🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.9

Radius: 13

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1 AU - 1.04 AU

Year: 699 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,056,404 km

• M1: 161,715 km (0.093 R)
• M2: 587,172 km (0.093 R)
• M3: 1,014,573 km (0.056 R)
• M4: 1,469,051 km (0.031 R)
• M5: 2,071,183 km (0.049 R)
• M6: 2,538,975 km (0.084 R)
• M7: 2,990,910 km (0.12 R)
• M8: 3,806,967 km (0.063 R)
• M9: 4,403,264 km (0.111 R)
• M10: 4,903,818 km (0.113 R)
• M11: 5,386,571 km (0.074 R)
• M12: 6,723,676 km (0.105 R)
• M13: 7,275,842 km (0.116 R)
• M14: 8,321,232 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.7

Radius: 13.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.89 AU - 1.25 AU

Year: 751 Days

Day: 6.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,056,404 km

• M1: 171,589 km (0.062 R)
• M2: 717,471 km (0.097 R)
• M3: 1,190,949 km (0.114 R)
• M4: 1,825,992 km (0.089 R)
• M5: 2,493,198 km (0.101 R)
• M6: 2,988,367 km (0.079 R)
• M7: 3,537,092 km (0.093 R)
• M8: 4,306,923 km (0.076 R)
• M9: 4,778,006 km (0.103 R)
• M10: 5,930,359 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 9

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.03 AU - 1.13 AU

Year: 761 Days

Day: 10.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,056,404 km

• M1: 111,899 km (0.11 R)
• M2: 408,103 km (0.061 R)
• M3: 770,429 km (0.108 R)
• M4: 1,096,702 km (0.098 R)
• M5: 1,538,764 km (0.105 R)
• M6: 1,902,885 km (0.097 R)
• M7: 2,263,266 km (0.101 R)
• M8: 2,669,125 km (0.113 R)
• M9: 3,097,723 km (0.077 R)
• M10: 3,812,203 km (0.073 R)
• M11: 4,185,449 km (0.09 R)
• M12: 5,253,428 km (0.115 R)
• M13: 5,584,189 km (0.113 R)
• M14: 6,640,051 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.9

Radius: 9.2

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.19 AU - 1.37 AU

Year: 982 Days

Day: 10 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,056,404 km

• M1: 114,442 km (0.1 R)
• M2: 410,347 km (0.111 R)
• M3: 788,082 km (0.059 R)
• M4: 1,147,266 km (0.044 R)
• M5: 1,454,540 km (0.089 R)
• M6: 1,964,968 km (0.085 R)
• M7: 2,818,723 km (0.078 R)
• M8: 3,300,578 km (0.067 R)
• M9: 3,788,416 km (0.112 R)
• M10: 4,271,468 km (0.066 R)
• M11: 5,004,647 km (0.091 R)
• M12: 5,524,500 km (0.053 R)
• M13: 6,213,548 km (0.077 R)
• M14: 6,625,540 km (0.071 R)
• M15: 7,479,146 km (0.04 R)
• M16: 7,892,933 km (0.036 R)
• M17: 9,916,843 km (0.037 R)
• M18: 10,258,824 km (0.088 R)
• M19: 10,770,149 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817

Radius: 14.7

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.99 AU - 5.07 AU

Year: 7651 Days

Day: 9.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 113.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,056,404 km

• M1: 183,856 km (0.076 R)
• M2: 646,113 km (0.1 R)
• M3: 1,337,555 km (0.117 R)
• M4: 1,906,475 km (0.029 R)
• M5: 2,852,233 km (0.062 R)
• M6: 3,596,482 km (0.063 R)
• M7: 4,778,156 km (0.114 R)
• M8: 5,832,522 km (0.119 R)
• M9: 6,450,959 km (0.079 R)
• M10: 9,983,863 km (0.084 R)
• M11: 10,973,153 km (0.036 R)
• M12: 12,026,921 km (0.096 R)
• M13: 12,860,630 km (0.101 R)
• M14: 14,458,485 km (0.114 R)
• M15: 15,530,353 km (0.114 R)
• M16: 17,761,456 km (0.091 R)
• M17: 20,353,538 km (0.069 R)
• M18: 22,106,526 km (0.025 R)
• M19: 23,358,212 km (0.042 R)
• M20: 26,094,207 km (0.087 R)
• M21: 34,460,917 km (0.052 R)
• M22: 38,826,931 km (0.086 R)
• M23: 39,669,615 km (0.047 R)
• M24: 40,401,598 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.5

Radius: 5.3

Gravity: 26.72 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.16 AU - 10 AU

Year: 20111 Days

Day: 20.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,056,404 km

• M1: 65,973 km (0.075 R)
• M2: 277,205 km (0.079 R)
• M3: 2,791,347 km (0.103 R)
• M4: 3,212,614 km (0.073 R)
• M5: 3,526,171 km (0.12 R)
• M6: 4,082,975 km (0.112 R)
• M7: 4,281,042 km (0.119 R)
• M8: 4,877,339 km (0.03 R)
• M9: 5,567,285 km (0.086 R)
• M10: 6,496,587 km (0.04 R)
• M11: 11,579,623 km (0.094 R)
• M12: 12,940,814 km (0.119 R)
• M13: 16,804,030 km (0.109 R)
• M14: 20,590,950 km (0.089 R)
• M15: 23,199,787 km (0.092 R)
• M16: 25,239,854 km (0.1 R)
• M17: 29,550,067 km (0.08 R)
• M18: 30,043,441 km (0.09 R)
• M19: 33,921,018 km (0.071 R)
• M20: 45,535,198 km (0.117 R)
• M21: 57,604,156 km (0.075 R)
• M22: 78,025,313 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.4

Radius: 7.9

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.96 AU - 11.26 AU

Year: 20206 Days

Day: 17.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,056,404 km

• M1: 125,064 km (0.109 R)
• M2: 562,189 km (0.045 R)
• M3: 881,879 km (0.056 R)
• M4: 1,206,208 km (0.053 R)
• M5: 3,227,724 km (0.106 R)
• M6: 4,397,878 km (0.105 R)
• M7: 5,828,483 km (0.065 R)
• M8: 6,328,140 km (0.094 R)
• M9: 6,856,070 km (0.109 R)
• M10: 8,233,568 km (0.079 R)
• M11: 8,520,048 km (0.079 R)
• M12: 15,458,696 km (0.108 R)
• M13: 16,566,019 km (0.053 R)
• M14: 17,963,413 km (0.053 R)
• M15: 18,937,744 km (0.091 R)
• M16: 20,204,539 km (0.106 R)
• M17: 21,889,011 km (0.112 R)
• M18: 22,163,373 km (0.115 R)
• M19: 26,454,588 km (0.096 R)
• M20: 31,967,569 km (0.094 R)
• M21: 43,301,852 km (0.116 R)
• M22: 44,461,684 km (0.051 R)
• M23: 45,642,011 km (0.106 R)
• M24: 46,390,150 km (0.097 R)
• M25: 48,528,801 km (0.118 R)
• M26: 50,732,228 km (0.116 R)
• M27: 51,535,120 km (0.08 R)
• M28: 52,346,389 km (0.116 R)
• M29: 53,001,478 km (0.037 R)
• M30: 53,331,043 km (0.105 R)
• M31: 57,393,821 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.8

Radius: 5.9

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.33 AU - 11.17 AU

Year: 22258 Days

Day: 16.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,056,404 km

• M1: 78,240 km (0.067 R)
• M2: 264,040 km (0.117 R)
• M3: 1,413,251 km (0.097 R)
• M4: 1,943,875 km (0.03 R)
• M5: 2,154,359 km (0.066 R)
• M6: 2,644,292 km (0.098 R)
• M7: 3,726,782 km (0.074 R)
• M8: 7,763,531 km (0.082 R)
• M9: 9,274,021 km (0.078 R)
• M10: 13,402,922 km (0.076 R)
• M11: 14,744,217 km (0.097 R)
• M12: 18,022,504 km (0.041 R)
• M13: 19,214,949 km (0.036 R)
• M14: 20,459,154 km (0.091 R)
• M15: 30,588,127 km (0.103 R)
• M16: 33,780,396 km (0.027 R)
• M17: 36,249,060 km (0.074 R)
• M18: 39,960,134 km (0.039 R)
• M19: 40,961,991 km (0.039 R)
• M20: 43,165,119 km (0.097 R)
• M21: 43,916,699 km (0.119 R)
• M22: 45,291,503 km (0.067 R)
• M23: 50,910,998 km (0.099 R)
• M24: 52,427,471 km (0.12 R)
• M25: 56,082,895 km (0.111 R)
• M26: 57,157,756 km (0.106 R)
• M27: 58,611,997 km (0.076 R)
• M28: 58,795,554 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.7

Radius: 6.9

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.89 AU - 10.81 AU

Year: 22584 Days

Day: 16.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,056,404 km

• M1: 86,019 km (0.061 R)
• M2: 661,821 km (0.073 R)
• M3: 916,287 km (0.059 R)
• M4: 2,304,555 km (0.077 R)
• M5: 4,053,354 km (0.114 R)
• M6: 5,116,995 km (0.119 R)
• M7: 7,835,039 km (0.057 R)
• M8: 8,210,829 km (0.111 R)
• M9: 9,773,827 km (0.069 R)
• M10: 11,941,500 km (0.102 R)
• M11: 13,174,486 km (0.096 R)
• M12: 13,783,200 km (0.104 R)
• M13: 15,470,065 km (0.095 R)
• M14: 15,721,839 km (0.065 R)
• M15: 17,290,073 km (0.104 R)
• M16: 18,112,113 km (0.114 R)
• M17: 23,599,363 km (0.082 R)
• M18: 25,184,054 km (0.082 R)
• M19: 29,840,736 km (0.104 R)
• M20: 40,494,498 km (0.095 R)
• M21: 43,422,278 km (0.037 R)
• M22: 49,878,024 km (0.119 R)
• M23: 54,584,224 km (0.041 R)
• M24: 56,348,432 km (0.038 R)
• M25: 63,356,493 km (0.072 R)
• M26: 64,217,280 km (0.095 R)
• M27: 66,403,353 km (0.071 R)
• M28: 72,318,603 km (0.086 R)
• M29: 81,834,972 km (0.095 R)
• M30: 83,626,855 km (0.043 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 17,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit