🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.9

Radius: 8.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.7 AU - 0.94 AU

Year: 504 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,650,543 km

• M1: 106,962 km (0.055 R)
• M2: 599,738 km (0.1 R)
• M3: 866,770 km (0.073 R)
• M4: 1,159,234 km (0.099 R)
• M5: 1,899,893 km (0.113 R)
• M6: 2,261,920 km (0.054 R)
• M7: 3,292,350 km (0.028 R)
• M8: 3,759,095 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.3

Radius: 13.3

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.79 AU - 1.15 AU

Year: 648 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,650,543 km

• M1: 165,455 km (0.073 R)
• M2: 613,650 km (0.067 R)
• M3: 1,028,037 km (0.107 R)
• M4: 2,103,795 km (0.116 R)
• M5: 2,562,462 km (0.116 R)
• M6: 3,227,724 km (0.088 R)
• M7: 3,937,715 km (0.089 R)
• M8: 4,462,504 km (0.099 R)
• M9: 5,033,669 km (0.112 R)
• M10: 6,211,304 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901

Radius: 12.6

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.14 AU - 1.48 AU

Year: 1017 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,650,543 km

• M1: 156,779 km (0.116 R)
• M2: 577,149 km (0.048 R)
• M3: 1,219,821 km (0.096 R)
• M4: 1,653,804 km (0.111 R)
• M5: 2,279,872 km (0.115 R)
• M6: 2,730,909 km (0.089 R)
• M7: 3,170,876 km (0.105 R)
• M8: 4,178,867 km (0.116 R)
• M9: 5,071,817 km (0.089 R)
• M10: 5,742,015 km (0.103 R)
• M11: 6,154,307 km (0.049 R)
• M12: 6,703,331 km (0.115 R)
• M13: 7,235,151 km (0.077 R)
• M14: 9,500,362 km (0.055 R)
• M15: 10,424,877 km (0.09 R)
• M16: 11,140,254 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.4

Radius: 10.2

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.68 AU - 2.2 AU

Year: 1833 Days

Day: 5.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,650,543 km

• M1: 127,158 km (0.1 R)
• M2: 452,683 km (0.084 R)
• M3: 806,183 km (0.114 R)
• M4: 1,178,981 km (0.12 R)
• M5: 1,550,133 km (0.086 R)
• M6: 1,906,326 km (0.068 R)
• M7: 2,298,571 km (0.113 R)
• M8: 2,943,189 km (0.082 R)
• M9: 3,638,370 km (0.071 R)
• M10: 4,117,233 km (0.105 R)
• M11: 4,484,795 km (0.113 R)
• M12: 5,353,958 km (0.116 R)
• M13: 5,865,134 km (0.092 R)
• M14: 6,682,836 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.1

Radius: 8.8

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2 AU - 2.24 AU

Year: 2094 Days

Day: 11.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,650,543 km

• M1: 110,254 km (0.106 R)
• M2: 403,765 km (0.086 R)
• M3: 700,417 km (0.079 R)
• M4: 983,606 km (0.11 R)
• M5: 1,336,059 km (0.101 R)
• M6: 1,761,515 km (0.077 R)
• M7: 2,632,923 km (0.109 R)
• M8: 4,129,799 km (0.109 R)
• M9: 4,621,677 km (0.117 R)
• M10: 5,455,834 km (0.061 R)
• M11: 6,255,285 km (0.069 R)
• M12: 6,765,713 km (0.106 R)
• M13: 7,130,732 km (0.073 R)
• M14: 7,778,491 km (0.088 R)
• M15: 8,273,809 km (0.059 R)
• M16: 8,789,922 km (0.07 R)
• M17: 9,465,207 km (0.073 R)
• M18: 11,304,513 km (0.092 R)
• M19: 12,725,992 km (0.069 R)
• M20: 13,153,094 km (0.049 R)
• M21: 13,545,638 km (0.105 R)
• M22: 14,538,370 km (0.104 R)
• M23: 17,231,281 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581

Radius: 4.7

Gravity: 26.3 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.85 AU - 10.61 AU

Year: 19019 Days

Day: 20.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 69,650,543 km

• M1: 58,493 km (0.079 R)
• M2: 376,837 km (0.054 R)
• M3: 1,132,905 km (0.08 R)
• M4: 2,425,430 km (0.065 R)
• M5: 2,842,210 km (0.028 R)
• M6: 4,681,516 km (0.087 R)
• M7: 5,400,782 km (0.084 R)
• M8: 5,946,216 km (0.044 R)
• M9: 7,237,695 km (0.118 R)
• M10: 8,757,459 km (0.088 R)
• M11: 9,235,724 km (0.056 R)
• M12: 9,787,291 km (0.057 R)
• M13: 10,477,835 km (0.074 R)
• M14: 11,573,789 km (0.072 R)
• M15: 12,345,564 km (0.103 R)
• M16: 14,424,077 km (0.066 R)
• M17: 15,699,698 km (0.113 R)
• M18: 17,048,772 km (0.096 R)
• M19: 17,793,320 km (0.113 R)
• M20: 18,906,777 km (0.106 R)
• M21: 19,794,341 km (0.111 R)
• M22: 20,431,928 km (0.114 R)
• M23: 20,616,531 km (0.098 R)
• M24: 22,623,237 km (0.097 R)
• M25: 23,521,722 km (0.091 R)
• M26: 27,466,169 km (0.032 R)
• M27: 28,603,262 km (0.111 R)
• M28: 32,077,673 km (0.093 R)
• M29: 40,428,376 km (0.115 R)
• M30: 42,196,174 km (0.107 R)
• M31: 42,495,669 km (0.096 R)
• M32: 43,402,830 km (0.077 R)
• M33: 45,412,678 km (0.093 R)
• M34: 49,118,666 km (0.109 R)
• M35: 50,622,124 km (0.028 R)
• M36: 52,674,158 km (0.115 R)
• M37: 56,760,723 km (0.041 R)
• M38: 58,601,525 km (0.107 R)
• M39: 61,436,854 km (0.063 R)
• M40: 64,164,472 km (0.072 R)
• M41: 66,768,372 km (0.105 R)
• M42: 66,971,526 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 13,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit