🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.5

Radius: 14.1

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.02 AU - 1.46 AU

Year: 921 Days

Day: 12.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,172,536 km

• M1: 175,329 km (0.102 R)
• M2: 725,998 km (0.111 R)
• M3: 1,283,550 km (0.06 R)
• M4: 1,722,619 km (0.118 R)
• M5: 2,180,389 km (0.05 R)
• M6: 2,672,117 km (0.099 R)
• M7: 3,335,733 km (0.078 R)
• M8: 3,791,408 km (0.05 R)
• M9: 4,239,005 km (0.114 R)
• M10: 5,338,699 km (0.045 R)
• M11: 6,780,075 km (0.101 R)
• M12: 7,322,367 km (0.101 R)
• M13: 8,255,708 km (0.104 R)
• M14: 8,819,842 km (0.11 R)
• M15: 9,583,090 km (0.116 R)
• M16: 10,267,500 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 10.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.18 AU - 1.5 AU

Year: 1034 Days

Day: 14.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,172,536 km

• M1: 135,835 km (0.118 R)
• M2: 530,923 km (0.081 R)
• M3: 1,110,615 km (0.064 R)
• M4: 1,466,358 km (0.106 R)
• M5: 2,344,498 km (0.103 R)
• M6: 3,054,340 km (0.076 R)
• M7: 3,584,664 km (0.102 R)
• M8: 7,256,544 km (0.118 R)
• M9: 7,673,024 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.5

Radius: 12.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.11 AU - 1.73 AU

Year: 1128 Days

Day: 12.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,172,536 km

• M1: 160,519 km (0.077 R)
• M2: 595,549 km (0.081 R)
• M3: 1,036,264 km (0.116 R)
• M4: 1,446,462 km (0.056 R)
• M5: 2,603,153 km (0.117 R)
• M6: 3,532,155 km (0.069 R)
• M7: 4,179,914 km (0.05 R)
• M8: 5,025,890 km (0.095 R)
• M9: 5,471,692 km (0.117 R)
• M10: 6,061,257 km (0.092 R)
• M11: 6,756,438 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.5

Radius: 5.9

Gravity: 16.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.9 AU - 9.28 AU

Year: 13944 Days

Day: 15.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,172,536 km

• M1: 74,201 km (0.088 R)
• M2: 469,887 km (0.095 R)
• M3: 917,484 km (0.053 R)
• M4: 1,104,032 km (0.045 R)
• M5: 1,710,053 km (0.05 R)
• M6: 2,797,331 km (0.098 R)
• M7: 3,147,090 km (0.103 R)
• M8: 4,313,056 km (0.105 R)
• M9: 4,684,209 km (0.071 R)
• M10: 6,424,481 km (0.045 R)
• M11: 7,244,875 km (0.117 R)
• M12: 7,503,979 km (0.095 R)
• M13: 8,132,888 km (0.083 R)
• M14: 8,412,935 km (0.101 R)
• M15: 11,519,634 km (0.102 R)
• M16: 12,976,568 km (0.104 R)
• M17: 15,528,109 km (0.061 R)
• M18: 15,959,400 km (0.056 R)
• M19: 21,420,171 km (0.109 R)
• M20: 22,589,129 km (0.107 R)
• M21: 23,142,791 km (0.103 R)
• M22: 24,085,556 km (0.11 R)
• M23: 26,350,618 km (0.084 R)
• M24: 28,219,544 km (0.06 R)
• M25: 28,861,618 km (0.112 R)
• M26: 30,064,086 km (0.096 R)
• M27: 31,642,194 km (0.069 R)
• M28: 31,871,976 km (0.078 R)
• M29: 33,871,052 km (0.112 R)
• M30: 34,232,331 km (0.053 R)
• M31: 39,830,283 km (0.119 R)
• M32: 44,407,978 km (0.094 R)
• M33: 46,008,526 km (0.071 R)
• M34: 47,046,885 km (0.073 R)
• M35: 48,100,652 km (0.116 R)
• M36: 50,099,429 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.2

Radius: 3

Gravity: 89.02 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.61 AU - 9.59 AU

Year: 15373 Days

Day: 16.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 51,172,536 km

• M1: 39,195 km (0.044 R)
• M2: 339,288 km (0.083 R)
• M3: 528,230 km (0.06 R)
• M4: 714,928 km (0.094 R)
• M5: 887,714 km (0.085 R)
• M6: 1,126,023 km (0.068 R)
• M7: 1,694,046 km (0.043 R)
• M8: 1,798,615 km (0.115 R)
• M9: 2,219,733 km (0.102 R)
• M10: 2,453,405 km (0.116 R)
• M11: 4,912,495 km (0.108 R)
• M12: 5,495,478 km (0.104 R)
• M13: 6,163,881 km (0.117 R)
• M14: 7,519,238 km (0.114 R)
• M15: 8,044,476 km (0.071 R)
• M16: 9,061,143 km (0.119 R)
• M17: 9,821,848 km (0.104 R)
• M18: 11,655,768 km (0.105 R)
• M19: 13,566,582 km (0.069 R)
• M20: 15,600,066 km (0.086 R)
• M21: 15,829,250 km (0.106 R)
• M22: 16,688,989 km (0.073 R)
• M23: 17,744,701 km (0.111 R)
• M24: 18,078,304 km (0.105 R)
• M25: 18,844,096 km (0.045 R)
• M26: 19,898,462 km (0.117 R)
• M27: 22,901,040 km (0.091 R)
• M28: 24,612,590 km (0.11 R)
• M29: 28,742,837 km (0.064 R)
• M30: 38,480,163 km (0.115 R)
• M31: 41,326,561 km (0.106 R)
• M32: 41,765,332 km (0.107 R)
• M33: 43,100,194 km (0.095 R)
• M34: 45,698,559 km (0.116 R)
• M35: 46,167,698 km (0.111 R)
• M36: 50,368,556 km (0.088 R)
• M37: 54,466,042 km (0.111 R)
• M38: 54,993,374 km (0.089 R)
• M39: 55,346,724 km (0.085 R)
• M40: 56,775,533 km (0.101 R)
• M41: 64,289,685 km (0.09 R)
• M42: 65,669,276 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.1

Radius: 3.2

Gravity: 19.93 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.28 AU - 11.16 AU

Year: 20208 Days

Day: 15.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,172,536 km

• M1: 65,075 km (0.1 R)
• M2: 215,870 km (0.076 R)
• M3: 520,152 km (0.025 R)
• M4: 938,577 km (0.098 R)
• M5: 1,080,097 km (0.112 R)
• M6: 2,485,569 km (0.061 R)
• M7: 4,545,681 km (0.087 R)
• M8: 5,450,898 km (0.109 R)
• M9: 6,508,405 km (0.083 R)
• M10: 10,119,997 km (0.082 R)
• M11: 10,648,526 km (0.091 R)
• M12: 12,764,588 km (0.092 R)
• M13: 16,546,871 km (0.094 R)
• M14: 27,415,605 km (0.098 R)
• M15: 36,452,513 km (0.077 R)
• M16: 36,697,704 km (0.072 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: 291 - 13,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit