🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.5

Radius: 11.5

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.91 AU - 1.11 AU

Year: 701 Days

Day: 11.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,409,572 km

• M1: 143,016 km (0.068 R)
• M2: 567,724 km (0.063 R)
• M3: 949,348 km (0.075 R)
• M4: 1,604,587 km (0.085 R)
• M5: 2,243,070 km (0.107 R)
• M6: 3,032,199 km (0.108 R)
• M7: 3,684,147 km (0.099 R)
• M8: 5,121,034 km (0.107 R)
• M9: 6,659,200 km (0.028 R)
• M10: 7,082,113 km (0.067 R)
• M11: 8,797,552 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.7

Radius: 13.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.51 AU - 2.09 AU

Year: 1667 Days

Day: 6.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,409,572 km

• M1: 165,455 km (0.091 R)
• M2: 694,583 km (0.113 R)
• M3: 1,242,859 km (0.113 R)
• M4: 1,770,940 km (0.092 R)
• M5: 2,246,661 km (0.059 R)
• M6: 3,605,159 km (0.041 R)
• M7: 4,110,201 km (0.109 R)
• M8: 4,778,754 km (0.032 R)
• M9: 5,326,881 km (0.08 R)
• M10: 6,239,727 km (0.077 R)
• M11: 6,896,163 km (0.116 R)
• M12: 7,385,348 km (0.08 R)
• M13: 8,814,157 km (0.091 R)
• M14: 9,237,070 km (0.075 R)
• M15: 10,188,961 km (0.106 R)
• M16: 11,487,471 km (0.071 R)
• M17: 12,325,369 km (0.108 R)
• M18: 12,740,203 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 15

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.64 AU - 2.68 AU

Year: 2995 Days

Day: 14.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,409,572 km

• M1: 186,549 km (0.059 R)
• M2: 721,062 km (0.112 R)
• M3: 1,322,595 km (0.116 R)
• M4: 2,533,739 km (0.078 R)
• M5: 3,243,731 km (0.083 R)
• M6: 6,703,331 km (0.083 R)
• M7: 8,833,156 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380

Radius: 9.3

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3 AU - 4.04 AU

Year: 4559 Days

Day: 10.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,409,572 km

• M1: 115,639 km (0.104 R)
• M2: 428,598 km (0.105 R)
• M3: 1,180,776 km (0.097 R)
• M4: 2,093,024 km (0.071 R)
• M5: 2,829,943 km (0.115 R)
• M6: 4,062,480 km (0.05 R)
• M7: 4,715,325 km (0.096 R)
• M8: 5,621,140 km (0.1 R)
• M9: 6,200,682 km (0.081 R)
• M10: 7,446,683 km (0.116 R)
• M11: 9,713,839 km (0.077 R)
• M12: 11,004,569 km (0.071 R)
• M13: 12,727,936 km (0.097 R)
• M14: 13,923,074 km (0.082 R)
• M15: 14,220,624 km (0.11 R)
• M16: 15,773,151 km (0.114 R)
• M17: 18,427,765 km (0.094 R)
• M18: 20,080,373 km (0.052 R)
• M19: 21,366,765 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.4

Radius: 8.5

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.08 AU - 4.12 AU

Year: 5730 Days

Day: 12 Hours

Environment

Temp: -216 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,409,572 km

• M1: 105,766 km (0.059 R)
• M2: 502,499 km (0.088 R)
• M3: 977,472 km (0.087 R)
• M4: 1,353,861 km (0.071 R)
• M5: 1,691,503 km (0.118 R)
• M6: 2,161,689 km (0.066 R)
• M7: 2,940,945 km (0.12 R)
• M8: 3,405,895 km (0.049 R)
• M9: 3,919,015 km (0.106 R)
• M10: 4,482,850 km (0.077 R)
• M11: 4,933,439 km (0.06 R)
• M12: 5,472,589 km (0.091 R)
• M13: 6,081,901 km (0.102 R)
• M14: 8,856,792 km (0.037 R)
• M15: 11,291,647 km (0.037 R)
• M16: 13,536,513 km (0.079 R)
• M17: 14,648,923 km (0.104 R)
• M18: 16,002,335 km (0.077 R)
• M19: 17,890,409 km (0.094 R)
• M20: 19,573,535 km (0.096 R)
• M21: 20,133,779 km (0.1 R)
• M22: 20,489,224 km (0.039 R)
• M23: 20,776,601 km (0.029 R)
• M24: 25,500,453 km (0.119 R)
• M25: 29,594,797 km (0.084 R)
• M26: 32,522,727 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45

Radius: 10

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.43 AU - 4.67 AU

Year: 6699 Days

Day: 11.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,409,572 km

• M1: 125,513 km (0.028 R)
• M2: 637,736 km (0.044 R)
• M3: 1,572,274 km (0.083 R)
• M4: 2,200,884 km (0.086 R)
• M5: 3,573,295 km (0.069 R)
• M6: 4,423,011 km (0.083 R)
• M7: 4,741,355 km (0.115 R)
• M8: 6,195,895 km (0.105 R)
• M9: 6,646,633 km (0.102 R)
• M10: 7,065,657 km (0.102 R)
• M11: 7,474,508 km (0.089 R)
• M12: 12,203,895 km (0.082 R)
• M13: 13,360,436 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814

Radius: 5.8

Gravity: 24.2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.69 AU - 6.41 AU

Year: 9025 Days

Day: 15.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,409,572 km

• M1: 72,106 km (0.055 R)
• M2: 296,653 km (0.103 R)
• M3: 562,638 km (0.093 R)
• M4: 2,336,569 km (0.097 R)
• M5: 2,690,518 km (0.05 R)
• M6: 3,554,595 km (0.079 R)
• M7: 3,968,981 km (0.064 R)
• M8: 4,832,161 km (0.06 R)
• M9: 6,728,912 km (0.109 R)
• M10: 7,568,306 km (0.115 R)
• M11: 8,121,818 km (0.114 R)
• M12: 9,501,709 km (0.074 R)
• M13: 11,797,587 km (0.098 R)
• M14: 13,498,066 km (0.08 R)
• M15: 17,376,989 km (0.097 R)
• M16: 22,798,865 km (0.06 R)
• M17: 25,138,725 km (0.06 R)
• M18: 27,338,113 km (0.104 R)
• M19: 29,558,744 km (0.059 R)
• M20: 33,334,744 km (0.066 R)
• M21: 39,268,693 km (0.103 R)
• M22: 42,748,040 km (0.052 R)
• M23: 46,008,526 km (0.11 R)
• M24: 47,272,628 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.9

Radius: 3.5

Gravity: 69.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.9 AU - 12.04 AU

Year: 21730 Days

Day: 24 Hours

Environment

Temp: -244 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,409,572 km

• M1: 43,683 km (0.037 R)
• M2: 358,885 km (0.101 R)
• M3: 538,852 km (0.108 R)
• M4: 683,961 km (0.117 R)
• M5: 809,624 km (0.105 R)
• M6: 1,252,433 km (0.097 R)
• M7: 1,632,711 km (0.033 R)
• M8: 1,800,710 km (0.093 R)
• M9: 2,128,179 km (0.12 R)
• M10: 2,768,757 km (0.064 R)
• M11: 3,232,660 km (0.085 R)
• M12: 6,127,529 km (0.092 R)
• M13: 6,580,362 km (0.111 R)
• M14: 7,103,655 km (0.061 R)
• M15: 9,125,321 km (0.055 R)
• M16: 10,969,413 km (0.106 R)
• M17: 11,840,372 km (0.084 R)
• M18: 12,540,939 km (0.1 R)
• M19: 17,069,566 km (0.105 R)
• M20: 19,263,867 km (0.118 R)
• M21: 22,261,958 km (0.112 R)
• M22: 24,536,295 km (0.049 R)
• M23: 30,435,388 km (0.055 R)
• M24: 33,641,420 km (0.039 R)
• M25: 36,479,142 km (0.104 R)
• M26: 41,344,812 km (0.075 R)
• M27: 49,248,217 km (0.115 R)
• M28: 50,324,425 km (0.064 R)
• M29: 54,214,268 km (0.1 R)
• M30: 54,594,845 km (0.102 R)
• M31: 62,794,753 km (0.064 R)
• M32: 77,413,757 km (0.115 R)
• M33: 77,896,359 km (0.078 R)
• M34: 81,330,528 km (0.107 R)
• M35: 84,098,687 km (0.091 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 18,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit