🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.7

Radius: 9.4

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.66 AU - 0.82 AU

Year: 424 Days

Day: 6.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 73.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,186,047 km

• M1: 116,986 km (0.105 R)
• M2: 467,194 km (0.099 R)
• M3: 891,005 km (0.089 R)
• M4: 1,516,324 km (0.044 R)
• M5: 1,813,725 km (0.09 R)
• M6: 2,106,188 km (0.08 R)
• M7: 2,440,091 km (0.111 R)
• M8: 2,745,420 km (0.088 R)
• M9: 3,239,991 km (0.116 R)
• M10: 3,713,917 km (0.061 R)
• M11: 4,219,258 km (0.093 R)
• M12: 4,616,441 km (0.063 R)
• M13: 5,135,695 km (0.119 R)
• M14: 5,606,479 km (0.036 R)
• M15: 6,197,989 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 10

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.43 AU - 1.79 AU

Year: 1362 Days

Day: 7.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,186,047 km

• M1: 124,316 km (0.065 R)
• M2: 532,868 km (0.095 R)
• M3: 1,005,896 km (0.097 R)
• M4: 1,448,407 km (0.116 R)
• M5: 2,270,297 km (0.026 R)
• M6: 2,617,963 km (0.066 R)
• M7: 3,029,207 km (0.111 R)
• M8: 4,418,822 km (0.071 R)
• M9: 4,810,170 km (0.078 R)
• M10: 7,026,313 km (0.097 R)
• M11: 9,541,053 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.5

Radius: 9.6

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.35 AU - 2.91 AU

Year: 2844 Days

Day: 8.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,186,047 km

• M1: 120,277 km (0.104 R)
• M2: 717,920 km (0.09 R)
• M3: 1,032,225 km (0.077 R)
• M4: 2,171,862 km (0.114 R)
• M5: 2,488,860 km (0.087 R)
• M6: 4,205,495 km (0.079 R)
• M7: 4,792,517 km (0.114 R)
• M8: 5,433,245 km (0.112 R)
• M9: 5,813,373 km (0.116 R)
• M10: 6,320,211 km (0.099 R)
• M11: 7,391,780 km (0.104 R)
• M12: 10,116,107 km (0.103 R)
• M13: 11,009,207 km (0.082 R)
• M14: 13,085,625 km (0.092 R)
• M15: 15,561,470 km (0.101 R)
• M16: 17,721,813 km (0.081 R)
• M17: 18,053,920 km (0.095 R)
• M18: 18,503,162 km (0.117 R)
• M19: 18,959,885 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.7

Radius: 14

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.27 AU - 3.83 AU

Year: 4460 Days

Day: 5.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,186,047 km

• M1: 174,132 km (0.085 R)
• M2: 915,539 km (0.084 R)
• M3: 1,396,197 km (0.062 R)
• M4: 2,329,688 km (0.093 R)
• M5: 3,041,325 km (0.093 R)
• M6: 3,707,933 km (0.077 R)
• M7: 5,414,994 km (0.079 R)
• M8: 6,251,246 km (0.053 R)
• M9: 7,399,559 km (0.071 R)
• M10: 8,041,783 km (0.06 R)
• M11: 8,502,395 km (0.035 R)
• M12: 12,849,859 km (0.101 R)
• M13: 13,382,726 km (0.061 R)
• M14: 13,829,575 km (0.112 R)
• M15: 14,858,509 km (0.103 R)
• M16: 15,717,799 km (0.085 R)
• M17: 16,159,861 km (0.062 R)
• M18: 17,126,712 km (0.1 R)
• M19: 18,011,434 km (0.071 R)
• M20: 18,741,172 km (0.085 R)
• M21: 20,717,510 km (0.081 R)
• M22: 22,479,324 km (0.037 R)
• M23: 25,006,331 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.8

Radius: 8.6

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.18 AU - 4.18 AU

Year: 4708 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,186,047 km

• M1: 110,104 km (0.095 R)
• M2: 387,608 km (0.094 R)
• M3: 779,405 km (0.091 R)
• M4: 1,775,278 km (0.082 R)
• M5: 2,401,046 km (0.082 R)
• M6: 3,226,676 km (0.086 R)
• M7: 4,085,368 km (0.041 R)
• M8: 4,504,242 km (0.062 R)
• M9: 4,924,463 km (0.082 R)
• M10: 5,399,286 km (0.074 R)
• M11: 5,752,786 km (0.082 R)
• M12: 6,247,805 km (0.102 R)
• M13: 6,604,596 km (0.03 R)
• M14: 9,622,285 km (0.034 R)
• M15: 9,967,257 km (0.053 R)
• M16: 11,526,217 km (0.076 R)
• M17: 15,764,624 km (0.058 R)
• M18: 22,636,551 km (0.079 R)
• M19: 24,105,453 km (0.109 R)
• M20: 26,050,225 km (0.042 R)
• M21: 28,185,136 km (0.047 R)
• M22: 29,070,756 km (0.069 R)
• M23: 30,526,343 km (0.052 R)
• M24: 31,744,219 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.3

Radius: 5.7

Gravity: 23.31 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.12 AU - 7 AU

Year: 9948 Days

Day: 16 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,186,047 km

• M1: 71,059 km (0.095 R)
• M2: 317,447 km (0.047 R)
• M3: 508,334 km (0.067 R)
• M4: 1,554,471 km (0.09 R)
• M5: 2,449,516 km (0.11 R)
• M6: 2,798,677 km (0.076 R)
• M7: 3,133,627 km (0.119 R)
• M8: 3,596,034 km (0.05 R)
• M9: 4,047,221 km (0.111 R)
• M10: 4,809,272 km (0.056 R)
• M11: 5,029,780 km (0.066 R)
• M12: 5,697,585 km (0.098 R)
• M13: 6,422,835 km (0.11 R)
• M14: 6,729,511 km (0.089 R)
• M15: 8,366,411 km (0.108 R)
• M16: 8,686,101 km (0.053 R)
• M17: 10,460,033 km (0.056 R)
• M18: 11,655,619 km (0.103 R)
• M19: 12,462,101 km (0.055 R)
• M20: 13,305,384 km (0.092 R)
• M21: 13,930,554 km (0.118 R)
• M22: 14,314,871 km (0.1 R)
• M23: 14,509,647 km (0.118 R)
• M24: 14,772,191 km (0.064 R)
• M25: 17,426,506 km (0.106 R)
• M26: 18,403,081 km (0.111 R)
• M27: 21,466,098 km (0.076 R)
• M28: 23,386,186 km (0.106 R)
• M29: 25,703,757 km (0.112 R)
• M30: 26,379,041 km (0.084 R)
• M31: 37,237,453 km (0.117 R)
• M32: 42,357,141 km (0.069 R)
• M33: 43,706,514 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.2

Radius: 7.9

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.65 AU - 9.11 AU

Year: 14751 Days

Day: 21 Hours

Environment

Temp: -238 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,186,047 km

• M1: 98,286 km (0.109 R)
• M2: 482,603 km (0.073 R)
• M3: 938,577 km (0.08 R)
• M4: 1,262,307 km (0.073 R)
• M5: 1,855,163 km (0.1 R)
• M6: 2,371,874 km (0.114 R)
• M7: 2,621,254 km (0.118 R)
• M8: 3,100,266 km (0.115 R)
• M9: 4,203,102 km (0.109 R)
• M10: 5,802,752 km (0.026 R)
• M11: 6,065,894 km (0.064 R)
• M12: 6,416,103 km (0.098 R)
• M13: 6,945,829 km (0.1 R)
• M14: 8,185,247 km (0.111 R)
• M15: 8,956,574 km (0.114 R)
• M16: 9,207,300 km (0.078 R)
• M17: 9,881,089 km (0.083 R)
• M18: 12,845,072 km (0.076 R)
• M19: 14,632,018 km (0.102 R)
• M20: 15,333,931 km (0.089 R)
• M21: 15,693,265 km (0.095 R)
• M22: 16,729,380 km (0.095 R)
• M23: 17,187,000 km (0.056 R)
• M24: 18,855,016 km (0.116 R)
• M25: 23,826,004 km (0.086 R)
• M26: 24,600,622 km (0.069 R)
• M27: 28,945,842 km (0.037 R)
• M28: 32,462,888 km (0.064 R)
• M29: 34,630,561 km (0.027 R)
• M30: 35,875,514 km (0.091 R)
• M31: 43,690,956 km (0.118 R)
• M32: 44,268,254 km (0.118 R)
• M33: 48,607,490 km (0.102 R)
• M34: 54,711,232 km (0.079 R)
• M35: 55,213,881 km (0.119 R)
• M36: 56,228,155 km (0.062 R)
• M37: 56,911,368 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.7

Radius: 4

Gravity: 44.54 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.7 AU - 10.96 AU

Year: 17497 Days

Day: 23.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,186,047 km

• M1: 49,816 km (0.108 R)
• M2: 251,474 km (0.057 R)
• M3: 605,123 km (0.087 R)
• M4: 1,391,260 km (0.091 R)
• M5: 1,933,702 km (0.068 R)
• M6: 2,337,616 km (0.083 R)
• M7: 2,469,113 km (0.102 R)
• M8: 3,826,115 km (0.113 R)
• M9: 4,040,339 km (0.117 R)
• M10: 4,327,567 km (0.047 R)
• M11: 4,526,532 km (0.116 R)
• M12: 4,696,924 km (0.093 R)
• M13: 6,094,318 km (0.073 R)
• M14: 7,602,863 km (0.11 R)
• M15: 7,990,920 km (0.091 R)
• M16: 8,240,150 km (0.08 R)
• M17: 13,170,297 km (0.115 R)
• M18: 14,087,033 km (0.063 R)
• M19: 15,579,272 km (0.107 R)
• M20: 17,009,427 km (0.082 R)
• M21: 18,180,629 km (0.071 R)
• M22: 19,673,616 km (0.053 R)
• M23: 22,801,707 km (0.079 R)
• M24: 26,464,761 km (0.108 R)
• M25: 28,148,036 km (0.093 R)
• M26: 31,478,384 km (0.066 R)
• M27: 32,982,740 km (0.12 R)
• M28: 33,366,159 km (0.089 R)
• M29: 36,269,405 km (0.117 R)
• M30: 41,821,581 km (0.077 R)
• M31: 44,254,341 km (0.03 R)
• M32: 44,409,474 km (0.08 R)
• M33: 44,720,787 km (0.029 R)
• M34: 57,842,615 km (0.049 R)
• M35: 59,904,223 km (0.105 R)
• M36: 63,185,802 km (0.118 R)
• M37: 63,382,523 km (0.104 R)
• M38: 68,640,739 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.2

Radius: 5.8

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.71 AU - 12.65 AU

Year: 21660 Days

Day: 21.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,186,047 km

• M1: 85,570 km (0.06 R)
• M2: 328,816 km (0.112 R)
• M3: 1,002,605 km (0.043 R)
• M4: 1,371,214 km (0.072 R)
• M5: 2,668,527 km (0.115 R)
• M6: 4,852,357 km (0.03 R)
• M7: 6,317,069 km (0.067 R)
• M8: 7,516,096 km (0.113 R)
• M9: 8,762,097 km (0.106 R)
• M10: 9,459,522 km (0.085 R)
• M11: 9,979,973 km (0.076 R)
• M12: 11,192,015 km (0.113 R)
• M13: 12,072,548 km (0.102 R)
• M14: 12,684,703 km (0.086 R)
• M15: 15,060,317 km (0.089 R)
• M16: 16,574,846 km (0.119 R)
• M17: 17,407,507 km (0.035 R)
• M18: 18,506,902 km (0.111 R)
• M19: 23,369,581 km (0.115 R)
• M20: 25,393,042 km (0.053 R)
• M21: 26,804,946 km (0.092 R)
• M22: 27,739,784 km (0.059 R)
• M23: 29,455,222 km (0.103 R)
• M24: 38,314,109 km (0.067 R)
• M25: 39,632,665 km (0.12 R)
• M26: 40,709,021 km (0.111 R)
• M27: 41,254,455 km (0.057 R)
• M28: 43,202,070 km (0.062 R)
• M29: 43,912,211 km (0.083 R)
• M30: 44,774,643 km (0.104 R)
• M31: 45,501,838 km (0.111 R)
• M32: 46,979,865 km (0.09 R)
• M33: 52,888,682 km (0.103 R)
• M34: 53,212,711 km (0.118 R)
• M35: 55,518,163 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.3

Radius: 4.3

Gravity: 28.46 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.75 AU - 11.91 AU

Year: 23767 Days

Day: 20.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,186,047 km

• M1: 62,083 km (0.119 R)
• M2: 229,184 km (0.106 R)
• M3: 589,416 km (0.046 R)
• M4: 967,449 km (0.086 R)
• M5: 1,274,275 km (0.073 R)
• M6: 1,591,422 km (0.061 R)
• M7: 2,403,739 km (0.074 R)
• M8: 2,613,774 km (0.092 R)
• M9: 2,886,940 km (0.11 R)
• M10: 3,549,060 km (0.051 R)
• M11: 4,688,248 km (0.027 R)
• M12: 6,136,505 km (0.027 R)
• M13: 6,396,506 km (0.097 R)
• M14: 8,062,278 km (0.113 R)
• M15: 8,374,339 km (0.104 R)
• M16: 11,817,783 km (0.09 R)
• M17: 14,447,115 km (0.085 R)
• M18: 17,875,450 km (0.058 R)
• M19: 21,909,207 km (0.057 R)
• M20: 24,297,088 km (0.107 R)
• M21: 24,620,818 km (0.04 R)
• M22: 30,824,641 km (0.112 R)
• M23: 32,752,659 km (0.11 R)
• M24: 35,308,239 km (0.116 R)
• M25: 37,274,254 km (0.043 R)
• M26: 38,429,748 km (0.105 R)
• M27: 44,728,716 km (0.109 R)
• M28: 46,528,528 km (0.115 R)
• M29: 50,272,065 km (0.049 R)
• M30: 51,681,576 km (0.097 R)
• M31: 52,038,068 km (0.072 R)
• M32: 58,158,865 km (0.071 R)
• M33: 69,396,358 km (0.084 R)
• M34: 69,830,192 km (0.117 R)
• M35: 70,265,970 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 18,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit