🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.5

Radius: 14.6

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.92 AU - 1.26 AU

Year: 735 Days

Day: 7.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,844,791 km

• M1: 181,612 km (0.039 R)
• M2: 671,096 km (0.037 R)
• M3: 1,368,222 km (0.102 R)
• M4: 1,866,981 km (0.087 R)
• M5: 2,572,036 km (0.043 R)
• M6: 3,210,520 km (0.109 R)
• M7: 4,490,330 km (0.059 R)
• M8: 5,493,982 km (0.101 R)
• M9: 6,107,034 km (0.116 R)
• M10: 6,724,424 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.3

Radius: 8.8

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.49 AU - 4.03 AU

Year: 3801 Days

Day: 14.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,844,791 km

• M1: 109,506 km (0.064 R)
• M2: 428,598 km (0.111 R)
• M3: 1,291,179 km (0.107 R)
• M4: 2,176,649 km (0.096 R)
• M5: 2,854,776 km (0.066 R)
• M6: 4,078,636 km (0.07 R)
• M7: 4,928,053 km (0.119 R)
• M8: 5,645,076 km (0.089 R)
• M9: 5,965,813 km (0.064 R)
• M10: 7,756,201 km (0.068 R)
• M11: 8,467,838 km (0.101 R)
• M12: 9,808,085 km (0.053 R)
• M13: 10,309,088 km (0.089 R)
• M14: 11,715,308 km (0.066 R)
• M15: 12,735,267 km (0.104 R)
• M16: 13,991,141 km (0.113 R)
• M17: 14,672,260 km (0.109 R)
• M18: 15,953,715 km (0.091 R)
• M19: 16,899,174 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.5

Radius: 11.5

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.52 AU - 4.24 AU

Year: 4935 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,844,791 km

• M1: 143,016 km (0.109 R)
• M2: 588,069 km (0.09 R)
• M3: 1,285,345 km (0.095 R)
• M4: 1,862,493 km (0.036 R)
• M5: 3,621,465 km (0.054 R)
• M6: 5,655,548 km (0.116 R)
• M7: 7,160,352 km (0.051 R)
• M8: 8,416,975 km (0.118 R)
• M9: 9,312,318 km (0.09 R)
• M10: 9,687,809 km (0.101 R)
• M11: 10,502,668 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.8

Radius: 8.5

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.81 AU - 4.21 AU

Year: 5185 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,844,791 km

• M1: 121,473 km (0.108 R)
• M2: 394,340 km (0.116 R)
• M3: 705,354 km (0.12 R)
• M4: 1,019,061 km (0.08 R)
• M5: 1,535,173 km (0.094 R)
• M6: 1,882,240 km (0.098 R)
• M7: 2,590,138 km (0.059 R)
• M8: 2,966,077 km (0.101 R)
• M9: 3,271,556 km (0.062 R)
• M10: 4,266,082 km (0.094 R)
• M11: 4,710,538 km (0.085 R)
• M12: 5,071,069 km (0.114 R)
• M13: 5,539,908 km (0.107 R)
• M14: 6,037,471 km (0.093 R)
• M15: 7,375,325 km (0.098 R)
• M16: 8,211,876 km (0.097 R)
• M17: 8,735,020 km (0.11 R)
• M18: 10,300,561 km (0.074 R)
• M19: 13,257,064 km (0.1 R)
• M20: 14,090,324 km (0.08 R)
• M21: 14,664,930 km (0.111 R)
• M22: 15,255,243 km (0.086 R)
• M23: 15,738,594 km (0.089 R)
• M24: 16,232,267 km (0.045 R)
• M25: 18,787,997 km (0.086 R)
• M26: 19,484,075 km (0.109 R)
• M27: 20,342,019 km (0.102 R)
• M28: 26,284,047 km (0.091 R)
• M29: 26,804,049 km (0.088 R)
• M30: 28,224,481 km (0.097 R)
• M31: 28,769,915 km (0.114 R)
• M32: 29,788,078 km (0.102 R)
• M33: 30,448,253 km (0.082 R)
• M34: 30,925,919 km (0.119 R)
• M35: 31,214,793 km (0.103 R)
• M36: 32,092,483 km (0.118 R)
• M37: 33,086,860 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.1

Radius: 9.5

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.65 AU - 4.79 AU

Year: 6621 Days

Day: 13.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,844,791 km

• M1: 142,417 km (0.12 R)
• M2: 462,856 km (0.053 R)
• M3: 887,265 km (0.103 R)
• M4: 1,266,346 km (0.078 R)
• M5: 1,676,394 km (0.081 R)
• M6: 2,012,091 km (0.111 R)
• M7: 2,441,736 km (0.048 R)
• M8: 2,803,464 km (0.093 R)
• M9: 3,260,785 km (0.114 R)
• M10: 3,993,216 km (0.042 R)
• M11: 4,805,383 km (0.117 R)
• M12: 7,090,490 km (0.061 R)
• M13: 7,579,077 km (0.064 R)
• M14: 8,741,452 km (0.111 R)
• M15: 9,140,579 km (0.107 R)
• M16: 9,762,159 km (0.077 R)
• M17: 11,182,142 km (0.109 R)
• M18: 12,087,807 km (0.083 R)
• M19: 12,785,831 km (0.1 R)
• M20: 13,093,105 km (0.05 R)
• M21: 13,775,870 km (0.082 R)
• M22: 14,153,305 km (0.093 R)
• M23: 14,985,219 km (0.119 R)
• M24: 15,732,310 km (0.079 R)
• M25: 16,263,832 km (0.11 R)
• M26: 16,564,374 km (0.092 R)
• M27: 18,251,389 km (0.118 R)
• M28: 18,838,411 km (0.104 R)
• M29: 20,050,154 km (0.075 R)
• M30: 20,605,162 km (0.104 R)
• M31: 21,384,866 km (0.101 R)
• M32: 22,628,324 km (0.099 R)
• M33: 27,065,696 km (0.089 R)
• M34: 27,658,253 km (0.09 R)
• M35: 29,398,974 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.2

Radius: 10.7

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.36 AU - 5.16 AU

Year: 6705 Days

Day: 5.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,844,791 km

• M1: 133,142 km (0.088 R)
• M2: 599,439 km (0.119 R)
• M3: 1,064,389 km (0.109 R)
• M4: 1,412,952 km (0.072 R)
• M5: 1,778,270 km (0.077 R)
• M6: 2,221,229 km (0.115 R)
• M7: 3,350,992 km (0.113 R)
• M8: 4,901,574 km (0.07 R)
• M9: 6,491,800 km (0.109 R)
• M10: 7,070,444 km (0.075 R)
• M11: 7,453,415 km (0.045 R)
• M12: 10,742,025 km (0.113 R)
• M13: 14,532,386 km (0.073 R)
• M14: 15,416,809 km (0.096 R)
• M15: 19,009,850 km (0.098 R)
• M16: 21,894,546 km (0.114 R)
• M17: 23,335,772 km (0.08 R)
• M18: 23,758,835 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.1

Radius: 6.6

Gravity: 15.54 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.49 AU - 11.29 AU

Year: 21624 Days

Day: 20.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,844,791 km

• M1: 82,428 km (0.059 R)
• M2: 340,634 km (0.109 R)
• M3: 555,008 km (0.115 R)
• M4: 943,065 km (0.106 R)
• M5: 1,634,656 km (0.088 R)
• M6: 2,322,956 km (0.043 R)
• M7: 2,671,369 km (0.109 R)
• M8: 2,922,544 km (0.08 R)
• M9: 3,162,050 km (0.098 R)
• M10: 3,560,878 km (0.093 R)
• M11: 3,897,324 km (0.066 R)
• M12: 4,155,081 km (0.085 R)
• M13: 7,496,798 km (0.116 R)
• M14: 7,998,699 km (0.029 R)
• M15: 8,738,760 km (0.077 R)
• M16: 9,466,104 km (0.089 R)
• M17: 11,040,472 km (0.079 R)
• M18: 11,362,108 km (0.026 R)
• M19: 13,136,638 km (0.104 R)
• M20: 13,940,128 km (0.06 R)
• M21: 16,132,784 km (0.119 R)
• M22: 17,310,867 km (0.06 R)
• M23: 18,275,923 km (0.099 R)
• M24: 20,312,848 km (0.117 R)
• M25: 23,750,906 km (0.082 R)
• M26: 27,323,602 km (0.098 R)
• M27: 28,630,040 km (0.102 R)
• M28: 29,606,017 km (0.112 R)
• M29: 34,137,337 km (0.116 R)
• M30: 37,643,163 km (0.119 R)
• M31: 49,239,391 km (0.082 R)
• M32: 51,526,892 km (0.09 R)
• M33: 52,064,547 km (0.104 R)
• M34: 55,369,912 km (0.055 R)
• M35: 61,788,109 km (0.11 R)
• M36: 74,695,414 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 13,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit