🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.4

Radius: 9.2

Gravity: 11.3 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.91 AU - 3.19 AU

Year: 2671 Days

Day: 8.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,345,694 km

• M1: 116,537 km (0.088 R)
• M2: 423,811 km (0.09 R)
• M3: 908,807 km (0.117 R)
• M4: 1,298,958 km (0.12 R)
• M5: 1,752,240 km (0.042 R)
• M6: 2,142,391 km (0.071 R)
• M7: 2,543,912 km (0.068 R)
• M8: 2,961,439 km (0.04 R)
• M9: 4,494,967 km (0.092 R)
• M10: 4,841,885 km (0.049 R)
• M11: 6,852,929 km (0.096 R)
• M12: 7,345,106 km (0.036 R)
• M13: 7,664,497 km (0.062 R)
• M14: 10,931,266 km (0.11 R)
• M15: 12,800,342 km (0.109 R)
• M16: 16,122,911 km (0.082 R)
• M17: 18,475,786 km (0.101 R)
• M18: 22,088,574 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.1

Radius: 14.1

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.32 AU - 3.2 AU

Year: 3008 Days

Day: 13.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,345,694 km

• M1: 178,171 km (0.103 R)
• M2: 722,408 km (0.07 R)
• M3: 2,280,320 km (0.104 R)
• M4: 3,080,220 km (0.105 R)
• M5: 3,820,131 km (0.114 R)
• M6: 5,946,665 km (0.034 R)
• M7: 7,322,217 km (0.075 R)
• M8: 8,423,856 km (0.05 R)
• M9: 10,297,569 km (0.036 R)
• M10: 12,557,844 km (0.05 R)
• M11: 14,134,156 km (0.074 R)
• M12: 14,718,187 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.7

Radius: 13.9

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.37 AU - 3.63 AU

Year: 3409 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,345,694 km

• M1: 172,935 km (0.084 R)
• M2: 691,142 km (0.034 R)
• M3: 1,388,119 km (0.098 R)
• M4: 2,852,682 km (0.094 R)
• M5: 3,581,672 km (0.065 R)
• M6: 4,120,075 km (0.103 R)
• M7: 5,335,109 km (0.079 R)
• M8: 6,269,946 km (0.094 R)
• M9: 6,746,415 km (0.118 R)
• M10: 8,789,922 km (0.091 R)
• M11: 9,894,403 km (0.086 R)
• M12: 10,336,764 km (0.026 R)
• M13: 15,736,350 km (0.099 R)
• M14: 17,420,672 km (0.093 R)
• M15: 18,067,384 km (0.054 R)
• M16: 21,211,183 km (0.053 R)
• M17: 24,192,668 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.9

Radius: 10

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.19 AU - 4.31 AU

Year: 4764 Days

Day: 5.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,345,694 km

• M1: 124,765 km (0.109 R)
• M2: 489,035 km (0.095 R)
• M3: 894,894 km (0.097 R)
• M4: 1,328,728 km (0.105 R)
• M5: 1,887,327 km (0.087 R)
• M6: 2,681,542 km (0.114 R)
• M7: 3,194,064 km (0.089 R)
• M8: 3,880,868 km (0.075 R)
• M9: 4,224,195 km (0.062 R)
• M10: 8,754,767 km (0.095 R)
• M11: 9,968,753 km (0.099 R)
• M12: 11,018,033 km (0.081 R)
• M13: 11,947,185 km (0.088 R)
• M14: 13,232,380 km (0.091 R)
• M15: 14,498,278 km (0.095 R)
• M16: 17,825,933 km (0.073 R)
• M17: 19,039,770 km (0.053 R)
• M18: 21,917,135 km (0.112 R)
• M19: 23,085,644 km (0.111 R)
• M20: 24,141,656 km (0.049 R)
• M21: 25,308,669 km (0.082 R)
• M22: 27,670,819 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 8

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.4 AU - 4.78 AU

Year: 6451 Days

Day: 5.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,345,694 km

• M1: 105,766 km (0.115 R)
• M2: 367,861 km (0.092 R)
• M3: 691,292 km (0.066 R)
• M4: 1,215,483 km (0.081 R)
• M5: 1,498,073 km (0.085 R)
• M6: 2,182,633 km (0.037 R)
• M7: 2,604,798 km (0.11 R)
• M8: 4,230,478 km (0.071 R)
• M9: 5,056,109 km (0.099 R)
• M10: 5,403,176 km (0.069 R)
• M11: 7,716,707 km (0.102 R)
• M12: 8,697,171 km (0.081 R)
• M13: 9,027,783 km (0.093 R)
• M14: 10,667,525 km (0.073 R)
• M15: 11,288,207 km (0.118 R)
• M16: 11,632,132 km (0.084 R)
• M17: 14,126,078 km (0.097 R)
• M18: 15,648,536 km (0.027 R)
• M19: 25,094,295 km (0.082 R)
• M20: 29,857,641 km (0.086 R)
• M21: 31,667,326 km (0.118 R)
• M22: 32,057,477 km (0.055 R)
• M23: 33,448,139 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609

Radius: 5.7

Gravity: 18.74 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.16 AU - 7.22 AU

Year: 12647 Days

Day: 16.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,345,694 km

• M1: 83,775 km (0.039 R)
• M2: 291,417 km (0.119 R)
• M3: 2,186,672 km (0.087 R)
• M4: 2,540,770 km (0.049 R)
• M5: 3,754,009 km (0.056 R)
• M6: 4,232,573 km (0.112 R)
• M7: 4,719,364 km (0.026 R)
• M8: 12,531,664 km (0.109 R)
• M9: 13,724,557 km (0.06 R)
• M10: 16,553,304 km (0.027 R)
• M11: 16,997,310 km (0.106 R)
• M12: 21,884,822 km (0.085 R)
• M13: 23,795,187 km (0.086 R)
• M14: 24,838,931 km (0.098 R)
• M15: 25,031,913 km (0.1 R)
• M16: 29,319,836 km (0.071 R)
• M17: 30,188,551 km (0.095 R)
• M18: 32,435,212 km (0.064 R)
• M19: 33,130,393 km (0.089 R)
• M20: 34,191,641 km (0.108 R)
• M21: 35,519,322 km (0.075 R)
• M22: 39,053,272 km (0.097 R)
• M23: 44,214,399 km (0.096 R)
• M24: 45,500,043 km (0.078 R)
• M25: 46,810,371 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.7

Radius: 3.8

Gravity: 55.03 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.4 AU - 8.72 AU

Year: 13636 Days

Day: 20.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,345,694 km

• M1: 48,470 km (0.103 R)
• M2: 196,123 km (0.083 R)
• M3: 367,712 km (0.066 R)
• M4: 670,946 km (0.093 R)
• M5: 840,142 km (0.111 R)
• M6: 2,211,206 km (0.076 R)
• M7: 3,470,072 km (0.09 R)
• M8: 4,097,785 km (0.102 R)
• M9: 4,967,696 km (0.092 R)
• M10: 5,319,102 km (0.104 R)
• M11: 6,431,661 km (0.078 R)
• M12: 6,721,732 km (0.111 R)
• M13: 7,195,358 km (0.093 R)
• M14: 8,064,971 km (0.053 R)
• M15: 8,799,347 km (0.096 R)
• M16: 9,684,368 km (0.108 R)
• M17: 9,900,985 km (0.11 R)
• M18: 10,287,696 km (0.081 R)
• M19: 11,690,326 km (0.105 R)
• M20: 15,968,376 km (0.081 R)
• M21: 17,920,628 km (0.116 R)
• M22: 18,660,689 km (0.078 R)
• M23: 22,573,870 km (0.077 R)
• M24: 22,954,596 km (0.116 R)
• M25: 23,826,902 km (0.1 R)
• M26: 25,125,411 km (0.041 R)
• M27: 25,947,601 km (0.104 R)
• M28: 26,681,528 km (0.111 R)
• M29: 28,081,166 km (0.052 R)
• M30: 28,411,029 km (0.113 R)
• M31: 29,642,519 km (0.087 R)
• M32: 32,693,567 km (0.116 R)
• M33: 33,796,702 km (0.104 R)
• M34: 38,322,636 km (0.045 R)
• M35: 43,528,941 km (0.069 R)
• M36: 48,553,036 km (0.07 R)
• M37: 49,187,181 km (0.091 R)
• M38: 49,987,381 km (0.112 R)
• M39: 50,148,497 km (0.096 R)
• M40: 56,007,648 km (0.074 R)
• M41: 56,704,923 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.8

Radius: 6.9

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.98 AU - 9 AU

Year: 17683 Days

Day: 15.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 86.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,345,694 km

• M1: 85,869 km (0.095 R)
• M2: 471,532 km (0.112 R)
• M3: 1,645,128 km (0.04 R)
• M4: 2,173,807 km (0.08 R)
• M5: 3,410,831 km (0.119 R)
• M6: 4,030,316 km (0.045 R)
• M7: 4,468,189 km (0.102 R)
• M8: 5,516,870 km (0.048 R)
• M9: 7,024,368 km (0.115 R)
• M10: 7,368,593 km (0.089 R)
• M11: 12,110,995 km (0.111 R)
• M12: 12,334,494 km (0.059 R)
• M13: 16,789,369 km (0.077 R)
• M14: 18,152,355 km (0.104 R)
• M15: 18,622,541 km (0.028 R)
• M16: 20,648,695 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.9

Radius: 7.1

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.88 AU - 10.16 AU

Year: 17771 Days

Day: 18.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,345,694 km

• M1: 90,058 km (0.104 R)
• M2: 617,390 km (0.111 R)
• M3: 1,023,549 km (0.056 R)
• M4: 2,515,488 km (0.056 R)
• M5: 2,975,053 km (0.116 R)
• M6: 3,552,201 km (0.041 R)
• M7: 4,154,333 km (0.107 R)
• M8: 10,719,585 km (0.101 R)
• M9: 12,018,095 km (0.066 R)
• M10: 16,539,092 km (0.032 R)
• M11: 19,639,807 km (0.081 R)
• M12: 24,322,968 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.7

Radius: 6.9

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.52 AU - 11.14 AU

Year: 23380 Days

Day: 17.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,345,694 km

• M1: 85,869 km (0.096 R)
• M2: 334,800 km (0.062 R)
• M3: 1,013,526 km (0.106 R)
• M4: 1,408,614 km (0.093 R)
• M5: 1,902,436 km (0.118 R)
• M6: 4,724,002 km (0.098 R)
• M7: 8,305,375 km (0.11 R)
• M8: 9,380,834 km (0.095 R)
• M9: 10,010,491 km (0.086 R)
• M10: 15,859,169 km (0.116 R)
• M11: 16,179,907 km (0.109 R)
• M12: 16,834,548 km (0.101 R)
• M13: 19,174,408 km (0.094 R)
• M14: 20,000,338 km (0.116 R)
• M15: 20,658,868 km (0.035 R)
• M16: 28,059,474 km (0.074 R)
• M17: 29,363,220 km (0.11 R)
• M18: 32,475,304 km (0.115 R)
• M19: 42,653,494 km (0.077 R)
• M20: 46,795,860 km (0.102 R)
• M21: 49,815,792 km (0.074 R)
• M22: 52,963,032 km (0.12 R)
• M23: 53,680,054 km (0.076 R)
• M24: 55,133,398 km (0.035 R)
• M25: 60,817,070 km (0.104 R)
• M26: 64,611,769 km (0.087 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: 276 - 11,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit