🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.43 AU - 0.59 AU

Year: 239 Days

Day: 15.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 12

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.35 AU - 5.17 AU

Year: 6813 Days

Day: 12.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 39,004,298 km

• M1: 164,558 km (0.032 R)
• M2: 484,099 km (0.11 R)
• M3: 851,511 km (0.086 R)
• M4: 1,126,921 km (0.094 R)
• M5: 1,414,448 km (0.081 R)
• M6: 1,690,007 km (0.057 R)
• M7: 1,871,170 km (0.102 R)
• M8: 2,097,213 km (0.045 R)
• M9: 2,292,587 km (0.03 R)
• M10: 2,392,519 km (0.063 R)
• M11: 2,638,607 km (0.072 R)
• M12: 2,786,111 km (0.099 R)
• M13: 2,979,690 km (0.106 R)
• M14: 3,449,129 km (0.093 R)
• M15: 3,610,844 km (0.072 R)
• M16: 3,727,829 km (0.069 R)
• M17: 4,038,245 km (0.087 R)
• M18: 4,709,790 km (0.094 R)
• M19: 5,019,457 km (0.068 R)
• M20: 5,933,052 km (0.092 R)
• M21: 6,071,729 km (0.092 R)
• M22: 6,267,702 km (0.075 R)
• M23: 6,522,766 km (0.07 R)
• M24: 6,608,636 km (0.066 R)
• M25: 7,014,046 km (0.11 R)
• M26: 7,368,144 km (0.041 R)
• M27: 7,487,373 km (0.082 R)
• M28: 8,032,358 km (0.036 R)
• M29: 8,216,813 km (0.108 R)
• M30: 8,433,879 km (0.079 R)
• M31: 8,590,059 km (0.082 R)
• M32: 8,810,417 km (0.075 R)
• M33: 9,160,476 km (0.11 R)
• M34: 9,288,831 km (0.105 R)
• M35: 9,841,446 km (0.094 R)
• M36: 10,371,172 km (0.083 R)
• M37: 10,740,828 km (0.037 R)
• M38: 11,320,669 km (0.114 R)
• M39: 11,875,677 km (0.111 R)
• M40: 12,086,162 km (0.115 R)
• M41: 13,338,296 km (0.088 R)
• M42: 13,703,614 km (0.084 R)
• M43: 15,694,462 km (0.054 R)
• M44: 15,771,356 km (0.099 R)
• M45: 15,886,995 km (0.083 R)
• M46: 16,002,783 km (0.109 R)
• M47: 16,430,035 km (0.042 R)
• M48: 16,508,125 km (0.096 R)
• M49: 16,625,559 km (0.085 R)
• M50: 17,854,506 km (0.079 R)
• M51: 18,378,547 km (0.066 R)
• M52: 19,897,714 km (0.096 R)
• M53: 20,357,129 km (0.112 R)
• M54: 21,201,459 km (0.054 R)
• M55: 21,542,393 km (0.108 R)
• M56: 21,670,748 km (0.113 R)
• M57: 22,186,561 km (0.058 R)
• M58: 22,402,580 km (0.116 R)
• M59: 22,837,013 km (0.104 R)
• M60: 23,011,444 km (0.092 R)
• M61: 23,098,958 km (0.111 R)
• M62: 23,581,711 km (0.095 R)
• M63: 24,290,057 km (0.055 R)
• M64: 24,915,525 km (0.085 R)
• M65: 25,320,337 km (0.099 R)
• M66: 25,863,677 km (0.081 R)
• M67: 26,136,693 km (0.066 R)
• M68: 26,594,013 km (0.05 R)
• M69: 26,823,646 km (0.034 R)
• M70: 27,146,179 km (0.096 R)
• M71: 27,841,809 km (0.094 R)
• M72: 27,934,859 km (0.104 R)
• M73: 28,308,704 km (0.105 R)
• M74: 29,677,674 km (0.11 R)
• M75: 29,963,556 km (0.106 R)
• M76: 30,346,227 km (0.07 R)
• M77: 30,538,161 km (0.115 R)
• M78: 31,649,524 km (0.073 R)
• M79: 32,185,683 km (0.082 R)
• M80: 32,381,506 km (0.12 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.6

Radius: 5.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.47 AU - 6.97 AU

Year: 11428 Days

Day: 24.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 39,004,298 km

• M1: 124,615 km (0.099 R)
• M2: 166,054 km (0.115 R)
• M3: 204,051 km (0.048 R)
• M4: 245,939 km (0.054 R)
• M5: 291,566 km (0.102 R)
• M6: 398,978 km (0.085 R)
• M7: 461,360 km (0.093 R)
• M8: 534,663 km (0.066 R)
• M9: 726,896 km (0.117 R)
• M10: 795,711 km (0.089 R)
• M11: 839,842 km (0.047 R)
• M12: 1,015,321 km (0.087 R)
• M13: 1,263,653 km (0.072 R)
• M14: 1,336,657 km (0.118 R)
• M15: 1,411,007 km (0.081 R)
• M16: 1,475,783 km (0.102 R)
• M17: 2,189,963 km (0.051 R)
• M18: 2,681,691 km (0.077 R)
• M19: 3,149,783 km (0.114 R)
• M20: 3,583,617 km (0.064 R)
• M21: 3,657,668 km (0.081 R)
• M22: 4,206,393 km (0.073 R)
• M23: 4,395,036 km (0.078 R)
• M24: 4,474,472 km (0.032 R)
• M25: 6,446,023 km (0.104 R)
• M26: 6,608,785 km (0.12 R)
• M27: 6,718,141 km (0.104 R)
• M28: 6,809,695 km (0.101 R)
• M29: 7,068,350 km (0.086 R)
• M30: 8,232,221 km (0.115 R)
• M31: 8,271,416 km (0.09 R)
• M32: 8,686,251 km (0.086 R)
• M33: 8,806,079 km (0.103 R)
• M34: 9,290,776 km (0.114 R)
• M35: 9,908,765 km (0.115 R)
• M36: 10,013,034 km (0.105 R)
• M37: 11,292,694 km (0.115 R)
• M38: 11,996,104 km (0.097 R)
• M39: 12,040,534 km (0.075 R)
• M40: 12,986,142 km (0.063 R)
• M41: 13,168,951 km (0.085 R)
• M42: 13,629,712 km (0.067 R)
• M43: 14,259,968 km (0.083 R)
• M44: 14,804,504 km (0.093 R)
• M45: 15,283,517 km (0.05 R)
• M46: 15,524,968 km (0.116 R)
• M47: 16,404,304 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.5

Radius: 7.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.89 AU - 10.49 AU

Year: 18276 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 39,004,298 km

• M1: 134,488 km (0.111 R)
• M2: 216,468 km (0.12 R)
• M3: 448,644 km (0.109 R)
• M4: 749,336 km (0.109 R)
• M5: 1,003,353 km (0.113 R)
• M6: 1,228,947 km (0.108 R)
• M7: 1,489,995 km (0.099 R)
• M8: 1,646,923 km (0.061 R)
• M9: 1,913,506 km (0.065 R)
• M10: 3,492,213 km (0.043 R)
• M11: 3,996,058 km (0.117 R)
• M12: 4,242,745 km (0.12 R)
• M13: 5,917,045 km (0.114 R)
• M14: 6,010,394 km (0.118 R)
• M15: 6,580,062 km (0.106 R)
• M16: 6,644,389 km (0.082 R)
• M17: 6,709,016 km (0.078 R)
• M18: 7,166,935 km (0.076 R)
• M19: 7,668,686 km (0.061 R)
• M20: 8,355,490 km (0.105 R)
• M21: 10,418,145 km (0.053 R)
• M22: 12,389,097 km (0.071 R)
• M23: 12,909,698 km (0.091 R)
• M24: 14,934,954 km (0.067 R)
• M25: 15,062,112 km (0.112 R)
• M26: 15,445,831 km (0.101 R)
• M27: 15,617,419 km (0.11 R)
• M28: 17,057,000 km (0.114 R)
• M29: 17,770,133 km (0.077 R)
• M30: 19,133,268 km (0.101 R)
• M31: 19,409,875 km (0.054 R)
• M32: 20,294,746 km (0.091 R)
• M33: 20,435,668 km (0.099 R)
• M34: 20,624,011 km (0.113 R)
• M35: 22,007,044 km (0.111 R)
• M36: 23,076,070 km (0.109 R)
• M37: 25,314,952 km (0.113 R)
• M38: 28,143,847 km (0.113 R)
• M39: 29,622,024 km (0.08 R)
• M40: 30,531,729 km (0.088 R)
• M41: 31,287,796 km (0.105 R)
• M42: 32,049,997 km (0.106 R)
• M43: 32,488,319 km (0.059 R)
• M44: 33,481,799 km (0.11 R)
• M45: 33,592,800 km (0.113 R)
• M46: 33,759,602 km (0.076 R)
• M47: 33,926,553 km (0.118 R)
• M48: 35,272,485 km (0.117 R)
• M49: 36,407,335 km (0.049 R)
• M50: 36,864,655 km (0.101 R)
• M51: 37,093,989 km (0.053 R)
• M52: 37,151,434 km (0.053 R)
• M53: 37,266,326 km (0.064 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 15,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit