🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 10.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.69 AU - 0.83 AU

Year: 457 Days

Day: 9.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,846,357 km

• M1: 133,142 km (0.03 R)
• M2: 525,089 km (0.109 R)
• M3: 1,127,070 km (0.05 R)
• M4: 1,700,629 km (0.119 R)
• M5: 2,043,208 km (0.118 R)
• M6: 2,432,461 km (0.093 R)
• M7: 3,409,934 km (0.107 R)
• M8: 3,922,456 km (0.111 R)
• M9: 4,457,269 km (0.118 R)
• M10: 5,008,986 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745

Radius: 10.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.8 AU - 0.84 AU

Year: 513 Days

Day: 5.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,846,357 km

• M1: 135,536 km (0.106 R)
• M2: 552,615 km (0.109 R)
• M3: 983,905 km (0.102 R)
• M4: 1,490,743 km (0.042 R)
• M5: 2,149,422 km (0.101 R)
• M6: 2,501,276 km (0.11 R)
• M7: 3,061,820 km (0.088 R)
• M8: 3,523,030 km (0.06 R)
• M9: 4,243,792 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.1

Radius: 9.2

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.23 AU - 1.35 AU

Year: 1011 Days

Day: 6.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,846,357 km

• M1: 114,742 km (0.117 R)
• M2: 404,662 km (0.093 R)
• M3: 722,408 km (0.07 R)
• M4: 1,171,950 km (0.073 R)
• M5: 1,558,361 km (0.081 R)
• M6: 1,957,787 km (0.066 R)
• M7: 2,253,991 km (0.093 R)
• M8: 2,629,332 km (0.057 R)
• M9: 3,343,512 km (0.084 R)
• M10: 3,707,035 km (0.075 R)
• M11: 4,164,506 km (0.078 R)
• M12: 5,292,025 km (0.082 R)
• M13: 6,178,990 km (0.078 R)
• M14: 6,918,902 km (0.075 R)
• M15: 7,360,365 km (0.037 R)
• M16: 8,084,568 km (0.068 R)
• M17: 8,969,290 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283

Radius: 12.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.16 AU - 2.34 AU

Year: 2330 Days

Day: 8.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,846,357 km

• M1: 154,235 km (0.11 R)
• M2: 540,796 km (0.073 R)
• M3: 928,704 km (0.093 R)
• M4: 1,659,788 km (0.094 R)
• M5: 2,200,285 km (0.096 R)
• M6: 2,628,734 km (0.03 R)
• M7: 4,245,438 km (0.113 R)
• M8: 4,717,718 km (0.08 R)
• M9: 5,225,154 km (0.09 R)
• M10: 5,657,043 km (0.105 R)
• M11: 6,159,842 km (0.108 R)
• M12: 7,046,957 km (0.101 R)
• M13: 7,494,704 km (0.092 R)
• M14: 8,418,171 km (0.113 R)
• M15: 9,798,062 km (0.105 R)
• M16: 10,593,025 km (0.114 R)
• M17: 12,013,008 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.8

Radius: 11.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.02 AU - 2.56 AU

Year: 2392 Days

Day: 12.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,846,357 km

• M1: 138,079 km (0.079 R)
• M2: 498,011 km (0.092 R)
• M3: 886,068 km (0.098 R)
• M4: 1,876,406 km (0.072 R)
• M5: 2,532,243 km (0.104 R)
• M6: 3,457,506 km (0.096 R)
• M7: 4,403,713 km (0.045 R)
• M8: 6,470,258 km (0.097 R)
• M9: 6,944,932 km (0.099 R)
• M10: 7,472,862 km (0.11 R)
• M11: 10,002,862 km (0.099 R)
• M12: 11,461,291 km (0.04 R)
• M13: 11,826,460 km (0.038 R)
• M14: 12,283,481 km (0.11 R)
• M15: 13,012,771 km (0.062 R)
• M16: 13,680,127 km (0.061 R)
• M17: 14,183,973 km (0.052 R)
• M18: 15,571,642 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.6

Radius: 4.8

Gravity: 12.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.47 AU - 6.37 AU

Year: 9942 Days

Day: 21.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,846,357 km

• M1: 60,587 km (0.082 R)
• M2: 475,721 km (0.12 R)
• M3: 900,579 km (0.104 R)
• M4: 1,068,877 km (0.089 R)
• M5: 1,373,159 km (0.079 R)
• M6: 1,651,112 km (0.069 R)
• M7: 3,476,954 km (0.057 R)
• M8: 3,800,085 km (0.075 R)
• M9: 4,193,378 km (0.109 R)
• M10: 4,861,781 km (0.066 R)
• M11: 5,236,225 km (0.083 R)
• M12: 6,751,502 km (0.104 R)
• M13: 7,439,502 km (0.044 R)
• M14: 9,167,358 km (0.092 R)
• M15: 9,515,921 km (0.094 R)
• M16: 10,379,100 km (0.106 R)
• M17: 13,006,936 km (0.038 R)
• M18: 13,953,891 km (0.102 R)
• M19: 17,864,828 km (0.069 R)
• M20: 18,893,014 km (0.111 R)
• M21: 19,315,179 km (0.078 R)
• M22: 21,142,069 km (0.103 R)
• M23: 22,605,285 km (0.117 R)
• M24: 27,308,343 km (0.112 R)
• M25: 28,211,615 km (0.084 R)
• M26: 29,134,485 km (0.097 R)
• M27: 30,077,400 km (0.03 R)
• M28: 31,235,587 km (0.113 R)
• M29: 32,825,513 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.7

Radius: 5.3

Gravity: 27.54 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.1 AU - 8.34 AU

Year: 14806 Days

Day: 21 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,846,357 km

• M1: 66,870 km (0.07 R)
• M2: 431,291 km (0.068 R)
• M3: 833,709 km (0.114 R)
• M4: 1,231,041 km (0.075 R)
• M5: 1,398,441 km (0.1 R)
• M6: 1,814,921 km (0.099 R)
• M7: 2,964,132 km (0.084 R)
• M8: 3,190,175 km (0.096 R)
• M9: 3,592,593 km (0.086 R)
• M10: 3,938,314 km (0.08 R)
• M11: 4,401,169 km (0.111 R)
• M12: 4,696,027 km (0.052 R)
• M13: 5,361,438 km (0.088 R)
• M14: 6,087,885 km (0.086 R)
• M15: 7,781,034 km (0.091 R)
• M16: 10,266,453 km (0.072 R)
• M17: 11,140,404 km (0.075 R)
• M18: 13,235,672 km (0.094 R)
• M19: 13,711,542 km (0.104 R)
• M20: 14,482,420 km (0.076 R)
• M21: 19,636,815 km (0.092 R)
• M22: 20,796,498 km (0.119 R)
• M23: 21,439,469 km (0.108 R)
• M24: 22,095,755 km (0.073 R)
• M25: 23,645,589 km (0.089 R)
• M26: 24,447,134 km (0.118 R)
• M27: 25,578,543 km (0.112 R)
• M28: 30,103,580 km (0.065 R)
• M29: 31,044,700 km (0.1 R)
• M30: 31,884,093 km (0.114 R)
• M31: 33,733,572 km (0.052 R)
• M32: 35,914,559 km (0.089 R)
• M33: 37,374,934 km (0.104 R)
• M34: 39,429,511 km (0.077 R)
• M35: 41,269,864 km (0.093 R)
• M36: 49,691,626 km (0.113 R)
• M37: 52,172,557 km (0.084 R)
• M38: 56,843,900 km (0.027 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: 207 - 15,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit