🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.5

Radius: 9.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.72 AU - 3.32 AU

Year: 2228 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,792,226 km

• M1: 123,119 km (0.114 R)
• M2: 1,132,456 km (0.117 R)
• M3: 1,445,415 km (0.115 R)
• M4: 1,854,116 km (0.118 R)
• M5: 2,450,712 km (0.075 R)
• M6: 3,076,929 km (0.059 R)
• M7: 3,580,775 km (0.08 R)
• M8: 4,106,312 km (0.068 R)
• M9: 5,273,325 km (0.084 R)
• M10: 6,448,267 km (0.118 R)
• M11: 6,830,340 km (0.072 R)
• M12: 7,180,099 km (0.036 R)
• M13: 7,890,091 km (0.052 R)
• M14: 10,032,781 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.9

Radius: 12.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.72 AU - 3.9 AU

Year: 3158 Days

Day: 10.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,792,226 km

• M1: 153,039 km (0.103 R)
• M2: 740,958 km (0.05 R)
• M3: 1,463,965 km (0.109 R)
• M4: 2,309,342 km (0.092 R)
• M5: 2,891,727 km (0.086 R)
• M6: 3,290,704 km (0.057 R)
• M7: 5,001,057 km (0.064 R)
• M8: 5,476,329 km (0.082 R)
• M9: 7,241,584 km (0.079 R)
• M10: 8,884,468 km (0.079 R)
• M11: 9,851,020 km (0.053 R)
• M12: 10,359,952 km (0.119 R)
• M13: 10,886,387 km (0.097 R)
• M14: 11,473,259 km (0.103 R)
• M15: 13,647,066 km (0.119 R)
• M16: 14,083,443 km (0.112 R)
• M17: 15,240,881 km (0.095 R)
• M18: 15,869,492 km (0.116 R)
• M19: 18,499,422 km (0.08 R)
• M20: 20,072,893 km (0.088 R)
• M21: 20,764,783 km (0.115 R)
• M22: 22,129,863 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.1

Radius: 11

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.27 AU - 7.69 AU

Year: 7004 Days

Day: 6.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,792,226 km

• M1: 136,732 km (0.08 R)
• M2: 633,397 km (0.113 R)
• M3: 1,306,289 km (0.042 R)
• M4: 2,273,888 km (0.119 R)
• M5: 2,725,224 km (0.088 R)
• M6: 3,279,784 km (0.038 R)
• M7: 4,505,289 km (0.115 R)
• M8: 6,249,750 km (0.06 R)
• M9: 7,104,852 km (0.03 R)
• M10: 10,093,518 km (0.107 R)
• M11: 11,890,637 km (0.025 R)
• M12: 13,145,165 km (0.083 R)
• M13: 13,543,843 km (0.099 R)
• M14: 17,098,438 km (0.113 R)
• M15: 20,010,510 km (0.09 R)
• M16: 22,259,714 km (0.038 R)
• M17: 23,821,815 km (0.063 R)
• M18: 25,367,909 km (0.117 R)
• M19: 30,012,325 km (0.099 R)
• M20: 31,004,757 km (0.054 R)
• M21: 31,712,355 km (0.083 R)
• M22: 32,121,655 km (0.119 R)
• M23: 32,950,577 km (0.111 R)
• M24: 33,793,710 km (0.083 R)
• M25: 34,435,485 km (0.119 R)
• M26: 35,303,751 km (0.112 R)
• M27: 37,538,294 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.6

Radius: 14.2

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.03 AU - 10.63 AU

Year: 12100 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,792,226 km

• M1: 176,525 km (0.094 R)
• M2: 782,098 km (0.05 R)
• M3: 1,342,042 km (0.078 R)
• M4: 2,106,039 km (0.117 R)
• M5: 2,664,338 km (0.025 R)
• M6: 5,446,110 km (0.074 R)
• M7: 7,551,701 km (0.096 R)
• M8: 9,408,808 km (0.115 R)
• M9: 10,347,086 km (0.113 R)
• M10: 11,606,551 km (0.07 R)
• M11: 13,079,043 km (0.06 R)
• M12: 13,949,253 km (0.118 R)
• M13: 15,421,446 km (0.117 R)
• M14: 16,261,139 km (0.064 R)
• M15: 18,818,215 km (0.12 R)
• M16: 22,685,171 km (0.087 R)
• M17: 24,027,064 km (0.091 R)
• M18: 24,717,458 km (0.11 R)
• M19: 26,501,562 km (0.095 R)
• M20: 29,532,564 km (0.104 R)
• M21: 30,125,570 km (0.113 R)
• M22: 35,270,391 km (0.116 R)
• M23: 38,224,949 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 3.7

Gravity: 52.63 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.04 AU - 15.28 AU

Year: 22624 Days

Day: 19.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,792,226 km

• M1: 50,265 km (0.095 R)
• M2: 180,565 km (0.111 R)
• M3: 430,094 km (0.086 R)
• M4: 1,438,234 km (0.06 R)
• M5: 1,556,117 km (0.119 R)
• M6: 1,773,184 km (0.115 R)
• M7: 2,157,949 km (0.053 R)
• M8: 3,346,056 km (0.05 R)
• M9: 4,544,933 km (0.099 R)
• M10: 4,689,744 km (0.105 R)
• M11: 4,874,946 km (0.116 R)
• M12: 8,165,501 km (0.031 R)
• M13: 8,597,539 km (0.113 R)
• M14: 10,045,647 km (0.098 R)
• M15: 10,859,459 km (0.117 R)
• M16: 11,249,461 km (0.119 R)
• M17: 18,182,125 km (0.046 R)
• M18: 19,863,755 km (0.118 R)
• M19: 23,857,420 km (0.096 R)
• M20: 28,232,709 km (0.055 R)
• M21: 43,196,684 km (0.055 R)
• M22: 44,173,558 km (0.1 R)
• M23: 44,998,890 km (0.118 R)
• M24: 55,145,665 km (0.06 R)
• M25: 58,443,101 km (0.09 R)
• M26: 60,442,776 km (0.118 R)
• M27: 70,007,465 km (0.037 R)
• M28: 70,903,407 km (0.078 R)
• M29: 72,261,606 km (0.109 R)
• M30: 73,406,628 km (0.092 R)
• M31: 77,152,110 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.2

Radius: 8

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.01 AU - 15.51 AU

Year: 22864 Days

Day: 22.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,792,226 km

• M1: 99,483 km (0.103 R)
• M2: 586,124 km (0.087 R)
• M3: 924,365 km (0.034 R)
• M4: 1,174,044 km (0.031 R)
• M5: 2,129,974 km (0.1 R)
• M6: 3,000,484 km (0.091 R)
• M7: 4,924,912 km (0.05 R)
• M8: 6,562,559 km (0.092 R)
• M9: 7,553,944 km (0.106 R)
• M10: 9,890,364 km (0.116 R)
• M11: 16,095,385 km (0.057 R)
• M12: 16,678,517 km (0.04 R)
• M13: 19,431,567 km (0.115 R)
• M14: 19,997,346 km (0.096 R)
• M15: 27,787,804 km (0.08 R)
• M16: 28,748,073 km (0.112 R)
• M17: 29,359,330 km (0.093 R)
• M18: 31,116,955 km (0.082 R)
• M19: 32,283,220 km (0.098 R)
• M20: 35,675,502 km (0.086 R)
• M21: 37,967,042 km (0.104 R)
• M22: 41,275,399 km (0.11 R)
• M23: 41,896,978 km (0.099 R)
• M24: 45,592,345 km (0.115 R)
• M25: 46,927,057 km (0.11 R)
• M26: 52,526,804 km (0.099 R)
• M27: 55,675,241 km (0.1 R)
• M28: 58,751,422 km (0.107 R)
• M29: 64,404,127 km (0.029 R)
• M30: 66,083,363 km (0.03 R)
• M31: 77,010,590 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410

Radius: 4

Gravity: 25.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 16.6 AU - 17.08 AU

Year: 29342 Days

Day: 16.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,792,226 km

• M1: 49,816 km (0.058 R)
• M2: 227,389 km (0.097 R)
• M3: 442,062 km (0.09 R)
• M4: 590,762 km (0.086 R)
• M5: 1,237,025 km (0.113 R)
• M6: 1,405,622 km (0.061 R)
• M7: 1,808,339 km (0.066 R)
• M8: 2,351,529 km (0.114 R)
• M9: 3,359,519 km (0.034 R)
• M10: 4,957,973 km (0.12 R)
• M11: 5,345,282 km (0.082 R)
• M12: 6,092,822 km (0.112 R)
• M13: 7,390,434 km (0.064 R)
• M14: 7,947,088 km (0.106 R)
• M15: 9,547,785 km (0.115 R)
• M16: 9,903,977 km (0.106 R)
• M17: 13,517,813 km (0.09 R)
• M18: 13,741,013 km (0.067 R)
• M19: 16,957,068 km (0.086 R)
• M20: 17,743,953 km (0.085 R)
• M21: 20,542,780 km (0.101 R)
• M22: 21,036,303 km (0.103 R)
• M23: 21,944,212 km (0.096 R)
• M24: 37,238,800 km (0.074 R)
• M25: 41,311,602 km (0.106 R)
• M26: 42,413,839 km (0.117 R)
• M27: 43,213,140 km (0.11 R)
• M28: 45,504,531 km (0.068 R)
• M29: 45,838,433 km (0.113 R)
• M30: 47,703,619 km (0.118 R)
• M31: 48,394,313 km (0.042 R)
• M32: 49,972,570 km (0.058 R)
• M33: 51,043,541 km (0.117 R)
• M34: 52,678,646 km (0.039 R)
• M35: 58,972,528 km (0.104 R)
• M36: 63,643,572 km (0.052 R)
• M37: 64,690,607 km (0.059 R)
• M38: 68,118,493 km (0.099 R)
• M39: 77,926,279 km (0.063 R)
• M40: 82,049,795 km (0.06 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: 481 - 17,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit