🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.9

Radius: 8.8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.79 AU - 1.05 AU

Year: 599 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,928,447 km

• M1: 109,506 km (0.097 R)
• M2: 392,844 km (0.107 R)
• M3: 711,338 km (0.107 R)
• M4: 1,079,498 km (0.098 R)
• M5: 1,524,701 km (0.103 R)
• M6: 1,937,891 km (0.086 R)
• M7: 3,013,051 km (0.12 R)
• M8: 3,431,626 km (0.107 R)
• M9: 5,867,677 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.5

Radius: 14.7

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.86 AU - 1.18 AU

Year: 699 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,928,447 km

• M1: 183,407 km (0.079 R)
• M2: 705,803 km (0.098 R)
• M3: 1,178,083 km (0.077 R)
• M4: 1,653,356 km (0.104 R)
• M5: 2,317,121 km (0.119 R)
• M6: 2,979,840 km (0.088 R)
• M7: 3,541,730 km (0.12 R)
• M8: 4,366,463 km (0.104 R)
• M9: 4,979,664 km (0.086 R)
• M10: 6,984,126 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.3

Radius: 8.3

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.26 AU - 1.74 AU

Year: 1246 Days

Day: 11.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,928,447 km

• M1: 103,223 km (0.113 R)
• M2: 399,875 km (0.104 R)
• M3: 705,653 km (0.044 R)
• M4: 1,100,891 km (0.099 R)
• M5: 1,593,666 km (0.081 R)
• M6: 2,272,840 km (0.088 R)
• M7: 2,665,684 km (0.066 R)
• M8: 3,431,476 km (0.086 R)
• M9: 5,002,553 km (0.116 R)
• M10: 5,266,743 km (0.078 R)
• M11: 5,691,451 km (0.106 R)
• M12: 6,394,860 km (0.055 R)
• M13: 6,804,609 km (0.06 R)
• M14: 7,438,754 km (0.115 R)
• M15: 8,363,867 km (0.116 R)
• M16: 9,091,362 km (0.112 R)
• M17: 9,703,367 km (0.117 R)
• M18: 10,180,135 km (0.077 R)
• M19: 10,739,182 km (0.097 R)
• M20: 12,171,881 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.3

Radius: 8.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.12 AU - 2.58 AU

Year: 2443 Days

Day: 10 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,928,447 km

• M1: 100,829 km (0.1 R)
• M2: 869,014 km (0.063 R)
• M3: 1,129,015 km (0.064 R)
• M4: 1,391,410 km (0.108 R)
• M5: 2,746,767 km (0.119 R)
• M6: 4,182,158 km (0.117 R)
• M7: 5,459,724 km (0.043 R)
• M8: 5,810,680 km (0.114 R)
• M9: 6,083,547 km (0.096 R)
• M10: 6,878,660 km (0.099 R)
• M11: 10,293,381 km (0.096 R)
• M12: 11,384,548 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.2

Radius: 9.2

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.94 AU - 5.74 AU

Year: 8370 Days

Day: 13.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,928,447 km

• M1: 114,592 km (0.116 R)
• M2: 449,242 km (0.105 R)
• M3: 801,097 km (0.095 R)
• M4: 1,504,506 km (0.103 R)
• M5: 2,206,718 km (0.1 R)
• M6: 2,574,131 km (0.108 R)
• M7: 3,928,889 km (0.11 R)
• M8: 5,640,588 km (0.085 R)
• M9: 6,118,852 km (0.085 R)
• M10: 6,698,394 km (0.114 R)
• M11: 8,264,534 km (0.118 R)
• M12: 9,018,358 km (0.106 R)
• M13: 10,309,088 km (0.114 R)
• M14: 12,160,063 km (0.067 R)
• M15: 14,598,209 km (0.098 R)
• M16: 16,167,491 km (0.051 R)
• M17: 17,774,022 km (0.108 R)
• M18: 21,793,567 km (0.066 R)
• M19: 25,729,039 km (0.1 R)
• M20: 30,011,577 km (0.108 R)
• M21: 31,573,827 km (0.06 R)
• M22: 37,886,259 km (0.107 R)
• M23: 38,729,991 km (0.102 R)
• M24: 40,580,367 km (0.093 R)
• M25: 41,463,593 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.9

Radius: 5.2

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.58 AU - 7.08 AU

Year: 10802 Days

Day: 20.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,928,447 km

• M1: 65,973 km (0.112 R)
• M2: 339,138 km (0.096 R)
• M3: 699,220 km (0.105 R)
• M4: 1,361,041 km (0.078 R)
• M5: 2,064,002 km (0.096 R)
• M6: 3,316,585 km (0.094 R)
• M7: 3,544,871 km (0.105 R)
• M8: 3,828,060 km (0.092 R)
• M9: 4,514,265 km (0.093 R)
• M10: 4,899,929 km (0.1 R)
• M11: 5,736,630 km (0.103 R)
• M12: 6,503,618 km (0.097 R)
• M13: 7,233,057 km (0.053 R)
• M14: 8,089,654 km (0.062 R)
• M15: 9,374,999 km (0.094 R)
• M16: 10,087,684 km (0.114 R)
• M17: 11,108,390 km (0.103 R)
• M18: 14,308,438 km (0.113 R)
• M19: 14,969,960 km (0.105 R)
• M20: 15,365,197 km (0.114 R)
• M21: 17,946,957 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.4

Radius: 6.3

Gravity: 20.85 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.86 AU - 8.14 AU

Year: 12561 Days

Day: 15.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,928,447 km

• M1: 78,389 km (0.06 R)
• M2: 290,968 km (0.102 R)
• M3: 532,120 km (0.11 R)
• M4: 736,470 km (0.084 R)
• M5: 1,016,817 km (0.054 R)
• M6: 1,312,721 km (0.093 R)
• M7: 1,951,205 km (0.102 R)
• M8: 4,475,519 km (0.094 R)
• M9: 4,997,466 km (0.087 R)
• M10: 6,162,086 km (0.102 R)
• M11: 7,103,804 km (0.104 R)
• M12: 7,631,586 km (0.065 R)
• M13: 9,423,918 km (0.062 R)
• M14: 10,840,011 km (0.066 R)
• M15: 13,352,059 km (0.087 R)
• M16: 15,060,616 km (0.113 R)
• M17: 15,930,378 km (0.104 R)
• M18: 17,928,856 km (0.114 R)
• M19: 20,348,602 km (0.095 R)
• M20: 20,786,774 km (0.054 R)
• M21: 21,500,655 km (0.07 R)
• M22: 23,452,757 km (0.063 R)
• M23: 24,422,451 km (0.08 R)
• M24: 26,545,544 km (0.11 R)
• M25: 26,858,503 km (0.116 R)
• M26: 27,491,900 km (0.106 R)
• M27: 28,135,320 km (0.068 R)
• M28: 29,451,931 km (0.04 R)
• M29: 30,238,666 km (0.062 R)
• M30: 34,880,389 km (0.118 R)
• M31: 35,634,213 km (0.117 R)
• M32: 37,435,222 km (0.103 R)
• M33: 44,951,168 km (0.057 R)
• M34: 46,143,613 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.1

Radius: 7.5

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.5 AU - 9.54 AU

Year: 16867 Days

Day: 19.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,928,447 km

• M1: 93,349 km (0.069 R)
• M2: 411,544 km (0.106 R)
• M3: 651,499 km (0.09 R)
• M4: 955,182 km (0.119 R)
• M5: 1,767,798 km (0.107 R)
• M6: 2,103,047 km (0.117 R)
• M7: 3,681,304 km (0.093 R)
• M8: 4,167,198 km (0.095 R)
• M9: 4,868,962 km (0.076 R)
• M10: 5,530,932 km (0.107 R)
• M11: 6,854,126 km (0.112 R)
• M12: 7,781,034 km (0.115 R)
• M13: 10,879,505 km (0.096 R)
• M14: 14,864,344 km (0.099 R)
• M15: 20,737,107 km (0.065 R)
• M16: 22,761,466 km (0.102 R)
• M17: 23,262,170 km (0.053 R)
• M18: 28,565,265 km (0.069 R)
• M19: 30,699,877 km (0.113 R)
• M20: 31,434,402 km (0.106 R)
• M21: 31,806,003 km (0.089 R)
• M22: 34,489,939 km (0.072 R)
• M23: 35,283,705 km (0.058 R)
• M24: 37,877,582 km (0.102 R)
• M25: 38,722,362 km (0.04 R)
• M26: 41,036,641 km (0.115 R)
• M27: 48,201,032 km (0.026 R)
• M28: 49,026,663 km (0.115 R)
• M29: 49,694,019 km (0.069 R)
• M30: 52,077,113 km (0.034 R)
• M31: 61,402,745 km (0.078 R)
• M32: 66,152,328 km (0.081 R)
• M33: 69,241,973 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 14,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit