🌌 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: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.5

Radius: 12

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.86 AU - 1.02 AU

Year: 618 Days

Day: 10.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,984,783 km

• M1: 149,299 km (0.11 R)
• M2: 546,032 km (0.117 R)
• M3: 934,239 km (0.065 R)
• M4: 1,653,056 km (0.103 R)
• M5: 2,217,489 km (0.095 R)
• M6: 2,884,546 km (0.109 R)
• M7: 3,272,453 km (0.111 R)
• M8: 3,806,817 km (0.111 R)
• M9: 4,604,323 km (0.057 R)
• M10: 4,983,554 km (0.083 R)
• M11: 5,383,728 km (0.062 R)
• M12: 5,805,594 km (0.068 R)
• M13: 6,612,525 km (0.105 R)
• M14: 7,448,029 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.9

Radius: 10.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.8 AU - 1.22 AU

Year: 688 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,984,783 km

• M1: 128,056 km (0.115 R)
• M2: 464,651 km (0.114 R)
• M3: 892,202 km (0.057 R)
• M4: 1,219,372 km (0.063 R)
• M5: 1,725,761 km (0.059 R)
• M6: 2,072,828 km (0.117 R)
• M7: 2,644,292 km (0.058 R)
• M8: 3,713,767 km (0.097 R)
• M9: 4,503,644 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.8

Radius: 8.1

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.96 AU - 2 AU

Year: 1890 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,984,783 km

• M1: 101,727 km (0.116 R)
• M2: 408,851 km (0.069 R)
• M3: 805,734 km (0.07 R)
• M4: 1,865,485 km (0.082 R)
• M5: 2,201,781 km (0.066 R)
• M6: 2,796,433 km (0.116 R)
• M7: 3,101,613 km (0.116 R)
• M8: 3,445,239 km (0.091 R)
• M9: 3,762,237 km (0.075 R)
• M10: 4,283,735 km (0.079 R)
• M11: 4,630,952 km (0.048 R)
• M12: 5,695,490 km (0.057 R)
• M13: 6,482,375 km (0.112 R)
• M14: 6,811,490 km (0.058 R)
• M15: 7,669,584 km (0.045 R)
• M16: 8,658,126 km (0.111 R)
• M17: 9,277,910 km (0.113 R)
• M18: 10,365,038 km (0.08 R)
• M19: 11,063,810 km (0.091 R)
• M20: 11,830,948 km (0.098 R)
• M21: 13,389,608 km (0.033 R)
• M22: 14,007,896 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.8

Radius: 12.2

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.97 AU - 2.33 AU

Year: 2138 Days

Day: 13.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,984,783 km

• M1: 151,692 km (0.118 R)
• M2: 639,531 km (0.074 R)
• M3: 1,104,631 km (0.107 R)
• M4: 1,595,760 km (0.026 R)
• M5: 2,092,425 km (0.108 R)
• M6: 2,691,415 km (0.042 R)
• M7: 3,562,673 km (0.059 R)
• M8: 4,810,918 km (0.11 R)
• M9: 5,246,697 km (0.042 R)
• M10: 6,304,802 km (0.114 R)
• M11: 7,530,158 km (0.117 R)
• M12: 8,215,616 km (0.026 R)
• M13: 8,640,025 km (0.096 R)
• M14: 10,038,466 km (0.067 R)
• M15: 11,461,590 km (0.038 R)
• M16: 12,033,802 km (0.061 R)
• M17: 12,625,013 km (0.078 R)
• M18: 13,458,273 km (0.081 R)
• M19: 13,957,182 km (0.117 R)
• M20: 15,926,638 km (0.105 R)
• M21: 17,857,348 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.1

Radius: 10.3

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.83 AU - 2.65 AU

Year: 2274 Days

Day: 9.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,984,783 km

• M1: 128,056 km (0.11 R)
• M2: 459,864 km (0.089 R)
• M3: 827,875 km (0.099 R)
• M4: 1,438,982 km (0.114 R)
• M5: 2,307,846 km (0.106 R)
• M6: 4,569,916 km (0.11 R)
• M7: 5,145,419 km (0.045 R)
• M8: 5,831,475 km (0.101 R)
• M9: 6,418,796 km (0.112 R)
• M10: 7,711,621 km (0.082 R)
• M11: 10,583,301 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.2

Radius: 7.8

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.15 AU - 7.05 AU

Year: 10218 Days

Day: 15.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,984,783 km

• M1: 99,483 km (0.106 R)
• M2: 484,398 km (0.038 R)
• M3: 787,483 km (0.088 R)
• M4: 1,217,727 km (0.105 R)
• M5: 1,862,793 km (0.098 R)
• M6: 2,407,479 km (0.026 R)
• M7: 2,984,478 km (0.107 R)
• M8: 3,597,829 km (0.053 R)
• M9: 4,146,703 km (0.074 R)
• M10: 6,168,967 km (0.058 R)
• M11: 7,119,811 km (0.073 R)
• M12: 8,535,307 km (0.1 R)
• M13: 10,775,086 km (0.091 R)
• M14: 11,164,489 km (0.091 R)
• M15: 11,971,121 km (0.043 R)
• M16: 13,316,454 km (0.119 R)
• M17: 14,289,738 km (0.096 R)
• M18: 14,624,389 km (0.119 R)
• M19: 15,872,932 km (0.105 R)
• M20: 17,115,941 km (0.056 R)
• M21: 18,265,451 km (0.027 R)
• M22: 19,547,505 km (0.065 R)
• M23: 19,960,096 km (0.101 R)
• M24: 21,933,591 km (0.077 R)
• M25: 22,649,566 km (0.102 R)
• M26: 25,180,912 km (0.098 R)
• M27: 26,969,654 km (0.039 R)
• M28: 30,355,802 km (0.077 R)
• M29: 31,695,450 km (0.071 R)
• M30: 32,380,010 km (0.065 R)
• M31: 35,460,081 km (0.08 R)
• M32: 42,746,694 km (0.082 R)
• M33: 52,384,238 km (0.032 R)
• M34: 53,823,220 km (0.085 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: 339 - 11,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit