🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.7

Radius: 12.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.89 AU - 0.97 AU

Year: 619 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,090,815 km

• M1: 151,692 km (0.035 R)
• M2: 638,484 km (0.097 R)
• M3: 1,272,629 km (0.067 R)
• M4: 1,924,277 km (0.072 R)
• M5: 2,871,232 km (0.096 R)
• M6: 3,613,836 km (0.113 R)
• M7: 4,385,013 km (0.101 R)
• M8: 5,725,260 km (0.087 R)
• M9: 6,254,687 km (0.099 R)
• M10: 6,881,352 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.3

Radius: 13.7

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.22 AU - 3.5 AU

Year: 4251 Days

Day: 6.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,090,815 km

• M1: 170,691 km (0.072 R)
• M2: 600,935 km (0.056 R)
• M3: 1,733,989 km (0.116 R)
• M4: 3,382,857 km (0.044 R)
• M5: 4,988,341 km (0.056 R)
• M6: 7,349,444 km (0.109 R)
• M7: 9,607,325 km (0.1 R)
• M8: 10,228,156 km (0.109 R)
• M9: 11,429,277 km (0.08 R)
• M10: 12,896,084 km (0.094 R)
• M11: 14,484,963 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.9

Radius: 13.6

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.55 AU - 4.99 AU

Year: 6091 Days

Day: 8.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,090,815 km

• M1: 169,195 km (0.086 R)
• M2: 861,983 km (0.096 R)
• M3: 1,346,082 km (0.111 R)
• M4: 1,929,364 km (0.081 R)
• M5: 3,148,736 km (0.083 R)
• M6: 3,769,717 km (0.048 R)
• M7: 4,648,754 km (0.08 R)
• M8: 5,432,048 km (0.048 R)
• M9: 5,895,502 km (0.102 R)
• M10: 6,385,286 km (0.108 R)
• M11: 8,118,976 km (0.092 R)
• M12: 8,692,235 km (0.064 R)
• M13: 9,807,188 km (0.117 R)
• M14: 12,540,790 km (0.081 R)
• M15: 13,963,316 km (0.105 R)
• M16: 15,902,852 km (0.107 R)
• M17: 20,556,543 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.2

Radius: 12.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.89 AU - 4.75 AU

Year: 6198 Days

Day: 5.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,090,815 km

• M1: 162,762 km (0.12 R)
• M2: 604,974 km (0.105 R)
• M3: 1,322,894 km (0.109 R)
• M4: 1,794,576 km (0.112 R)
• M5: 2,394,164 km (0.073 R)
• M6: 2,946,629 km (0.056 R)
• M7: 4,333,102 km (0.088 R)
• M8: 5,006,143 km (0.087 R)
• M9: 6,292,086 km (0.114 R)
• M10: 7,286,463 km (0.069 R)
• M11: 7,890,390 km (0.073 R)
• M12: 8,784,387 km (0.077 R)
• M13: 9,586,531 km (0.089 R)
• M14: 11,336,975 km (0.07 R)
• M15: 12,241,594 km (0.08 R)
• M16: 12,711,780 km (0.091 R)
• M17: 13,638,239 km (0.062 R)
• M18: 15,845,556 km (0.11 R)
• M19: 16,347,906 km (0.08 R)
• M20: 17,267,185 km (0.11 R)
• M21: 17,919,132 km (0.097 R)
• M22: 24,250,563 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.8

Radius: 4

Gravity: 51.11 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.81 AU - 6.59 AU

Year: 9393 Days

Day: 17.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,090,815 km

• M1: 50,564 km (0.108 R)
• M2: 201,359 km (0.073 R)
• M3: 329,115 km (0.047 R)
• M4: 540,796 km (0.112 R)
• M5: 848,220 km (0.084 R)
• M6: 1,189,602 km (0.06 R)
• M7: 1,848,880 km (0.118 R)
• M8: 2,266,557 km (0.08 R)
• M9: 2,517,732 km (0.097 R)
• M10: 3,608,151 km (0.119 R)
• M11: 3,950,581 km (0.036 R)
• M12: 4,256,957 km (0.095 R)
• M13: 4,916,983 km (0.037 R)
• M14: 8,930,993 km (0.114 R)
• M15: 10,364,589 km (0.08 R)
• M16: 11,887,795 km (0.094 R)
• M17: 13,002,299 km (0.05 R)
• M18: 13,491,933 km (0.06 R)
• M19: 13,866,975 km (0.085 R)
• M20: 14,967,566 km (0.048 R)
• M21: 15,302,067 km (0.115 R)
• M22: 15,505,071 km (0.037 R)
• M23: 16,194,867 km (0.106 R)
• M24: 16,476,560 km (0.072 R)
• M25: 16,618,528 km (0.095 R)
• M26: 18,083,989 km (0.037 R)
• M27: 24,623,062 km (0.037 R)
• M28: 25,846,772 km (0.062 R)
• M29: 27,707,470 km (0.098 R)
• M30: 28,516,945 km (0.071 R)
• M31: 29,550,666 km (0.03 R)
• M32: 34,166,209 km (0.052 R)
• M33: 36,765,173 km (0.076 R)
• M34: 38,610,911 km (0.103 R)
• M35: 39,239,671 km (0.101 R)
• M36: 42,485,795 km (0.074 R)
• M37: 43,155,844 km (0.039 R)
• M38: 44,105,641 km (0.092 R)
• M39: 47,755,679 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.1

Radius: 4.6

Gravity: 23.68 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.71 AU - 12.23 AU

Year: 23385 Days

Day: 16.2 Hours

Environment

Temp: -246 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,090,815 km

• M1: 57,296 km (0.083 R)
• M2: 252,671 km (0.068 R)
• M3: 444,156 km (0.055 R)
• M4: 612,304 km (0.117 R)
• M5: 855,849 km (0.091 R)
• M6: 1,317,957 km (0.05 R)
• M7: 2,151,517 km (0.071 R)
• M8: 2,433,658 km (0.078 R)
• M9: 2,764,868 km (0.031 R)
• M10: 3,179,404 km (0.102 R)
• M11: 3,401,706 km (0.039 R)
• M12: 4,532,815 km (0.119 R)
• M13: 4,743,150 km (0.061 R)
• M14: 4,923,416 km (0.072 R)
• M15: 5,413,349 km (0.045 R)
• M16: 5,894,007 km (0.061 R)
• M17: 7,031,998 km (0.097 R)
• M18: 7,554,992 km (0.075 R)
• M19: 7,850,896 km (0.082 R)
• M20: 8,001,691 km (0.062 R)
• M21: 8,785,135 km (0.113 R)
• M22: 15,912,277 km (0.109 R)
• M23: 19,617,517 km (0.028 R)
• M24: 20,176,414 km (0.065 R)
• M25: 21,034,508 km (0.114 R)
• M26: 24,176,213 km (0.112 R)
• M27: 27,041,162 km (0.106 R)
• M28: 28,200,695 km (0.088 R)
• M29: 28,792,803 km (0.035 R)
• M30: 29,879,332 km (0.111 R)
• M31: 30,992,939 km (0.111 R)
• M32: 36,000,578 km (0.12 R)
• M33: 41,369,197 km (0.082 R)
• M34: 47,081,741 km (0.089 R)
• M35: 48,418,847 km (0.108 R)
• M36: 54,749,978 km (0.029 R)
• M37: 56,041,906 km (0.087 R)
• M38: 63,008,230 km (0.06 R)
• M39: 64,630,918 km (0.12 R)
• M40: 66,281,281 km (0.092 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 16,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit