🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.4

Radius: 8

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.56 AU - 0.68 AU

Year: 326 Days

Day: 9.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,107,570 km

• M1: 99,483 km (0.108 R)
• M2: 382,671 km (0.092 R)
• M3: 644,019 km (0.112 R)
• M4: 1,191,996 km (0.105 R)
• M5: 1,606,980 km (0.085 R)
• M6: 1,990,400 km (0.117 R)
• M7: 2,390,424 km (0.053 R)
• M8: 2,804,062 km (0.108 R)
• M9: 3,085,007 km (0.075 R)
• M10: 3,473,962 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.3

Radius: 8

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.15 AU - 1.53 AU

Year: 1034 Days

Day: 5.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,107,570 km

• M1: 99,483 km (0.115 R)
• M2: 404,961 km (0.086 R)
• M3: 721,511 km (0.098 R)
• M4: 1,400,535 km (0.094 R)
• M5: 1,705,416 km (0.109 R)
• M6: 2,360,954 km (0.092 R)
• M7: 2,710,115 km (0.118 R)
• M8: 3,027,113 km (0.054 R)
• M9: 3,675,470 km (0.114 R)
• M10: 5,038,007 km (0.109 R)
• M11: 5,740,669 km (0.07 R)
• M12: 6,009,945 km (0.11 R)
• M13: 6,868,786 km (0.084 R)
• M14: 7,657,317 km (0.104 R)
• M15: 8,009,620 km (0.089 R)
• M16: 8,665,457 km (0.095 R)
• M17: 9,075,953 km (0.104 R)
• M18: 9,470,742 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.9

Radius: 12.3

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.2 AU - 2.36 AU

Year: 2296 Days

Day: 5.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,107,570 km

• M1: 153,039 km (0.106 R)
• M2: 551,567 km (0.081 R)
• M3: 1,036,713 km (0.074 R)
• M4: 2,387,582 km (0.085 R)
• M5: 3,069,150 km (0.115 R)
• M6: 3,501,637 km (0.087 R)
• M7: 4,279,097 km (0.083 R)
• M8: 4,709,341 km (0.062 R)
• M9: 5,384,775 km (0.062 R)
• M10: 6,044,352 km (0.05 R)
• M11: 6,757,186 km (0.081 R)
• M12: 8,383,614 km (0.101 R)
• M13: 10,182,080 km (0.105 R)
• M14: 11,762,881 km (0.07 R)
• M15: 12,439,063 km (0.106 R)
• M16: 12,918,823 km (0.092 R)
• M17: 14,432,754 km (0.114 R)
• M18: 17,106,965 km (0.079 R)
• M19: 17,810,225 km (0.081 R)
• M20: 18,758,975 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.3

Radius: 8.4

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.16 AU - 2.82 AU

Year: 2620 Days

Day: 12.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,107,570 km

• M1: 104,419 km (0.041 R)
• M2: 663,915 km (0.058 R)
• M3: 936,034 km (0.098 R)
• M4: 2,319,365 km (0.049 R)
• M5: 3,257,942 km (0.057 R)
• M6: 3,648,542 km (0.049 R)
• M7: 8,409,345 km (0.1 R)
• M8: 10,380,297 km (0.116 R)
• M9: 11,123,649 km (0.077 R)
• M10: 12,304,574 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.5

Radius: 8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.61 AU - 3.03 AU

Year: 3158 Days

Day: 7.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,107,570 km

• M1: 107,112 km (0.045 R)
• M2: 601,533 km (0.074 R)
• M3: 925,263 km (0.06 R)
• M4: 1,233,135 km (0.104 R)
• M5: 1,905,129 km (0.094 R)
• M6: 2,298,272 km (0.1 R)
• M7: 4,418,074 km (0.082 R)
• M8: 6,352,973 km (0.111 R)
• M9: 8,701,360 km (0.114 R)
• M10: 11,686,137 km (0.04 R)
• M11: 12,371,295 km (0.081 R)
• M12: 13,285,338 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.1

Radius: 12.1

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.97 AU - 4.91 AU

Year: 5215 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,107,570 km

• M1: 153,936 km (0.099 R)
• M2: 641,625 km (0.106 R)
• M3: 1,044,343 km (0.108 R)
• M4: 1,882,540 km (0.093 R)
• M5: 2,973,258 km (0.096 R)
• M6: 3,453,916 km (0.052 R)
• M7: 4,175,576 km (0.072 R)
• M8: 5,589,724 km (0.107 R)
• M9: 6,199,186 km (0.085 R)
• M10: 6,651,869 km (0.113 R)
• M11: 7,733,462 km (0.078 R)
• M12: 8,807,874 km (0.067 R)
• M13: 9,423,170 km (0.034 R)
• M14: 9,849,075 km (0.044 R)
• M15: 10,512,093 km (0.097 R)
• M16: 11,490,164 km (0.086 R)
• M17: 13,952,694 km (0.087 R)
• M18: 15,718,847 km (0.079 R)
• M19: 17,248,036 km (0.1 R)
• M20: 18,081,446 km (0.106 R)
• M21: 20,177,013 km (0.068 R)
• M22: 23,190,961 km (0.072 R)
• M23: 23,655,911 km (0.114 R)
• M24: 24,048,157 km (0.119 R)
• M25: 25,332,305 km (0.072 R)
• M26: 25,742,951 km (0.031 R)
• M27: 26,661,781 km (0.089 R)
• M28: 29,731,380 km (0.108 R)
• M29: 30,929,360 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.1

Radius: 3.9

Gravity: 47.48 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.27 AU - 7.35 AU

Year: 13180 Days

Day: 22.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 112.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,107,570 km

• M1: 48,619 km (0.094 R)
• M2: 234,569 km (0.043 R)
• M3: 357,240 km (0.119 R)
• M4: 510,278 km (0.091 R)
• M5: 724,802 km (0.055 R)
• M6: 1,102,237 km (0.118 R)
• M7: 1,280,408 km (0.092 R)
• M8: 2,669,873 km (0.053 R)
• M9: 3,064,812 km (0.054 R)
• M10: 3,418,311 km (0.103 R)
• M11: 4,086,864 km (0.112 R)
• M12: 4,739,709 km (0.081 R)
• M13: 6,170,763 km (0.118 R)
• M14: 6,407,726 km (0.089 R)
• M15: 6,609,832 km (0.108 R)
• M16: 7,026,612 km (0.053 R)
• M17: 9,585,783 km (0.116 R)
• M18: 10,065,244 km (0.069 R)
• M19: 11,659,060 km (0.112 R)
• M20: 11,899,613 km (0.119 R)
• M21: 12,641,469 km (0.111 R)
• M22: 14,769,349 km (0.069 R)
• M23: 15,771,206 km (0.086 R)
• M24: 21,286,580 km (0.104 R)
• M25: 22,936,046 km (0.109 R)
• M26: 23,218,936 km (0.109 R)
• M27: 25,668,152 km (0.064 R)
• M28: 34,283,194 km (0.047 R)
• M29: 42,337,245 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.3

Radius: 4.1

Gravity: 19.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.8 AU - 9.06 AU

Year: 14892 Days

Day: 16.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,107,570 km

• M1: 51,162 km (0.105 R)
• M2: 246,388 km (0.08 R)
• M3: 457,620 km (0.068 R)
• M4: 740,061 km (0.051 R)
• M5: 997,369 km (0.095 R)
• M6: 1,200,224 km (0.118 R)
• M7: 1,570,478 km (0.113 R)
• M8: 2,395,660 km (0.078 R)
• M9: 2,573,831 km (0.117 R)
• M10: 4,540,445 km (0.094 R)
• M11: 5,327,330 km (0.038 R)
• M12: 5,495,029 km (0.098 R)
• M13: 5,983,316 km (0.099 R)
• M14: 6,499,878 km (0.095 R)
• M15: 6,691,513 km (0.093 R)
• M16: 6,926,232 km (0.057 R)
• M17: 7,791,506 km (0.071 R)
• M18: 8,588,713 km (0.1 R)
• M19: 9,984,910 km (0.041 R)
• M20: 10,447,317 km (0.064 R)
• M21: 10,870,230 km (0.051 R)
• M22: 11,637,518 km (0.093 R)
• M23: 12,381,617 km (0.04 R)
• M24: 12,676,176 km (0.052 R)
• M25: 14,091,371 km (0.069 R)
• M26: 15,202,884 km (0.066 R)
• M27: 16,301,082 km (0.105 R)
• M28: 17,377,588 km (0.09 R)
• M29: 19,354,524 km (0.071 R)
• M30: 23,568,097 km (0.088 R)
• M31: 25,129,301 km (0.099 R)
• M32: 26,758,122 km (0.074 R)
• M33: 28,456,058 km (0.057 R)
• M34: 30,865,481 km (0.1 R)
• M35: 32,064,508 km (0.111 R)
• M36: 34,093,056 km (0.101 R)
• M37: 40,044,956 km (0.069 R)
• M38: 43,332,370 km (0.115 R)
• M39: 44,284,111 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.7

Radius: 4.7

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.65 AU - 8.86 AU

Year: 17260 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,107,570 km

• M1: 93,199 km (0.117 R)
• M2: 312,809 km (0.12 R)
• M3: 597,045 km (0.103 R)
• M4: 1,411,456 km (0.069 R)
• M5: 2,996,445 km (0.107 R)
• M6: 3,508,070 km (0.084 R)
• M7: 5,426,364 km (0.052 R)
• M8: 6,927,279 km (0.051 R)
• M9: 9,716,681 km (0.109 R)
• M10: 15,981,391 km (0.069 R)
• M11: 16,703,949 km (0.119 R)
• M12: 18,213,990 km (0.063 R)
• M13: 20,393,631 km (0.101 R)
• M14: 26,044,241 km (0.071 R)
• M15: 26,942,427 km (0.106 R)
• M16: 32,655,121 km (0.113 R)
• M17: 40,832,290 km (0.11 R)
• M18: 41,907,600 km (0.036 R)
• M19: 45,389,490 km (0.096 R)
• M20: 46,252,969 km (0.095 R)
• M21: 50,121,271 km (0.097 R)
• M22: 51,820,702 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.2

Radius: 5.7

Gravity: 27.71 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.11 AU - 10.91 AU

Year: 19557 Days

Day: 23.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,107,570 km

• M1: 70,909 km (0.096 R)
• M2: 296,054 km (0.1 R)
• M3: 525,837 km (0.109 R)
• M4: 944,411 km (0.107 R)
• M5: 1,262,606 km (0.119 R)
• M6: 1,814,473 km (0.103 R)
• M7: 2,491,253 km (0.028 R)
• M8: 3,155,019 km (0.092 R)
• M9: 5,321,196 km (0.097 R)
• M10: 5,724,961 km (0.119 R)
• M11: 6,062,454 km (0.061 R)
• M12: 6,279,969 km (0.028 R)
• M13: 6,457,841 km (0.117 R)
• M14: 7,849,550 km (0.114 R)
• M15: 8,697,321 km (0.036 R)
• M16: 8,918,576 km (0.115 R)
• M17: 9,960,675 km (0.064 R)
• M18: 13,794,270 km (0.079 R)
• M19: 14,477,783 km (0.114 R)
• M20: 17,790,777 km (0.118 R)
• M21: 18,327,684 km (0.113 R)
• M22: 31,333,274 km (0.033 R)
• M23: 32,512,105 km (0.048 R)
• M24: 33,045,272 km (0.111 R)
• M25: 42,706,901 km (0.089 R)
• M26: 43,346,432 km (0.116 R)
• M27: 46,303,533 km (0.106 R)
• M28: 46,640,128 km (0.095 R)
• M29: 48,694,406 km (0.084 R)
• M30: 51,706,709 km (0.089 R)
• M31: 58,687,544 km (0.044 R)
• M32: 59,279,503 km (0.081 R)
• M33: 59,676,535 km (0.089 R)
• M34: 62,915,928 km (0.06 R)
• M35: 64,369,421 km (0.071 R)
• M36: 66,698,360 km (0.075 R)
• M37: 74,250,958 km (0.07 R)
• M38: 75,407,649 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 14,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit