🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.2

Radius: 8

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.49 AU - 0.53 AU

Year: 251 Days

Day: 6.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,267,210 km

• M1: 99,483 km (0.057 R)
• M2: 352,303 km (0.113 R)
• M3: 637,586 km (0.102 R)
• M4: 1,035,068 km (0.119 R)
• M5: 1,308,533 km (0.12 R)
• M6: 1,850,376 km (0.06 R)
• M7: 2,113,668 km (0.115 R)
• M8: 3,172,672 km (0.087 R)
• M9: 3,541,580 km (0.079 R)
• M10: 4,011,916 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.8

Radius: 8.5

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,267,210 km

• M1: 105,766 km (0.067 R)
• M2: 414,835 km (0.082 R)
• M3: 762,052 km (0.106 R)
• M4: 1,097,151 km (0.105 R)
• M5: 1,469,649 km (0.082 R)
• M6: 2,021,366 km (0.046 R)
• M7: 2,779,080 km (0.048 R)
• M8: 3,050,151 km (0.112 R)
• M9: 3,360,267 km (0.12 R)
• M10: 3,634,630 km (0.094 R)
• M11: 4,279,097 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80

Radius: 12.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.58 AU - 0.66 AU

Year: 337 Days

Day: 9.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 76,267,210 km

• M1: 153,338 km (0.066 R)
• M2: 683,363 km (0.096 R)
• M3: 1,278,463 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.6

Radius: 12.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.57 AU - 0.83 AU

Year: 404 Days

Day: 6.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 76,267,210 km

• M1: 155,582 km (0.09 R)
• M2: 759,508 km (0.083 R)
• M3: 1,469,949 km (0.118 R)
• M4: 2,178,893 km (0.08 R)
• M5: 2,660,897 km (0.118 R)
• M6: 3,502,984 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.3

Radius: 13.4

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.11 AU - 2.83 AU

Year: 2680 Days

Day: 5.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,267,210 km

• M1: 166,652 km (0.073 R)
• M2: 836,551 km (0.054 R)
• M3: 1,431,053 km (0.071 R)
• M4: 2,180,389 km (0.078 R)
• M5: 2,778,332 km (0.112 R)
• M6: 4,118,280 km (0.063 R)
• M7: 4,996,419 km (0.095 R)
• M8: 5,947,862 km (0.071 R)
• M9: 6,646,783 km (0.041 R)
• M10: 7,597,029 km (0.111 R)
• M11: 8,512,568 km (0.079 R)
• M12: 10,108,179 km (0.114 R)
• M13: 10,670,068 km (0.094 R)
• M14: 11,141,900 km (0.07 R)
• M15: 12,521,940 km (0.116 R)
• M16: 13,211,886 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.2

Radius: 10.7

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.31 AU - 2.69 AU

Year: 2728 Days

Day: 6.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,267,210 km

• M1: 133,142 km (0.113 R)
• M2: 632,799 km (0.11 R)
• M3: 1,013,376 km (0.062 R)
• M4: 1,831,377 km (0.088 R)
• M5: 2,242,472 km (0.075 R)
• M6: 2,683,786 km (0.041 R)
• M7: 3,218,000 km (0.038 R)
• M8: 3,862,168 km (0.081 R)
• M9: 4,751,228 km (0.099 R)
• M10: 5,484,258 km (0.043 R)
• M11: 6,234,940 km (0.083 R)
• M12: 7,022,274 km (0.054 R)
• M13: 7,679,457 km (0.086 R)
• M14: 8,411,439 km (0.117 R)
• M15: 10,484,866 km (0.089 R)
• M16: 11,093,580 km (0.11 R)
• M17: 11,512,454 km (0.108 R)
• M18: 12,878,282 km (0.058 R)
• M19: 14,349,428 km (0.089 R)
• M20: 15,667,086 km (0.093 R)
• M21: 17,230,084 km (0.112 R)
• M22: 18,658,894 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.7

Radius: 11

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.35 AU - 3.35 AU

Year: 3321 Days

Day: 6.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,267,210 km

• M1: 160,519 km (0.109 R)
• M2: 525,089 km (0.102 R)
• M3: 879,935 km (0.086 R)
• M4: 1,310,777 km (0.051 R)
• M5: 3,714,964 km (0.069 R)
• M6: 4,316,946 km (0.106 R)
• M7: 4,890,205 km (0.105 R)
• M8: 6,380,499 km (0.108 R)
• M9: 6,977,843 km (0.086 R)
• M10: 8,720,509 km (0.072 R)
• M11: 11,214,455 km (0.117 R)
• M12: 11,873,882 km (0.117 R)
• M13: 14,676,598 km (0.062 R)
• M14: 15,819,975 km (0.083 R)
• M15: 17,727,647 km (0.109 R)
• M16: 18,452,748 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.8

Radius: 9.2

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.86 AU - 4.72 AU

Year: 6133 Days

Day: 8.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,267,210 km

• M1: 118,631 km (0.063 R)
• M2: 513,270 km (0.062 R)
• M3: 805,136 km (0.11 R)
• M4: 1,181,674 km (0.068 R)
• M5: 1,868,328 km (0.109 R)
• M6: 2,819,022 km (0.106 R)
• M7: 3,220,094 km (0.092 R)
• M8: 4,876,741 km (0.083 R)
• M9: 6,114,963 km (0.069 R)
• M10: 6,720,086 km (0.026 R)
• M11: 7,401,654 km (0.102 R)
• M12: 7,894,130 km (0.074 R)
• M13: 8,570,761 km (0.085 R)
• M14: 9,328,923 km (0.102 R)
• M15: 12,867,661 km (0.086 R)
• M16: 13,691,945 km (0.077 R)
• M17: 16,823,328 km (0.119 R)
• M18: 17,741,709 km (0.108 R)
• M19: 19,111,128 km (0.11 R)
• M20: 19,606,746 km (0.11 R)
• M21: 20,995,014 km (0.05 R)
• M22: 21,522,646 km (0.029 R)
• M23: 26,941,081 km (0.069 R)
• M24: 28,379,464 km (0.083 R)
• M25: 29,117,580 km (0.033 R)
• M26: 29,773,866 km (0.106 R)
• M27: 34,438,477 km (0.069 R)
• M28: 34,961,770 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.2

Radius: 4

Gravity: 53.51 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.15 AU - 6.19 AU

Year: 10579 Days

Day: 20.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,267,210 km

• M1: 49,816 km (0.07 R)
• M2: 219,909 km (0.099 R)
• M3: 356,941 km (0.061 R)
• M4: 552,914 km (0.12 R)
• M5: 847,023 km (0.094 R)
• M6: 991,086 km (0.09 R)
• M7: 1,383,182 km (0.085 R)
• M8: 1,974,393 km (0.062 R)
• M9: 2,590,437 km (0.11 R)
• M10: 2,851,485 km (0.068 R)
• M11: 2,988,517 km (0.069 R)
• M12: 3,153,972 km (0.063 R)
• M13: 3,961,202 km (0.119 R)
• M14: 4,737,465 km (0.087 R)
• M15: 11,217,896 km (0.071 R)
• M16: 11,792,501 km (0.109 R)
• M17: 12,507,579 km (0.034 R)
• M18: 12,937,822 km (0.12 R)
• M19: 13,314,360 km (0.09 R)
• M20: 18,498,674 km (0.118 R)
• M21: 20,039,832 km (0.115 R)
• M22: 22,195,238 km (0.101 R)
• M23: 23,560,019 km (0.057 R)
• M24: 23,933,266 km (0.12 R)
• M25: 25,173,282 km (0.1 R)
• M26: 25,957,325 km (0.087 R)
• M27: 28,092,685 km (0.091 R)
• M28: 35,805,951 km (0.096 R)
• M29: 38,962,915 km (0.113 R)
• M30: 50,921,619 km (0.105 R)
• M31: 51,545,293 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606

Radius: 3.6

Gravity: 46.76 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.62 AU - 10.08 AU

Year: 21339 Days

Day: 17 Hours

Environment

Temp: -244 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,267,210 km

• M1: 44,730 km (0.044 R)
• M2: 296,952 km (0.102 R)
• M3: 496,815 km (0.091 R)
• M4: 936,333 km (0.077 R)
• M5: 1,221,467 km (0.075 R)
• M6: 1,447,210 km (0.066 R)
• M7: 1,942,528 km (0.075 R)
• M8: 2,293,635 km (0.078 R)
• M9: 2,988,068 km (0.104 R)
• M10: 3,454,813 km (0.092 R)
• M11: 4,671,343 km (0.045 R)
• M12: 5,611,715 km (0.053 R)
• M13: 9,233,629 km (0.031 R)
• M14: 11,914,124 km (0.051 R)
• M15: 13,502,554 km (0.067 R)
• M16: 17,345,873 km (0.109 R)
• M17: 17,516,564 km (0.1 R)
• M18: 21,858,942 km (0.038 R)
• M19: 22,663,030 km (0.078 R)
• M20: 28,494,654 km (0.058 R)
• M21: 33,109,898 km (0.054 R)
• M22: 33,504,538 km (0.102 R)
• M23: 33,902,318 km (0.117 R)
• M24: 35,114,659 km (0.028 R)
• M25: 38,343,430 km (0.094 R)
• M26: 38,778,760 km (0.072 R)
• M27: 40,552,542 km (0.116 R)
• M28: 44,739,786 km (0.04 R)
• M29: 48,020,916 km (0.095 R)
• M30: 49,892,087 km (0.103 R)
• M31: 50,237,508 km (0.097 R)
• M32: 55,982,216 km (0.09 R)
• M33: 56,917,651 km (0.104 R)
• M34: 60,371,268 km (0.118 R)
• M35: 61,950,124 km (0.099 R)
• M36: 62,950,634 km (0.099 R)
• M37: 68,115,650 km (0.081 R)
• M38: 68,753,835 km (0.061 R)
• M39: 70,258,341 km (0.102 R)
• M40: 71,346,366 km (0.109 R)
• M41: 75,356,187 km (0.199 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 11,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit