🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.4

Radius: 9.9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.51 AU - 2.33 AU

Year: 1870 Days

Day: 9.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,786,129 km

• M1: 127,308 km (0.091 R)
• M2: 470,635 km (0.071 R)
• M3: 826,827 km (0.103 R)
• M4: 1,383,032 km (0.095 R)
• M5: 1,703,321 km (0.092 R)
• M6: 3,044,167 km (0.109 R)
• M7: 3,772,709 km (0.079 R)
• M8: 4,859,537 km (0.103 R)
• M9: 5,379,240 km (0.116 R)
• M10: 6,617,911 km (0.086 R)
• M11: 7,689,331 km (0.062 R)
• M12: 8,292,210 km (0.118 R)
• M13: 9,200,119 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 11.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.98 AU - 1.98 AU

Year: 1958 Days

Day: 8.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 123.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,786,129 km

• M1: 149,448 km (0.097 R)
• M2: 563,834 km (0.109 R)
• M3: 1,280,707 km (0.114 R)
• M4: 1,916,798 km (0.115 R)
• M5: 3,069,150 km (0.037 R)
• M6: 3,457,356 km (0.111 R)
• M7: 4,699,168 km (0.043 R)
• M8: 5,750,841 km (0.051 R)
• M9: 6,631,374 km (0.114 R)
• M10: 7,745,430 km (0.119 R)
• M11: 8,755,066 km (0.118 R)
• M12: 9,176,184 km (0.09 R)
• M13: 11,298,230 km (0.091 R)
• M14: 12,152,583 km (0.081 R)
• M15: 12,677,372 km (0.052 R)
• M16: 15,298,177 km (0.105 R)
• M17: 16,006,075 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459

Radius: 13.6

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.23 AU - 4.07 AU

Year: 4902 Days

Day: 7.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,786,129 km

• M1: 169,345 km (0.081 R)
• M2: 598,691 km (0.061 R)
• M3: 1,075,010 km (0.04 R)
• M4: 2,088,536 km (0.079 R)
• M5: 2,529,850 km (0.107 R)
• M6: 3,605,757 km (0.061 R)
• M7: 4,743,150 km (0.114 R)
• M8: 6,433,456 km (0.075 R)
• M9: 6,865,345 km (0.06 R)
• M10: 7,995,857 km (0.074 R)
• M11: 8,423,407 km (0.089 R)
• M12: 8,866,067 km (0.093 R)
• M13: 10,455,844 km (0.053 R)
• M14: 11,631,534 km (0.088 R)
• M15: 12,557,993 km (0.1 R)
• M16: 14,822,307 km (0.094 R)
• M17: 16,762,591 km (0.107 R)
• M18: 18,065,738 km (0.115 R)
• M19: 19,371,727 km (0.089 R)
• M20: 20,080,373 km (0.096 R)
• M21: 24,255,051 km (0.107 R)
• M22: 24,776,998 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 10.7

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.44 AU - 4.56 AU

Year: 5623 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,786,129 km

• M1: 133,292 km (0.086 R)
• M2: 549,174 km (0.076 R)
• M3: 984,504 km (0.069 R)
• M4: 1,599,500 km (0.084 R)
• M5: 2,455,948 km (0.09 R)
• M6: 4,281,192 km (0.082 R)
• M7: 4,831,862 km (0.099 R)
• M8: 5,979,876 km (0.109 R)
• M9: 6,400,395 km (0.119 R)
• M10: 6,771,697 km (0.105 R)
• M11: 8,088,458 km (0.082 R)
• M12: 8,807,724 km (0.081 R)
• M13: 9,656,094 km (0.069 R)
• M14: 10,236,384 km (0.081 R)
• M15: 11,319,622 km (0.09 R)
• M16: 14,389,071 km (0.104 R)
• M17: 14,793,733 km (0.091 R)
• M18: 18,715,741 km (0.11 R)
• M19: 20,915,129 km (0.12 R)
• M20: 23,123,642 km (0.073 R)
• M21: 24,081,517 km (0.059 R)
• M22: 27,465,720 km (0.083 R)
• M23: 28,088,945 km (0.101 R)
• M24: 33,823,630 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179

Radius: 14.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.53 AU - 4.89 AU

Year: 6072 Days

Day: 13.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,786,129 km

• M1: 181,612 km (0.086 R)
• M2: 729,738 km (0.09 R)
• M3: 1,250,040 km (0.098 R)
• M4: 2,344,498 km (0.117 R)
• M5: 2,808,700 km (0.12 R)
• M6: 4,566,924 km (0.066 R)
• M7: 8,147,250 km (0.087 R)
• M8: 9,084,181 km (0.03 R)
• M9: 9,823,643 km (0.037 R)
• M10: 10,966,870 km (0.037 R)
• M11: 12,687,246 km (0.065 R)
• M12: 13,612,060 km (0.091 R)
• M13: 14,931,513 km (0.063 R)
• M14: 17,766,991 km (0.119 R)
• M15: 18,224,312 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.6

Radius: 5.3

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.96 AU - 7.36 AU

Year: 12081 Days

Day: 19.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,786,129 km

• M1: 66,421 km (0.118 R)
• M2: 244,443 km (0.048 R)
• M3: 818,300 km (0.087 R)
• M4: 1,532,181 km (0.111 R)
• M5: 1,791,135 km (0.059 R)
• M6: 2,414,659 km (0.034 R)
• M7: 3,130,635 km (0.116 R)
• M8: 3,324,364 km (0.088 R)
• M9: 4,715,774 km (0.074 R)
• M10: 5,028,882 km (0.109 R)
• M11: 5,633,407 km (0.03 R)
• M12: 6,151,016 km (0.1 R)
• M13: 7,933,624 km (0.105 R)
• M14: 8,294,903 km (0.052 R)
• M15: 9,400,132 km (0.068 R)
• M16: 10,409,319 km (0.079 R)
• M17: 11,795,493 km (0.109 R)
• M18: 12,532,711 km (0.101 R)
• M19: 13,525,293 km (0.086 R)
• M20: 13,752,682 km (0.114 R)
• M21: 15,479,041 km (0.105 R)
• M22: 16,297,790 km (0.074 R)
• M23: 17,211,534 km (0.117 R)
• M24: 17,613,354 km (0.037 R)
• M25: 19,211,807 km (0.088 R)
• M26: 20,379,269 km (0.114 R)
• M27: 21,748,239 km (0.08 R)
• M28: 27,382,993 km (0.072 R)
• M29: 31,270,892 km (0.105 R)
• M30: 32,272,150 km (0.097 R)
• M31: 32,474,855 km (0.104 R)
• M32: 33,813,607 km (0.063 R)
• M33: 35,403,533 km (0.069 R)
• M34: 36,381,155 km (0.116 R)
• M35: 37,042,677 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.5

Radius: 3.3

Gravity: 73.14 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.69 AU - 9.17 AU

Year: 14236 Days

Day: 19.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,786,129 km

• M1: 41,439 km (0.119 R)
• M2: 239,357 km (0.062 R)
• M3: 550,969 km (0.12 R)
• M4: 1,013,376 km (0.099 R)
• M5: 1,227,301 km (0.083 R)
• M6: 1,694,196 km (0.112 R)
• M7: 2,110,377 km (0.037 R)
• M8: 2,681,542 km (0.117 R)
• M9: 3,735,758 km (0.047 R)
• M10: 5,620,542 km (0.052 R)
• M11: 6,915,910 km (0.059 R)
• M12: 7,679,158 km (0.11 R)
• M13: 9,160,177 km (0.034 R)
• M14: 9,747,648 km (0.104 R)
• M15: 16,132,634 km (0.068 R)
• M16: 16,829,910 km (0.079 R)
• M17: 20,529,914 km (0.052 R)
• M18: 21,905,616 km (0.104 R)
• M19: 25,248,829 km (0.113 R)
• M20: 26,826,040 km (0.044 R)
• M21: 27,803,213 km (0.098 R)
• M22: 30,524,698 km (0.073 R)
• M23: 30,641,833 km (0.093 R)
• M24: 35,316,766 km (0.108 R)
• M25: 36,358,117 km (0.087 R)
• M26: 40,445,280 km (0.112 R)
• M27: 43,186,063 km (0.102 R)
• M28: 43,481,519 km (0.096 R)
• M29: 51,314,912 km (0.116 R)
• M30: 51,979,276 km (0.115 R)
• M31: 52,986,668 km (0.098 R)
• M32: 54,007,075 km (0.056 R)
• M33: 54,522,141 km (0.098 R)
• M34: 57,860,268 km (0.032 R)
• M35: 60,037,365 km (0.119 R)
• M36: 61,518,684 km (0.072 R)
• M37: 63,024,237 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 10,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit