🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294

Radius: 13

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.66 AU - 0.86 AU

Year: 435 Days

Day: 7.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,643,718 km

• M1: 164,707 km (0.076 R)
• M2: 606,021 km (0.087 R)
• M3: 1,198,279 km (0.034 R)
• M4: 1,796,521 km (0.093 R)
• M5: 2,309,941 km (0.116 R)
• M6: 2,844,753 km (0.12 R)
• M7: 3,538,139 km (0.119 R)
• M8: 4,291,215 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.6

Radius: 12.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.42 AU - 1.98 AU

Year: 1454 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,643,718 km

• M1: 151,692 km (0.064 R)
• M2: 775,515 km (0.092 R)
• M3: 1,398,890 km (0.088 R)
• M4: 1,797,718 km (0.089 R)
• M5: 2,186,971 km (0.091 R)
• M6: 3,017,539 km (0.098 R)
• M7: 4,015,057 km (0.085 R)
• M8: 4,439,616 km (0.063 R)
• M9: 5,419,931 km (0.117 R)
• M10: 5,833,419 km (0.115 R)
• M11: 9,059,049 km (0.053 R)
• M12: 9,823,943 km (0.111 R)
• M13: 10,441,034 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.1

Radius: 11.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.93 AU - 2.39 AU

Year: 2083 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,643,718 km

• M1: 143,016 km (0.117 R)
• M2: 626,366 km (0.114 R)
• M3: 987,645 km (0.067 R)
• M4: 1,387,520 km (0.105 R)
• M5: 1,941,332 km (0.084 R)
• M6: 2,359,308 km (0.091 R)
• M7: 2,940,945 km (0.116 R)
• M8: 3,331,096 km (0.11 R)
• M9: 4,179,017 km (0.027 R)
• M10: 4,969,192 km (0.111 R)
• M11: 5,596,008 km (0.099 R)
• M12: 7,117,119 km (0.057 R)
• M13: 8,243,740 km (0.048 R)
• M14: 9,925,968 km (0.114 R)
• M15: 11,330,094 km (0.083 R)
• M16: 12,138,970 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489

Radius: 11.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.11 AU - 5.03 AU

Year: 6409 Days

Day: 12 Hours

Environment

Temp: -215 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,643,718 km

• M1: 145,559 km (0.086 R)
• M2: 616,194 km (0.095 R)
• M3: 1,242,560 km (0.12 R)
• M4: 3,189,726 km (0.064 R)
• M5: 3,873,687 km (0.055 R)
• M6: 4,601,481 km (0.082 R)
• M7: 8,493,120 km (0.111 R)
• M8: 9,340,891 km (0.087 R)
• M9: 11,299,277 km (0.088 R)
• M10: 13,199,170 km (0.063 R)
• M11: 14,059,657 km (0.094 R)
• M12: 14,503,813 km (0.094 R)
• M13: 15,596,176 km (0.054 R)
• M14: 18,204,415 km (0.117 R)
• M15: 19,680,647 km (0.06 R)
• M16: 22,642,685 km (0.061 R)
• M17: 24,032,300 km (0.062 R)
• M18: 26,055,760 km (0.073 R)
• M19: 31,844,151 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.8

Radius: 7.8

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.91 AU - 6.03 AU

Year: 9569 Days

Day: 17.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,643,718 km

• M1: 96,939 km (0.077 R)
• M2: 521,049 km (0.032 R)
• M3: 943,813 km (0.101 R)
• M4: 1,233,285 km (0.109 R)
• M5: 2,334,026 km (0.109 R)
• M6: 3,259,738 km (0.105 R)
• M7: 3,805,471 km (0.094 R)
• M8: 4,494,219 km (0.119 R)
• M9: 4,751,228 km (0.118 R)
• M10: 6,650,373 km (0.034 R)
• M11: 8,522,291 km (0.119 R)
• M12: 9,278,359 km (0.085 R)
• M13: 10,720,483 km (0.104 R)
• M14: 12,086,311 km (0.119 R)
• M15: 13,387,962 km (0.053 R)
• M16: 14,718,187 km (0.092 R)
• M17: 28,483,734 km (0.066 R)
• M18: 30,368,966 km (0.073 R)
• M19: 31,290,489 km (0.091 R)
• M20: 33,838,440 km (0.102 R)
• M21: 35,274,879 km (0.111 R)
• M22: 36,292,892 km (0.117 R)
• M23: 37,797,548 km (0.08 R)
• M24: 38,268,930 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.7

Radius: 4.1

Gravity: 55.9 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.05 AU - 9.49 AU

Year: 15602 Days

Day: 19.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,643,718 km

• M1: 57,146 km (0.118 R)
• M2: 187,446 km (0.025 R)
• M3: 349,760 km (0.082 R)
• M4: 606,769 km (0.04 R)
• M5: 742,903 km (0.12 R)
• M6: 1,103,883 km (0.093 R)
• M7: 1,870,273 km (0.105 R)
• M8: 3,677,415 km (0.073 R)
• M9: 3,887,151 km (0.119 R)
• M10: 4,136,531 km (0.063 R)
• M11: 4,736,717 km (0.12 R)
• M12: 4,985,199 km (0.059 R)
• M13: 5,168,008 km (0.111 R)
• M14: 6,662,192 km (0.106 R)
• M15: 8,839,888 km (0.119 R)
• M16: 9,271,178 km (0.112 R)
• M17: 10,770,000 km (0.047 R)
• M18: 11,137,412 km (0.115 R)
• M19: 13,590,518 km (0.034 R)
• M20: 14,383,985 km (0.112 R)
• M21: 15,983,635 km (0.057 R)
• M22: 18,818,664 km (0.071 R)
• M23: 19,985,677 km (0.1 R)
• M24: 20,540,236 km (0.097 R)
• M25: 22,265,399 km (0.098 R)
• M26: 23,062,307 km (0.103 R)
• M27: 26,220,019 km (0.079 R)
• M28: 27,901,798 km (0.026 R)
• M29: 29,773,567 km (0.077 R)
• M30: 30,254,225 km (0.12 R)
• M31: 30,984,861 km (0.106 R)
• M32: 46,386,859 km (0.055 R)
• M33: 47,357,749 km (0.095 R)
• M34: 52,242,120 km (0.103 R)
• M35: 55,075,354 km (0.107 R)
• M36: 62,996,561 km (0.073 R)
• M37: 65,189,815 km (0.045 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 13,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit