.084 R)
• M22: 28,779,788 km (0.097 R)
• M23: 29,161,861 km (0.119 R)
• M24: 31,425,277 km (0.074 R)
• M25: 33,171,832 km (0.097 R)
• M26: 35,746,561 km (0.083 R)
• M27: 37,421,758 km (0.109 R)
• M28: 37,877,134 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.6

Radius: 7.1

Gravity: 19.04 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.43 AU - 9.91 AU

Year: 17930 Days

Day: 23.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,155,212 km

• M1: 130,300 km (0.042 R)
• M2: 526,734 km (0.109 R)
• M3: 1,222,813 km (0.112 R)
• M4: 1,679,386 km (0.097 R)
• M5: 2,201,781 km (0.116 R)
• M6: 2,630,828 km (0.049 R)
• M7: 3,060,922 km (0.103 R)
• M8: 3,839,130 km (0.117 R)
• M9: 4,125,760 km (0.047 R)
• M10: 4,461,158 km (0.12 R)
• M11: 5,904,478 km (0.1 R)
• M12: 6,869,534 km (0.109 R)
• M13: 7,536,142 km (0.117 R)
• M14: 7,834,590 km (0.1 R)
• M15: 8,562,085 km (0.06 R)
• M16: 8,887,161 km (0.07 R)
• M17: 10,638,353 km (0.102 R)
• M18: 12,263,884 km (0.057 R)
• M19: 12,887,557 km (0.1 R)
• M20: 13,678,332 km (0.093 R)
• M21: 14,348,979 km (0.071 R)
• M22: 18,123,333 km (0.102 R)
• M23: 18,479,975 km (0.109 R)
• M24: 23,235,541 km (0.048 R)
• M25: 26,631,263 km (0.082 R)
• M26: 26,861,046 km (0.04 R)
• M27: 29,846,421 km (0.11 R)
• M28: 33,178,564 km (0.085 R)
• M29: 38,629,013 km (0.051 R)
• M30: 43,524,005 km (0.109 R)
• M31: 51,084,232 km (0.107 R)
• M32: 53,603,610 km (0.097 R)
• M33: 53,970,125 km (0.097 R)
• M34: 56,204,668 km (0.087 R)
• M35: 56,772,691 km (0.077 R)
• M36: 57,536,089 km (0.089 R)
• M37: 58,500,098 km (0.08 R)
• M38: 61,456,152 km (0.048 R)
• M39: 68,738,127 km (0.059 R)
• M40: 69,387,831 km (0.064 R)
• M41: 76,342,785 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 17,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit