🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128

Radius: 14.3

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.94 AU - 4.42 AU

Year: 5434 Days

Day: 7.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,392,450 km

• M1: 178,171 km (0.111 R)
• M2: 623,075 km (0.043 R)
• M3: 1,185,114 km (0.08 R)
• M4: 2,006,407 km (0.098 R)
• M5: 2,991,658 km (0.063 R)
• M6: 4,380,974 km (0.099 R)
• M7: 4,826,476 km (0.1 R)
• M8: 6,727,566 km (0.088 R)
• M9: 7,352,735 km (0.082 R)
• M10: 11,235,847 km (0.112 R)
• M11: 13,438,676 km (0.071 R)
• M12: 15,426,981 km (0.091 R)
• M13: 16,771,866 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.7

Radius: 11.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.33 AU - 4.71 AU

Year: 6110 Days

Day: 6.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,392,450 km

• M1: 146,157 km (0.044 R)
• M2: 608,265 km (0.118 R)
• M3: 1,176,138 km (0.101 R)
• M4: 1,707,211 km (0.11 R)
• M5: 2,470,160 km (0.115 R)
• M6: 3,486,827 km (0.113 R)
• M7: 4,739,560 km (0.101 R)
• M8: 7,872,289 km (0.064 R)
• M9: 8,533,362 km (0.06 R)
• M10: 12,453,873 km (0.113 R)
• M11: 13,497,468 km (0.1 R)
• M12: 13,990,692 km (0.064 R)
• M13: 16,140,114 km (0.067 R)
• M14: 17,379,981 km (0.039 R)
• M15: 17,964,161 km (0.092 R)
• M16: 18,987,261 km (0.082 R)
• M17: 19,669,726 km (0.082 R)
• M18: 20,887,004 km (0.104 R)
• M19: 22,495,630 km (0.092 R)
• M20: 23,826,453 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 4

Gravity: 29.99 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5 AU - 7.2 AU

Year: 9579 Days

Day: 16.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,392,450 km

• M1: 49,816 km (0.079 R)
• M2: 294,708 km (0.071 R)
• M3: 526,734 km (0.086 R)
• M4: 863,030 km (0.109 R)
• M5: 1,036,713 km (0.087 R)
• M6: 1,176,438 km (0.087 R)
• M7: 1,304,643 km (0.098 R)
• M8: 1,945,371 km (0.096 R)
• M9: 2,316,822 km (0.082 R)
• M10: 2,918,206 km (0.116 R)
• M11: 3,403,950 km (0.098 R)
• M12: 3,593,341 km (0.101 R)
• M13: 3,993,066 km (0.099 R)
• M14: 4,257,705 km (0.068 R)
• M15: 4,705,152 km (0.067 R)
• M16: 4,910,550 km (0.081 R)
• M17: 5,960,278 km (0.083 R)
• M18: 6,200,832 km (0.1 R)
• M19: 6,519,475 km (0.103 R)
• M20: 8,278,896 km (0.064 R)
• M21: 10,982,428 km (0.102 R)
• M22: 14,774,884 km (0.096 R)
• M23: 15,025,461 km (0.097 R)
• M24: 15,859,618 km (0.095 R)
• M25: 21,203,553 km (0.095 R)
• M26: 23,759,283 km (0.111 R)
• M27: 25,602,479 km (0.105 R)
• M28: 27,918,553 km (0.071 R)
• M29: 30,269,633 km (0.119 R)
• M30: 31,081,800 km (0.092 R)
• M31: 31,804,358 km (0.117 R)
• M32: 34,366,221 km (0.089 R)
• M33: 36,832,492 km (0.06 R)
• M34: 38,344,029 km (0.088 R)
• M35: 41,118,471 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.4

Radius: 3.8

Gravity: 55.91 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.05 AU - 7.07 AU

Year: 10683 Days

Day: 20.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 43,392,450 km

• M1: 47,273 km (0.096 R)
• M2: 543,938 km (0.084 R)
• M3: 673,789 km (0.058 R)
• M4: 976,425 km (0.12 R)
• M5: 1,170,903 km (0.045 R)
• M6: 3,135,123 km (0.088 R)
• M7: 3,744,435 km (0.113 R)
• M8: 5,092,910 km (0.078 R)
• M9: 5,857,205 km (0.083 R)
• M10: 6,381,696 km (0.12 R)
• M11: 7,226,176 km (0.095 R)
• M12: 7,917,617 km (0.082 R)
• M13: 8,418,022 km (0.104 R)
• M14: 9,182,916 km (0.082 R)
• M15: 10,469,009 km (0.097 R)
• M16: 15,593,932 km (0.114 R)
• M17: 16,523,534 km (0.091 R)
• M18: 17,338,543 km (0.05 R)
• M19: 18,180,031 km (0.05 R)
• M20: 19,048,446 km (0.045 R)
• M21: 20,276,495 km (0.109 R)
• M22: 20,612,791 km (0.079 R)
• M23: 21,731,185 km (0.055 R)
• M24: 22,171,900 km (0.116 R)
• M25: 22,439,082 km (0.074 R)
• M26: 25,231,177 km (0.072 R)
• M27: 26,911,759 km (0.092 R)
• M28: 30,056,905 km (0.112 R)
• M29: 31,943,633 km (0.054 R)
• M30: 36,319,670 km (0.083 R)
• M31: 37,064,967 km (0.108 R)
• M32: 38,843,536 km (0.095 R)
• M33: 39,362,042 km (0.027 R)
• M34: 41,078,827 km (0.054 R)
• M35: 41,347,206 km (0.109 R)
• M36: 42,023,538 km (0.089 R)
• M37: 43,259,366 km (0.094 R)
• M38: 43,537,319 km (0.106 R)
• M39: 46,236,962 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.5

Radius: 5.7

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.6 AU - 7.7 AU

Year: 13453 Days

Day: 19.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,392,450 km

• M1: 70,909 km (0.085 R)
• M2: 248,482 km (0.072 R)
• M3: 697,724 km (0.041 R)
• M4: 889,958 km (0.061 R)
• M5: 1,769,294 km (0.085 R)
• M6: 2,371,126 km (0.115 R)
• M7: 3,406,344 km (0.092 R)
• M8: 4,563,483 km (0.058 R)
• M9: 4,928,352 km (0.119 R)
• M10: 5,182,220 km (0.103 R)
• M11: 6,972,308 km (0.09 R)
• M12: 8,401,865 km (0.109 R)
• M13: 11,110,783 km (0.106 R)
• M14: 14,804,205 km (0.113 R)
• M15: 19,554,536 km (0.114 R)
• M16: 21,090,009 km (0.12 R)
• M17: 21,591,012 km (0.103 R)
• M18: 26,851,471 km (0.049 R)
• M19: 27,539,023 km (0.055 R)
• M20: 29,360,676 km (0.068 R)
• M21: 32,572,692 km (0.106 R)
• M22: 40,962,141 km (0.111 R)
• M23: 43,464,913 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.8

Radius: 3.9

Gravity: 15.44 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.35 AU - 9.89 AU

Year: 14712 Days

Day: 20.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,392,450 km

• M1: 48,470 km (0.079 R)
• M2: 177,872 km (0.114 R)
• M3: 640,279 km (0.101 R)
• M4: 855,101 km (0.086 R)
• M5: 1,266,196 km (0.092 R)
• M6: 2,243,968 km (0.119 R)
• M7: 2,822,463 km (0.076 R)
• M8: 2,970,715 km (0.079 R)
• M9: 4,212,676 km (0.09 R)
• M10: 4,606,268 km (0.112 R)
• M11: 4,902,173 km (0.066 R)
• M12: 5,242,059 km (0.098 R)
• M13: 5,597,504 km (0.058 R)
• M14: 8,860,233 km (0.073 R)
• M15: 9,364,079 km (0.109 R)
• M16: 11,787,714 km (0.08 R)
• M17: 11,951,823 km (0.064 R)
• M18: 13,319,596 km (0.106 R)
• M19: 15,107,440 km (0.103 R)
• M20: 16,294,050 km (0.059 R)
• M21: 17,118,784 km (0.115 R)
• M22: 20,302,675 km (0.038 R)
• M23: 21,337,743 km (0.103 R)
• M24: 23,340,110 km (0.097 R)
• M25: 26,200,122 km (0.062 R)
• M26: 27,234,741 km (0.052 R)
• M27: 28,296,437 km (0.111 R)
• M28: 29,889,355 km (0.106 R)
• M29: 35,477,883 km (0.067 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit