🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.1

Radius: 13.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.43 AU - 2.79 AU

Year: 1925 Days

Day: 12 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,585,454 km

• M1: 166,802 km (0.102 R)
• M2: 641,326 km (0.063 R)
• M3: 1,099,245 km (0.103 R)
• M4: 1,584,541 km (0.107 R)
• M5: 2,130,124 km (0.115 R)
• M6: 2,947,228 km (0.105 R)
• M7: 4,364,967 km (0.105 R)
• M8: 5,475,581 km (0.111 R)
• M9: 6,954,805 km (0.084 R)
• M10: 7,890,839 km (0.095 R)
• M11: 8,374,040 km (0.108 R)
• M12: 8,909,152 km (0.039 R)
• M13: 10,329,883 km (0.1 R)
• M14: 11,935,666 km (0.057 R)
• M15: 12,573,851 km (0.092 R)
• M16: 15,126,140 km (0.106 R)
• M17: 15,637,615 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.9

Radius: 8.1

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.56 AU - 3.24 AU

Year: 2255 Days

Day: 5.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,585,454 km

• M1: 102,774 km (0.116 R)
• M2: 486,043 km (0.037 R)
• M3: 978,968 km (0.11 R)
• M4: 1,465,162 km (0.1 R)
• M5: 1,857,108 km (0.055 R)
• M6: 2,303,807 km (0.076 R)
• M7: 2,605,247 km (0.115 R)
• M8: 3,081,567 km (0.109 R)
• M9: 3,767,024 km (0.069 R)
• M10: 4,166,749 km (0.07 R)
• M11: 5,740,818 km (0.101 R)
• M12: 6,491,949 km (0.075 R)
• M13: 7,551,850 km (0.115 R)
• M14: 8,253,913 km (0.113 R)
• M15: 9,640,835 km (0.089 R)
• M16: 12,518,051 km (0.039 R)
• M17: 13,546,087 km (0.111 R)
• M18: 14,774,884 km (0.083 R)
• M19: 16,024,924 km (0.112 R)
• M20: 16,544,178 km (0.116 R)
• M21: 16,967,540 km (0.115 R)
• M22: 17,398,232 km (0.048 R)
• M23: 17,780,904 km (0.058 R)
• M24: 18,225,209 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.7

Radius: 14.8

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.8 AU - 3.18 AU

Year: 2361 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,585,454 km

• M1: 184,155 km (0.072 R)
• M2: 946,955 km (0.077 R)
• M3: 1,666,670 km (0.105 R)
• M4: 2,190,262 km (0.063 R)
• M5: 2,884,247 km (0.108 R)
• M6: 3,494,157 km (0.083 R)
• M7: 3,998,003 km (0.093 R)
• M8: 4,591,907 km (0.057 R)
• M9: 5,176,386 km (0.073 R)
• M10: 5,810,531 km (0.098 R)
• M11: 6,391,270 km (0.039 R)
• M12: 8,030,115 km (0.053 R)
• M13: 8,784,836 km (0.039 R)
• M14: 10,112,068 km (0.109 R)
• M15: 11,068,597 km (0.108 R)
• M16: 12,246,530 km (0.083 R)
• M17: 13,724,557 km (0.096 R)
• M18: 14,302,903 km (0.12 R)
• M19: 15,271,549 km (0.115 R)
• M20: 15,796,039 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.2

Radius: 12.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.31 AU - 4.95 AU

Year: 3832 Days

Day: 14.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,585,454 km

• M1: 159,471 km (0.097 R)
• M2: 574,605 km (0.075 R)
• M3: 1,277,715 km (0.102 R)
• M4: 1,739,075 km (0.055 R)
• M5: 2,231,103 km (0.106 R)
• M6: 2,863,602 km (0.101 R)
• M7: 3,320,026 km (0.077 R)
• M8: 3,766,575 km (0.05 R)
• M9: 4,274,460 km (0.118 R)
• M10: 5,280,057 km (0.093 R)
• M11: 7,197,303 km (0.1 R)
• M12: 7,599,123 km (0.107 R)
• M13: 10,412,311 km (0.106 R)
• M14: 11,923,549 km (0.112 R)
• M15: 19,626,642 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.9

Radius: 14.9

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.6 AU - 5.84 AU

Year: 5445 Days

Day: 13.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,585,454 km

• M1: 185,352 km (0.076 R)
• M2: 696,827 km (0.072 R)
• M3: 1,853,667 km (0.059 R)
• M4: 2,553,636 km (0.096 R)
• M5: 3,626,701 km (0.099 R)
• M6: 4,319,639 km (0.107 R)
• M7: 6,542,812 km (0.111 R)
• M8: 7,761,736 km (0.091 R)
• M9: 8,342,624 km (0.105 R)
• M10: 10,764,913 km (0.037 R)
• M11: 11,447,678 km (0.108 R)
• M12: 14,091,371 km (0.104 R)
• M13: 14,762,617 km (0.058 R)
• M14: 18,444,221 km (0.092 R)
• M15: 19,955,458 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.1

Radius: 8.4

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.49 AU - 6.03 AU

Year: 5508 Days

Day: 11 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,585,454 km

• M1: 105,616 km (0.116 R)
• M2: 453,880 km (0.046 R)
• M3: 736,770 km (0.105 R)
• M4: 1,053,767 km (0.083 R)
• M5: 1,871,021 km (0.111 R)
• M6: 2,158,099 km (0.053 R)
• M7: 2,545,408 km (0.118 R)
• M8: 2,998,540 km (0.099 R)
• M9: 3,662,305 km (0.1 R)
• M10: 4,066,070 km (0.078 R)
• M11: 4,472,976 km (0.055 R)
• M12: 5,221,265 km (0.031 R)
• M13: 6,050,336 km (0.105 R)
• M14: 7,325,359 km (0.062 R)
• M15: 8,854,100 km (0.081 R)
• M16: 10,490,700 km (0.075 R)
• M17: 11,208,471 km (0.052 R)
• M18: 11,958,405 km (0.077 R)
• M19: 12,476,762 km (0.053 R)
• M20: 12,955,924 km (0.111 R)
• M21: 18,445,567 km (0.108 R)
• M22: 18,720,229 km (0.059 R)
• M23: 21,772,773 km (0.078 R)
• M24: 22,702,374 km (0.114 R)
• M25: 32,993,661 km (0.119 R)
• M26: 33,602,674 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.7

Radius: 8.8

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.35 AU - 5.55 AU

Year: 5809 Days

Day: 10.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,585,454 km

• M1: 109,506 km (0.075 R)
• M2: 427,102 km (0.07 R)
• M3: 730,038 km (0.099 R)
• M4: 1,221,915 km (0.119 R)
• M5: 1,580,352 km (0.081 R)
• M6: 2,172,909 km (0.058 R)
• M7: 2,529,700 km (0.106 R)
• M8: 2,868,988 km (0.084 R)
• M9: 3,198,253 km (0.114 R)
• M10: 4,097,934 km (0.093 R)
• M11: 4,619,582 km (0.084 R)
• M12: 5,241,161 km (0.107 R)
• M13: 6,103,144 km (0.082 R)
• M14: 6,650,673 km (0.083 R)
• M15: 7,478,846 km (0.116 R)
• M16: 7,992,865 km (0.054 R)
• M17: 9,634,252 km (0.061 R)
• M18: 10,287,546 km (0.077 R)
• M19: 10,602,300 km (0.037 R)
• M20: 12,024,826 km (0.106 R)
• M21: 13,894,800 km (0.09 R)
• M22: 15,070,938 km (0.032 R)
• M23: 17,556,507 km (0.118 R)
• M24: 18,006,497 km (0.04 R)
• M25: 19,746,021 km (0.093 R)
• M26: 20,514,655 km (0.105 R)
• M27: 22,111,463 km (0.117 R)
• M28: 24,900,566 km (0.1 R)
• M29: 25,305,677 km (0.05 R)
• M30: 25,715,126 km (0.11 R)
• M31: 26,045,887 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.2

Radius: 9.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.85 AU - 5.91 AU

Year: 6510 Days

Day: 9.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,585,454 km

• M1: 120,725 km (0.038 R)
• M2: 514,317 km (0.099 R)
• M3: 1,022,352 km (0.034 R)
• M4: 1,906,176 km (0.086 R)
• M5: 3,060,174 km (0.032 R)
• M6: 3,396,919 km (0.057 R)
• M7: 5,676,940 km (0.069 R)
• M8: 6,469,510 km (0.085 R)
• M9: 7,272,102 km (0.102 R)
• M10: 8,512,418 km (0.117 R)
• M11: 11,788,462 km (0.11 R)
• M12: 16,780,992 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.3

Radius: 13.8

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.94 AU - 7.58 AU

Year: 8931 Days

Day: 5.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,585,454 km

• M1: 171,888 km (0.087 R)
• M2: 648,956 km (0.074 R)
• M3: 1,111,662 km (0.089 R)
• M4: 2,653,118 km (0.062 R)
• M5: 3,856,932 km (0.063 R)
• M6: 4,407,602 km (0.107 R)
• M7: 5,876,204 km (0.044 R)
• M8: 6,382,444 km (0.119 R)
• M9: 7,566,212 km (0.109 R)
• M10: 8,255,110 km (0.085 R)
• M11: 9,318,152 km (0.033 R)
• M12: 10,418,744 km (0.09 R)
• M13: 11,660,107 km (0.062 R)
• M14: 12,462,550 km (0.081 R)
• M15: 15,293,839 km (0.071 R)
• M16: 16,823,477 km (0.074 R)
• M17: 23,340,110 km (0.078 R)
• M18: 23,972,012 km (0.113 R)
• M19: 25,269,923 km (0.068 R)
• M20: 25,744,597 km (0.118 R)
• M21: 26,322,194 km (0.075 R)
• M22: 27,603,201 km (0.086 R)
• M23: 31,149,867 km (0.106 R)
• M24: 34,406,164 km (0.063 R)
• M25: 35,937,148 km (0.102 R)
• M26: 36,417,208 km (0.078 R)
• M27: 38,255,616 km (0.107 R)
• M28: 41,456,113 km (0.105 R)
• M29: 44,692,813 km (0.094 R)
• M30: 48,823,958 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.9

Radius: 4.9

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.65 AU - 10.79 AU

Year: 12782 Days

Day: 18.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 46,585,454 km

• M1: 64,626 km (0.115 R)
• M2: 395,387 km (0.063 R)
• M3: 583,880 km (0.056 R)
• M4: 762,052 km (0.067 R)
• M5: 946,506 km (0.108 R)
• M6: 1,231,190 km (0.116 R)
• M7: 1,393,953 km (0.107 R)
• M8: 1,614,161 km (0.099 R)
• M9: 1,889,571 km (0.089 R)
• M10: 2,213,600 km (0.064 R)
• M11: 2,417,502 km (0.066 R)
• M12: 2,884,845 km (0.067 R)
• M13: 3,785,873 km (0.102 R)
• M14: 4,769,031 km (0.098 R)
• M15: 5,174,142 km (0.083 R)
• M16: 7,305,762 km (0.063 R)
• M17: 7,801,379 km (0.085 R)
• M18: 7,971,622 km (0.091 R)
• M19: 9,910,560 km (0.119 R)
• M20: 10,312,529 km (0.089 R)
• M21: 13,991,290 km (0.077 R)
• M22: 15,411,273 km (0.094 R)
• M23: 16,155,972 km (0.057 R)
• M24: 19,610,037 km (0.092 R)
• M25: 20,726,935 km (0.101 R)
• M26: 24,240,540 km (0.088 R)
• M27: 24,969,530 km (0.093 R)
• M28: 25,525,885 km (0.083 R)
• M29: 26,662,978 km (0.119 R)
• M30: 30,803,249 km (0.092 R)
• M31: 32,528,711 km (0.07 R)
• M32: 33,192,028 km (0.035 R)
• M33: 33,977,267 km (0.111 R)
• M34: 34,203,908 km (0.052 R)
• M35: 36,053,236 km (0.086 R)
• M36: 39,824,000 km (0.109 R)
• M37: 42,391,399 km (0.065 R)
• M38: 46,306,824 km (0.098 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 20,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit