🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.23 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.8

Radius: 12.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.99 AU - 2.91 AU

Year: 2647 Days

Day: 6.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,258,578 km

• M1: 160,519 km (0.041 R)
• M2: 816,655 km (0.113 R)
• M3: 1,831,377 km (0.073 R)
• M4: 2,323,255 km (0.088 R)
• M5: 3,112,832 km (0.103 R)
• M6: 3,820,730 km (0.104 R)
• M7: 5,147,812 km (0.072 R)
• M8: 5,886,078 km (0.08 R)
• M9: 6,762,273 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925

Radius: 8.1

Gravity: 14.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.37 AU - 4.57 AU

Year: 6523 Days

Day: 10.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,258,578 km

• M1: 101,577 km (0.046 R)
• M2: 364,869 km (0.046 R)
• M3: 729,290 km (0.046 R)
• M4: 1,307,934 km (0.102 R)
• M5: 2,163,484 km (0.079 R)
• M6: 2,422,588 km (0.092 R)
• M7: 3,771,362 km (0.113 R)
• M8: 4,892,748 km (0.101 R)
• M9: 5,404,672 km (0.108 R)
• M10: 6,822,860 km (0.072 R)
• M11: 7,118,914 km (0.026 R)
• M12: 8,347,711 km (0.098 R)
• M13: 8,601,130 km (0.111 R)
• M14: 9,758,718 km (0.068 R)
• M15: 11,580,670 km (0.074 R)
• M16: 11,949,280 km (0.088 R)
• M17: 12,544,230 km (0.075 R)
• M18: 14,999,131 km (0.06 R)
• M19: 16,013,106 km (0.063 R)
• M20: 17,966,405 km (0.091 R)
• M21: 22,017,366 km (0.081 R)
• M22: 23,913,818 km (0.064 R)
• M23: 24,771,313 km (0.105 R)
• M24: 26,095,853 km (0.113 R)
• M25: 28,597,877 km (0.072 R)
• M26: 29,078,236 km (0.058 R)
• M27: 34,504,898 km (0.12 R)
• M28: 34,830,872 km (0.116 R)
• M29: 36,829,799 km (0.079 R)
• M30: 38,204,155 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.4

Radius: 7.2

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.3 AU - 6.74 AU

Year: 11492 Days

Day: 21.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,258,578 km

• M1: 99,333 km (0.078 R)
• M2: 640,279 km (0.107 R)
• M3: 1,256,622 km (0.056 R)
• M4: 2,197,593 km (0.058 R)
• M5: 2,611,680 km (0.039 R)
• M6: 3,267,666 km (0.116 R)
• M7: 3,492,213 km (0.076 R)
• M8: 6,460,085 km (0.099 R)
• M9: 7,393,875 km (0.101 R)
• M10: 7,915,373 km (0.088 R)
• M11: 8,139,919 km (0.109 R)
• M12: 8,461,256 km (0.08 R)
• M13: 8,935,032 km (0.072 R)
• M14: 9,577,106 km (0.095 R)
• M15: 10,302,656 km (0.116 R)
• M16: 10,843,003 km (0.082 R)
• M17: 13,896,445 km (0.068 R)
• M18: 14,355,860 km (0.101 R)
• M19: 16,659,518 km (0.111 R)
• M20: 17,178,024 km (0.107 R)
• M21: 18,639,745 km (0.083 R)
• M22: 19,768,611 km (0.102 R)
• M23: 24,456,110 km (0.086 R)
• M24: 30,819,854 km (0.115 R)
• M25: 31,264,758 km (0.069 R)
• M26: 32,167,133 km (0.074 R)
• M27: 34,024,091 km (0.075 R)
• M28: 35,462,774 km (0.029 R)
• M29: 36,692,319 km (0.034 R)
• M30: 40,551,345 km (0.066 R)
• M31: 43,547,192 km (0.106 R)
• M32: 45,672,529 km (0.088 R)
• M33: 46,980,314 km (0.118 R)
• M34: 49,366,699 km (0.036 R)
• M35: 49,975,712 km (0.076 R)
• M36: 50,744,047 km (0.089 R)
• M37: 51,520,011 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.5

Radius: 3.7

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.51 AU - 9.15 AU

Year: 16595 Days

Day: 18.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,258,578 km

• M1: 48,320 km (0.1 R)
• M2: 164,258 km (0.099 R)
• M3: 407,505 km (0.084 R)
• M4: 566,078 km (0.043 R)
• M5: 735,274 km (0.101 R)
• M6: 1,009,786 km (0.059 R)
• M7: 1,271,432 km (0.118 R)
• M8: 1,441,974 km (0.091 R)
• M9: 1,653,505 km (0.101 R)
• M10: 2,077,017 km (0.062 R)
• M11: 2,499,481 km (0.031 R)
• M12: 3,094,881 km (0.095 R)
• M13: 3,555,642 km (0.085 R)
• M14: 4,206,393 km (0.075 R)
• M15: 9,980,572 km (0.09 R)
• M16: 10,112,816 km (0.113 R)
• M17: 15,163,988 km (0.074 R)
• M18: 15,515,094 km (0.092 R)
• M19: 19,950,970 km (0.051 R)
• M20: 21,968,747 km (0.07 R)
• M21: 23,960,642 km (0.103 R)
• M22: 28,652,929 km (0.03 R)
• M23: 30,559,404 km (0.025 R)
• M24: 31,781,020 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.5

Radius: 5.1

Gravity: 20.78 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.66 AU - 12.34 AU

Year: 23485 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,258,578 km

• M1: 63,429 km (0.112 R)
• M2: 482,453 km (0.075 R)
• M3: 707,897 km (0.11 R)
• M4: 1,052,571 km (0.046 R)
• M5: 1,285,195 km (0.067 R)
• M6: 1,535,173 km (0.084 R)
• M7: 1,835,715 km (0.102 R)
• M8: 2,674,062 km (0.093 R)
• M9: 2,950,818 km (0.119 R)
• M10: 4,056,496 km (0.108 R)
• M11: 5,612,015 km (0.072 R)
• M12: 7,188,926 km (0.099 R)
• M13: 8,550,117 km (0.072 R)
• M14: 11,704,837 km (0.108 R)
• M15: 12,651,941 km (0.104 R)
• M16: 14,468,508 km (0.093 R)
• M17: 16,204,890 km (0.104 R)
• M18: 16,369,298 km (0.103 R)
• M19: 24,542,129 km (0.113 R)
• M20: 27,932,316 km (0.065 R)
• M21: 30,109,115 km (0.093 R)
• M22: 34,660,929 km (0.115 R)
• M23: 37,744,889 km (0.111 R)
• M24: 38,034,062 km (0.077 R)
• M25: 39,057,610 km (0.114 R)
• M26: 41,312,499 km (0.085 R)
• M27: 43,020,159 km (0.088 R)
• M28: 43,335,661 km (0.112 R)
• M29: 47,075,308 km (0.025 R)
• M30: 49,626,550 km (0.105 R)
• M31: 56,688,468 km (0.099 R)
• M32: 58,215,413 km (0.048 R)
• M33: 61,550,698 km (0.074 R)
• M34: 65,011,046 km (0.109 R)
• M35: 66,894,483 km (0.105 R)
• M36: 68,384,328 km (0.089 R)
• M37: 73,885,640 km (0.11 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: 355 - 15,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit