🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.3

Radius: 11.4

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.01 AU - 1.25 AU

Year: 801 Days

Day: 9.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,072,010 km

• M1: 141,968 km (0.085 R)
• M2: 507,735 km (0.041 R)
• M3: 959,670 km (0.094 R)
• M4: 1,429,707 km (0.089 R)
• M5: 2,387,881 km (0.099 R)
• M6: 2,877,515 km (0.114 R)
• M7: 3,767,622 km (0.083 R)
• M8: 4,136,082 km (0.099 R)
• M9: 4,692,586 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 10

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.12 AU - 1.38 AU

Year: 932 Days

Day: 8.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,072,010 km

• M1: 124,465 km (0.063 R)
• M2: 479,162 km (0.095 R)
• M3: 792,719 km (0.09 R)
• M4: 1,146,967 km (0.037 R)
• M5: 1,845,140 km (0.12 R)
• M6: 2,191,010 km (0.077 R)
• M7: 2,856,871 km (0.044 R)
• M8: 3,280,382 km (0.099 R)
• M9: 3,621,316 km (0.057 R)
• M10: 4,085,368 km (0.106 R)
• M11: 4,481,055 km (0.116 R)
• M12: 4,864,773 km (0.115 R)
• M13: 5,350,069 km (0.081 R)
• M14: 6,372,720 km (0.036 R)
• M15: 7,123,701 km (0.052 R)
• M16: 7,546,016 km (0.074 R)
• M17: 8,277,998 km (0.052 R)
• M18: 9,171,845 km (0.066 R)
• M19: 9,642,181 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.5

Radius: 10.2

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.61 AU - 1.65 AU

Year: 1388 Days

Day: 14.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,072,010 km

• M1: 126,859 km (0.072 R)
• M2: 480,359 km (0.101 R)
• M3: 829,819 km (0.119 R)
• M4: 1,673,103 km (0.113 R)
• M5: 2,912,371 km (0.086 R)
• M6: 3,658,715 km (0.084 R)
• M7: 5,271,081 km (0.112 R)
• M8: 5,863,189 km (0.103 R)
• M9: 6,211,004 km (0.102 R)
• M10: 6,999,385 km (0.114 R)
• M11: 8,133,636 km (0.114 R)
• M12: 8,985,596 km (0.076 R)
• M13: 9,993,437 km (0.109 R)
• M14: 11,215,502 km (0.103 R)
• M15: 11,716,804 km (0.082 R)
• M16: 12,046,817 km (0.07 R)
• M17: 12,687,395 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.3

Radius: 10.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.59 AU - 1.95 AU

Year: 1570 Days

Day: 12.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,072,010 km

• M1: 135,685 km (0.071 R)
• M2: 486,343 km (0.102 R)
• M3: 978,669 km (0.095 R)
• M4: 1,382,284 km (0.06 R)
• M5: 1,724,415 km (0.053 R)
• M6: 3,099,668 km (0.086 R)
• M7: 3,636,575 km (0.096 R)
• M8: 4,071,156 km (0.088 R)
• M9: 4,488,385 km (0.073 R)
• M10: 6,168,219 km (0.079 R)
• M11: 6,811,640 km (0.108 R)
• M12: 7,305,163 km (0.101 R)
• M13: 9,724,909 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.7

Radius: 14.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.8 AU - 1.94 AU

Year: 1705 Days

Day: 9 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,072,010 km

• M1: 182,809 km (0.049 R)
• M2: 696,528 km (0.094 R)
• M3: 1,231,639 km (0.065 R)
• M4: 1,770,640 km (0.102 R)
• M5: 2,263,266 km (0.094 R)
• M6: 2,766,663 km (0.09 R)
• M7: 3,345,308 km (0.049 R)
• M8: 3,831,949 km (0.076 R)
• M9: 4,310,363 km (0.082 R)
• M10: 5,155,891 km (0.113 R)
• M11: 5,674,397 km (0.03 R)
• M12: 6,180,337 km (0.109 R)
• M13: 8,396,928 km (0.073 R)
• M14: 8,994,722 km (0.03 R)
• M15: 10,043,552 km (0.095 R)
• M16: 11,350,589 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.5

Radius: 13.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.19 AU - 2.33 AU

Year: 2266 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,072,010 km

• M1: 164,258 km (0.062 R)
• M2: 758,910 km (0.095 R)
• M3: 1,205,759 km (0.104 R)
• M4: 1,844,542 km (0.025 R)
• M5: 2,434,855 km (0.081 R)
• M6: 2,881,405 km (0.091 R)
• M7: 3,314,939 km (0.08 R)
• M8: 4,295,404 km (0.107 R)
• M9: 4,953,335 km (0.103 R)
• M10: 6,002,166 km (0.027 R)
• M11: 6,418,497 km (0.12 R)
• M12: 7,846,109 km (0.082 R)
• M13: 10,444,774 km (0.12 R)
• M14: 11,321,268 km (0.065 R)
• M15: 13,307,927 km (0.084 R)
• M16: 14,384,134 km (0.102 R)
• M17: 15,133,321 km (0.081 R)
• M18: 16,007,122 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.6

Radius: 12.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.65 AU - 6.59 AU

Year: 8885 Days

Day: 8.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,072,010 km

• M1: 151,692 km (0.064 R)
• M2: 854,503 km (0.104 R)
• M3: 1,408,314 km (0.105 R)
• M4: 2,864,500 km (0.027 R)
• M5: 3,457,506 km (0.084 R)
• M6: 4,234,517 km (0.086 R)
• M7: 5,213,935 km (0.09 R)
• M8: 5,645,824 km (0.117 R)
• M9: 7,124,599 km (0.032 R)
• M10: 7,657,915 km (0.116 R)
• M11: 8,761,648 km (0.047 R)
• M12: 9,240,660 km (0.062 R)
• M13: 9,691,249 km (0.113 R)
• M14: 11,746,574 km (0.099 R)
• M15: 13,325,730 km (0.119 R)
• M16: 16,702,153 km (0.081 R)
• M17: 23,228,510 km (0.093 R)
• M18: 23,643,644 km (0.115 R)
• M19: 24,403,153 km (0.119 R)
• M20: 26,060,099 km (0.114 R)
• M21: 27,236,237 km (0.074 R)
• M22: 28,541,927 km (0.113 R)
• M23: 29,306,672 km (0.065 R)
• M24: 30,183,166 km (0.101 R)
• M25: 31,480,030 km (0.104 R)
• M26: 36,479,590 km (0.077 R)
• M27: 38,642,776 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877

Radius: 7

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.42 AU - 7.86 AU

Year: 12723 Days

Day: 21.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,072,010 km

• M1: 90,956 km (0.056 R)
• M2: 323,281 km (0.102 R)
• M3: 612,753 km (0.107 R)
• M4: 951,891 km (0.113 R)
• M5: 1,398,142 km (0.045 R)
• M6: 1,801,458 km (0.111 R)
• M7: 2,934,213 km (0.079 R)
• M8: 3,679,210 km (0.081 R)
• M9: 4,262,193 km (0.066 R)
• M10: 4,608,213 km (0.102 R)
• M11: 6,262,316 km (0.07 R)
• M12: 7,715,061 km (0.117 R)
• M13: 8,087,111 km (0.077 R)
• M14: 9,696,186 km (0.101 R)
• M15: 10,977,043 km (0.096 R)
• M16: 13,071,563 km (0.102 R)
• M17: 13,667,710 km (0.111 R)
• M18: 15,712,115 km (0.069 R)
• M19: 16,462,049 km (0.099 R)
• M20: 19,701,441 km (0.113 R)
• M21: 23,054,528 km (0.076 R)
• M22: 25,218,760 km (0.109 R)
• M23: 26,981,023 km (0.106 R)
• M24: 27,407,377 km (0.091 R)
• M25: 28,713,367 km (0.051 R)
• M26: 29,832,957 km (0.093 R)
• M27: 37,961,806 km (0.073 R)
• M28: 47,760,915 km (0.09 R)
• M29: 54,246,282 km (0.118 R)
• M30: 55,266,989 km (0.05 R)
• M31: 57,171,669 km (0.07 R)
• M32: 59,298,801 km (0.117 R)
• M33: 60,745,861 km (0.061 R)
• M34: 61,111,179 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.2

Radius: 7.3

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.81 AU - 9.81 AU

Year: 18943 Days

Day: 22.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,072,010 km

• M1: 90,806 km (0.106 R)
• M2: 435,779 km (0.096 R)
• M3: 952,190 km (0.056 R)
• M4: 1,861,746 km (0.118 R)
• M5: 2,415,258 km (0.106 R)
• M6: 2,661,047 km (0.094 R)
• M7: 3,613,237 km (0.1 R)
• M8: 3,846,161 km (0.092 R)
• M9: 4,673,288 km (0.115 R)
• M10: 4,985,499 km (0.107 R)
• M11: 5,238,020 km (0.087 R)
• M12: 5,887,125 km (0.098 R)
• M13: 7,071,342 km (0.075 R)
• M14: 8,457,366 km (0.037 R)
• M15: 9,567,981 km (0.08 R)
• M16: 10,535,879 km (0.093 R)
• M17: 12,270,017 km (0.055 R)
• M18: 13,971,843 km (0.109 R)
• M19: 14,258,023 km (0.114 R)
• M20: 15,140,202 km (0.093 R)
• M21: 16,058,284 km (0.089 R)
• M22: 17,836,853 km (0.111 R)
• M23: 18,947,468 km (0.103 R)
• M24: 19,653,420 km (0.107 R)
• M25: 24,884,409 km (0.097 R)
• M26: 26,705,763 km (0.063 R)
• M27: 33,843,526 km (0.1 R)
• M28: 35,013,382 km (0.113 R)
• M29: 36,886,197 km (0.112 R)
• M30: 54,332,750 km (0.11 R)
• M31: 62,079,526 km (0.117 R)
• M32: 66,416,518 km (0.108 R)
• M33: 68,042,497 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 10,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit