🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314

Radius: 13.4

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.61 AU - 0.69 AU

Year: 349 Days

Day: 5.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,330,075 km

• M1: 166,652 km (0.118 R)
• M2: 590,313 km (0.05 R)
• M3: 1,149,211 km (0.098 R)
• M4: 1,724,863 km (0.099 R)
• M5: 2,155,257 km (0.118 R)
• M6: 2,753,947 km (0.078 R)
• M7: 3,309,404 km (0.11 R)
• M8: 3,804,723 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.9

Radius: 12.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.05 AU - 1.63 AU

Year: 1034 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,330,075 km

• M1: 155,731 km (0.108 R)
• M2: 576,700 km (0.078 R)
• M3: 1,195,586 km (0.07 R)
• M4: 1,622,838 km (0.117 R)
• M5: 2,052,333 km (0.092 R)
• M6: 2,455,350 km (0.091 R)
• M7: 2,988,816 km (0.094 R)
• M8: 3,540,383 km (0.11 R)
• M9: 4,224,793 km (0.073 R)
• M10: 4,687,350 km (0.102 R)
• M11: 5,240,862 km (0.079 R)
• M12: 5,694,593 km (0.107 R)
• M13: 6,325,896 km (0.12 R)
• M14: 6,933,413 km (0.118 R)
• M15: 7,703,692 km (0.099 R)
• M16: 8,910,049 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.6

Radius: 11.8

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.35 AU - 3.37 AU

Year: 4107 Days

Day: 14.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,330,075 km

• M1: 147,504 km (0.073 R)
• M2: 598,092 km (0.107 R)
• M3: 1,083,388 km (0.116 R)
• M4: 1,657,993 km (0.062 R)
• M5: 3,173,420 km (0.108 R)
• M6: 4,580,388 km (0.107 R)
• M7: 5,140,332 km (0.112 R)
• M8: 7,165,140 km (0.081 R)
• M9: 8,100,426 km (0.101 R)
• M10: 9,076,402 km (0.086 R)
• M11: 10,298,168 km (0.032 R)
• M12: 10,728,860 km (0.087 R)
• M13: 11,858,474 km (0.114 R)
• M14: 14,141,786 km (0.072 R)
• M15: 17,360,085 km (0.116 R)
• M16: 23,983,531 km (0.103 R)
• M17: 24,818,436 km (0.111 R)
• M18: 27,439,840 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.1

Radius: 6.9

Gravity: 20.33 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.88 AU - 6.94 AU

Year: 9581 Days

Day: 15.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,330,075 km

• M1: 106,962 km (0.112 R)
• M2: 328,966 km (0.087 R)
• M3: 930,948 km (0.042 R)
• M4: 1,231,490 km (0.072 R)
• M5: 1,748,350 km (0.113 R)
• M6: 2,229,008 km (0.06 R)
• M7: 3,158,011 km (0.099 R)
• M8: 3,426,090 km (0.106 R)
• M9: 4,206,543 km (0.046 R)
• M10: 4,441,411 km (0.067 R)
• M11: 4,778,605 km (0.109 R)
• M12: 5,067,179 km (0.026 R)
• M13: 9,350,166 km (0.118 R)
• M14: 9,700,674 km (0.089 R)
• M15: 10,164,128 km (0.07 R)
• M16: 11,643,501 km (0.107 R)
• M17: 15,090,835 km (0.113 R)
• M18: 15,713,012 km (0.089 R)
• M19: 16,352,244 km (0.085 R)
• M20: 21,666,858 km (0.099 R)
• M21: 22,016,319 km (0.115 R)
• M22: 23,269,201 km (0.108 R)
• M23: 25,333,053 km (0.065 R)
• M24: 31,912,517 km (0.092 R)
• M25: 32,365,051 km (0.102 R)
• M26: 34,454,334 km (0.046 R)
• M27: 38,899,785 km (0.07 R)
• M28: 39,937,096 km (0.044 R)
• M29: 42,747,592 km (0.099 R)
• M30: 46,406,456 km (0.117 R)
• M31: 47,720,075 km (0.111 R)
• M32: 48,460,435 km (0.059 R)
• M33: 48,908,331 km (0.032 R)
• M34: 50,116,334 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.1

Radius: 3.9

Gravity: 28.61 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7 AU - 8.62 AU

Year: 14555 Days

Day: 15 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,330,075 km

• M1: 49,068 km (0.109 R)
• M2: 261,048 km (0.119 R)
• M3: 490,831 km (0.108 R)
• M4: 619,186 km (0.056 R)
• M5: 779,405 km (0.087 R)
• M6: 1,272,330 km (0.085 R)
• M7: 1,654,253 km (0.113 R)
• M8: 2,163,335 km (0.077 R)
• M9: 2,515,189 km (0.098 R)
• M10: 2,683,337 km (0.073 R)
• M11: 2,814,235 km (0.098 R)
• M12: 3,112,832 km (0.086 R)
• M13: 3,854,688 km (0.116 R)
• M14: 5,194,636 km (0.107 R)
• M15: 5,968,805 km (0.105 R)
• M16: 8,009,021 km (0.093 R)
• M17: 9,383,078 km (0.101 R)
• M18: 9,685,714 km (0.048 R)
• M19: 10,417,397 km (0.105 R)
• M20: 14,769,798 km (0.098 R)
• M21: 15,317,476 km (0.114 R)
• M22: 15,737,098 km (0.059 R)
• M23: 17,116,240 km (0.036 R)
• M24: 17,416,633 km (0.099 R)
• M25: 18,891,219 km (0.069 R)
• M26: 23,348,637 km (0.074 R)
• M27: 25,623,422 km (0.049 R)
• M28: 27,628,483 km (0.049 R)
• M29: 30,278,609 km (0.041 R)
• M30: 32,060,768 km (0.065 R)
• M31: 32,862,015 km (0.109 R)
• M32: 37,951,633 km (0.031 R)
• M33: 38,462,061 km (0.061 R)
• M34: 45,664,451 km (0.099 R)
• M35: 46,532,418 km (0.049 R)
• M36: 47,263,951 km (0.117 R)
• M37: 49,504,927 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440

Radius: 7.7

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.15 AU - 10.65 AU

Year: 20772 Days

Day: 21.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,330,075 km

• M1: 95,892 km (0.108 R)
• M2: 782,846 km (0.09 R)
• M3: 1,048,681 km (0.065 R)
• M4: 1,404,425 km (0.09 R)
• M5: 1,947,615 km (0.116 R)
• M6: 2,319,665 km (0.091 R)
• M7: 2,904,891 km (0.109 R)
• M8: 3,584,963 km (0.105 R)
• M9: 3,932,629 km (0.056 R)
• M10: 4,334,598 km (0.098 R)
• M11: 4,662,068 km (0.099 R)
• M12: 6,100,751 km (0.095 R)
• M13: 6,387,380 km (0.074 R)
• M14: 6,682,836 km (0.062 R)
• M15: 7,031,698 km (0.064 R)
• M16: 9,386,818 km (0.1 R)
• M17: 10,048,788 km (0.096 R)
• M18: 11,652,029 km (0.037 R)
• M19: 12,030,212 km (0.118 R)
• M20: 16,668,494 km (0.117 R)
• M21: 18,560,009 km (0.089 R)
• M22: 24,261,483 km (0.062 R)
• M23: 27,673,362 km (0.072 R)
• M24: 28,233,905 km (0.117 R)
• M25: 29,726,593 km (0.111 R)
• M26: 32,868,747 km (0.104 R)
• M27: 33,370,947 km (0.049 R)
• M28: 33,750,925 km (0.077 R)
• M29: 39,098,002 km (0.107 R)
• M30: 46,541,693 km (0.056 R)
• M31: 52,450,360 km (0.101 R)
• M32: 53,828,007 km (0.095 R)
• M33: 56,117,901 km (0.068 R)
• M34: 58,471,973 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 17,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit