🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.2

Radius: 10.2

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.59 AU - 0.75 AU

Year: 366 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,688,457 km

• M1: 126,859 km (0.079 R)
• M2: 465,249 km (0.066 R)
• M3: 782,696 km (0.077 R)
• M4: 1,254,378 km (0.106 R)
• M5: 1,716,935 km (0.112 R)
• M6: 2,145,084 km (0.116 R)
• M7: 2,742,578 km (0.116 R)
• M8: 3,377,770 km (0.088 R)
• M9: 4,188,142 km (0.071 R)
• M10: 4,895,890 km (0.114 R)
• M11: 5,534,074 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 9.2

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.63 AU - 0.81 AU

Year: 407 Days

Day: 5.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,688,457 km

• M1: 114,442 km (0.091 R)
• M2: 462,108 km (0.108 R)
• M3: 804,089 km (0.118 R)
• M4: 1,228,049 km (0.106 R)
• M5: 1,527,394 km (0.093 R)
• M6: 1,940,584 km (0.117 R)
• M7: 2,593,877 km (0.106 R)
• M8: 2,928,229 km (0.082 R)
• M9: 3,244,329 km (0.111 R)
• M10: 3,595,734 km (0.102 R)
• M11: 4,026,726 km (0.113 R)
• M12: 4,433,482 km (0.089 R)
• M13: 5,008,088 km (0.037 R)
• M14: 5,362,784 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 14.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.91 AU - 1.21 AU

Year: 728 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,688,457 km

• M1: 184,005 km (0.115 R)
• M2: 719,117 km (0.074 R)
• M3: 1,750,744 km (0.098 R)
• M4: 2,570,091 km (0.087 R)
• M5: 3,498,496 km (0.101 R)
• M6: 4,592,355 km (0.114 R)
• M7: 6,626,288 km (0.066 R)
• M8: 7,634,877 km (0.106 R)
• M9: 8,104,315 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.8

Radius: 12.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.05 AU - 1.59 AU

Year: 1011 Days

Day: 13 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,688,457 km

• M1: 153,039 km (0.039 R)
• M2: 709,393 km (0.114 R)
• M3: 2,576,973 km (0.117 R)
• M4: 3,658,416 km (0.064 R)
• M5: 4,211,030 km (0.104 R)
• M6: 4,855,199 km (0.091 R)
• M7: 6,496,138 km (0.116 R)
• M8: 7,213,161 km (0.115 R)
• M9: 8,480,105 km (0.076 R)
• M10: 8,915,435 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.2

Radius: 11.1

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.11 AU - 1.61 AU

Year: 1058 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,688,457 km

• M1: 138,079 km (0.109 R)
• M2: 640,877 km (0.077 R)
• M3: 1,150,258 km (0.112 R)
• M4: 1,576,163 km (0.111 R)
• M5: 2,287,052 km (0.049 R)
• M6: 2,632,324 km (0.057 R)
• M7: 2,992,257 km (0.086 R)
• M8: 3,741,144 km (0.045 R)
• M9: 4,638,282 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.7

Radius: 11.8

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.06 AU - 6.06 AU

Year: 7590 Days

Day: 8.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,688,457 km

• M1: 146,756 km (0.056 R)
• M2: 559,346 km (0.115 R)
• M3: 928,554 km (0.09 R)
• M4: 1,610,271 km (0.088 R)
• M5: 2,041,113 km (0.097 R)
• M6: 3,335,584 km (0.084 R)
• M7: 3,995,161 km (0.096 R)
• M8: 4,655,785 km (0.09 R)
• M9: 5,798,264 km (0.075 R)
• M10: 8,296,399 km (0.116 R)
• M11: 11,750,464 km (0.111 R)
• M12: 15,553,391 km (0.054 R)
• M13: 18,149,513 km (0.073 R)
• M14: 20,561,479 km (0.098 R)
• M15: 21,176,925 km (0.038 R)
• M16: 22,363,984 km (0.106 R)
• M17: 23,762,425 km (0.111 R)
• M18: 30,040,898 km (0.113 R)
• M19: 33,401,016 km (0.074 R)
• M20: 36,107,840 km (0.107 R)
• M21: 37,230,272 km (0.107 R)
• M22: 38,375,893 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.1

Radius: 5.5

Gravity: 28.4 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.98 AU - 8.02 AU

Year: 15089 Days

Day: 18.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,688,457 km

• M1: 68,516 km (0.064 R)
• M2: 321,336 km (0.083 R)
• M3: 498,610 km (0.077 R)
• M4: 688,599 km (0.113 R)
• M5: 1,181,674 km (0.099 R)
• M6: 2,072,678 km (0.099 R)
• M7: 4,191,882 km (0.095 R)
• M8: 4,614,795 km (0.112 R)
• M9: 5,507,446 km (0.09 R)
• M10: 7,866,754 km (0.051 R)
• M11: 8,060,782 km (0.119 R)
• M12: 9,954,990 km (0.092 R)
• M13: 11,557,034 km (0.062 R)
• M14: 12,983,450 km (0.064 R)
• M15: 14,163,029 km (0.117 R)
• M16: 15,488,316 km (0.089 R)
• M17: 17,217,518 km (0.083 R)
• M18: 17,793,620 km (0.12 R)
• M19: 20,776,302 km (0.068 R)
• M20: 25,743,101 km (0.117 R)
• M21: 27,153,061 km (0.116 R)
• M22: 27,820,866 km (0.092 R)
• M23: 28,728,326 km (0.05 R)
• M24: 31,936,303 km (0.082 R)
• M25: 35,771,992 km (0.095 R)
• M26: 37,800,091 km (0.094 R)
• M27: 41,788,669 km (0.095 R)
• M28: 42,083,826 km (0.119 R)
• M29: 42,977,823 km (0.094 R)
• M30: 43,278,514 km (0.109 R)
• M31: 45,579,180 km (0.029 R)
• M32: 53,313,988 km (0.081 R)
• M33: 59,238,214 km (0.053 R)
• M34: 59,984,857 km (0.083 R)
• M35: 64,991,449 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.4

Radius: 7.5

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.75 AU - 9.13 AU

Year: 17825 Days

Day: 22.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,688,457 km

• M1: 93,349 km (0.07 R)
• M2: 852,857 km (0.089 R)
• M3: 1,397,095 km (0.105 R)
• M4: 1,858,305 km (0.117 R)
• M5: 2,589,838 km (0.046 R)
• M6: 4,542,240 km (0.097 R)
• M7: 4,840,987 km (0.096 R)
• M8: 6,089,830 km (0.081 R)
• M9: 6,453,652 km (0.104 R)
• M10: 15,964,786 km (0.095 R)
• M11: 18,266,498 km (0.046 R)
• M12: 33,398,024 km (0.084 R)
• M13: 34,149,155 km (0.11 R)
• M14: 42,001,248 km (0.062 R)
• M15: 47,434,942 km (0.082 R)
• M16: 47,749,845 km (0.106 R)
• M17: 54,862,476 km (0.111 R)
• M18: 58,579,385 km (0.057 R)
• M19: 60,776,977 km (0.085 R)
• M20: 61,708,673 km (0.109 R)
• M21: 63,409,601 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.5

Radius: 7.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.42 AU - 12.08 AU

Year: 20302 Days

Day: 23.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,688,457 km

• M1: 94,546 km (0.119 R)
• M2: 404,064 km (0.047 R)
• M3: 654,341 km (0.067 R)
• M4: 1,343,239 km (0.09 R)
• M5: 1,633,609 km (0.101 R)
• M6: 1,966,015 km (0.111 R)
• M7: 4,354,644 km (0.078 R)
• M8: 5,099,043 km (0.085 R)
• M9: 5,341,841 km (0.028 R)
• M10: 6,964,230 km (0.118 R)
• M11: 7,660,907 km (0.086 R)
• M12: 9,141,477 km (0.035 R)
• M13: 9,976,084 km (0.042 R)
• M14: 14,096,458 km (0.094 R)
• M15: 14,506,805 km (0.094 R)
• M16: 15,786,166 km (0.094 R)
• M17: 19,902,501 km (0.115 R)
• M18: 20,768,523 km (0.065 R)
• M19: 21,300,194 km (0.101 R)
• M20: 21,569,320 km (0.091 R)
• M21: 23,137,854 km (0.118 R)
• M22: 25,782,894 km (0.115 R)
• M23: 27,125,535 km (0.105 R)
• M24: 30,742,213 km (0.068 R)
• M25: 31,086,138 km (0.118 R)
• M26: 33,808,820 km (0.049 R)
• M27: 34,175,334 km (0.119 R)
• M28: 43,930,761 km (0.113 R)
• M29: 46,743,650 km (0.067 R)
• M30: 47,046,586 km (0.097 R)
• M31: 50,624,967 km (0.094 R)
• M32: 50,944,358 km (0.114 R)
• M33: 53,053,838 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.8

Radius: 4.9

Gravity: 24.4 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.7 AU - 12.8 AU

Year: 21883 Days

Day: 16.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,688,457 km

• M1: 61,036 km (0.034 R)
• M2: 233,223 km (0.111 R)
• M3: 485,894 km (0.114 R)
• M4: 1,068,129 km (0.114 R)
• M5: 1,346,530 km (0.059 R)
• M6: 1,569,132 km (0.119 R)
• M7: 2,088,835 km (0.119 R)
• M8: 2,256,534 km (0.11 R)
• M9: 2,691,415 km (0.118 R)
• M10: 2,865,098 km (0.106 R)
• M11: 3,207,528 km (0.067 R)
• M12: 3,910,937 km (0.079 R)
• M13: 5,076,305 km (0.097 R)
• M14: 7,231,411 km (0.072 R)
• M15: 7,519,537 km (0.118 R)
• M16: 7,815,292 km (0.083 R)
• M17: 8,695,227 km (0.05 R)
• M18: 10,466,765 km (0.034 R)
• M19: 12,533,758 km (0.088 R)
• M20: 13,019,652 km (0.12 R)
• M21: 14,326,689 km (0.108 R)
• M22: 19,867,196 km (0.074 R)
• M23: 28,187,979 km (0.117 R)
• M24: 29,747,985 km (0.105 R)
• M25: 30,362,982 km (0.031 R)
• M26: 30,861,143 km (0.085 R)
• M27: 31,618,557 km (0.097 R)
• M28: 34,232,481 km (0.065 R)
• M29: 36,145,688 km (0.1 R)
• M30: 46,130,299 km (0.044 R)
• M31: 46,788,380 km (0.076 R)
• M32: 51,219,618 km (0.114 R)
• M33: 51,395,396 km (0.039 R)
• M34: 53,175,610 km (0.1 R)
• M35: 56,108,776 km (0.081 R)
• M36: 71,961,662 km (0.112 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: 253 - 13,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit