🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.9

Radius: 12.7

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.64 AU - 0.82 AU

Year: 397 Days

Day: 14 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,710,799 km

• M1: 157,975 km (0.072 R)
• M2: 624,571 km (0.108 R)
• M3: 1,056,610 km (0.1 R)
• M4: 1,792,182 km (0.098 R)
• M5: 2,693,809 km (0.055 R)
• M6: 3,185,537 km (0.08 R)
• M7: 3,917,071 km (0.099 R)
• M8: 4,580,687 km (0.065 R)
• M9: 5,205,856 km (0.111 R)
• M10: 5,749,794 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.5

Radius: 12.2

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.37 AU - 2.67 AU

Year: 2544 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,710,799 km

• M1: 152,141 km (0.058 R)
• M2: 562,937 km (0.1 R)
• M3: 1,121,086 km (0.104 R)
• M4: 1,629,270 km (0.098 R)
• M5: 2,168,272 km (0.103 R)
• M6: 2,745,570 km (0.085 R)
• M7: 3,279,485 km (0.041 R)
• M8: 4,360,030 km (0.046 R)
• M9: 4,877,040 km (0.1 R)
• M10: 5,664,523 km (0.106 R)
• M11: 7,244,576 km (0.086 R)
• M12: 9,353,607 km (0.092 R)
• M13: 9,797,613 km (0.117 R)
• M14: 11,010,104 km (0.093 R)
• M15: 11,421,797 km (0.098 R)
• M16: 13,969,150 km (0.056 R)
• M17: 15,248,361 km (0.069 R)
• M18: 15,657,212 km (0.07 R)
• M19: 16,657,873 km (0.108 R)
• M20: 18,209,502 km (0.092 R)
• M21: 19,734,802 km (0.073 R)
• M22: 21,090,607 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.8

Radius: 9.6

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.4 AU - 6.26 AU

Year: 7824 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,710,799 km

• M1: 120,127 km (0.108 R)
• M2: 426,504 km (0.088 R)
• M3: 792,570 km (0.085 R)
• M4: 1,186,610 km (0.109 R)
• M5: 1,579,155 km (0.054 R)
• M6: 1,981,573 km (0.096 R)
• M7: 3,594,837 km (0.111 R)
• M8: 5,815,617 km (0.048 R)
• M9: 6,237,034 km (0.112 R)
• M10: 10,425,326 km (0.101 R)
• M11: 11,097,170 km (0.058 R)
• M12: 12,263,435 km (0.109 R)
• M13: 16,251,415 km (0.117 R)
• M14: 18,022,803 km (0.086 R)
• M15: 18,710,505 km (0.079 R)
• M16: 21,331,460 km (0.035 R)
• M17: 26,844,141 km (0.106 R)
• M18: 30,357,896 km (0.073 R)
• M19: 32,325,108 km (0.069 R)
• M20: 36,294,239 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.8

Radius: 4.8

Gravity: 38.58 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.43 AU - 7.53 AU

Year: 10488 Days

Day: 15.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,710,799 km

• M1: 59,690 km (0.074 R)
• M2: 210,783 km (0.108 R)
• M3: 379,380 km (0.093 R)
• M4: 698,622 km (0.095 R)
• M5: 922,420 km (0.073 R)
• M6: 1,294,470 km (0.116 R)
• M7: 1,515,277 km (0.078 R)
• M8: 1,712,746 km (0.101 R)
• M9: 1,979,479 km (0.071 R)
• M10: 3,802,329 km (0.074 R)
• M11: 4,198,015 km (0.098 R)
• M12: 4,972,035 km (0.062 R)
• M13: 6,401,891 km (0.051 R)
• M14: 7,727,478 km (0.077 R)
• M15: 10,095,762 km (0.115 R)
• M16: 11,075,030 km (0.12 R)
• M17: 16,418,965 km (0.084 R)
• M18: 20,602,918 km (0.102 R)
• M19: 20,773,460 km (0.086 R)
• M20: 25,153,087 km (0.111 R)
• M21: 26,840,850 km (0.12 R)
• M22: 30,661,430 km (0.045 R)
• M23: 32,469,919 km (0.113 R)
• M24: 40,683,291 km (0.117 R)
• M25: 44,265,711 km (0.099 R)
• M26: 45,697,811 km (0.063 R)
• M27: 48,503,370 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.8

Radius: 5.2

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.8 AU - 13.56 AU

Year: 23768 Days

Day: 21.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,710,799 km

• M1: 64,626 km (0.113 R)
• M2: 292,913 km (0.079 R)
• M3: 855,999 km (0.087 R)
• M4: 1,108,969 km (0.075 R)
• M5: 1,983,967 km (0.047 R)
• M6: 5,076,454 km (0.076 R)
• M7: 6,106,435 km (0.108 R)
• M8: 6,563,607 km (0.071 R)
• M9: 8,673,535 km (0.071 R)
• M10: 9,576,208 km (0.091 R)
• M11: 10,423,381 km (0.09 R)
• M12: 10,954,902 km (0.106 R)
• M13: 13,746,848 km (0.055 R)
• M14: 15,193,609 km (0.12 R)
• M15: 17,140,924 km (0.119 R)
• M16: 19,689,922 km (0.105 R)
• M17: 29,642,668 km (0.109 R)
• M18: 31,309,787 km (0.08 R)
• M19: 31,552,884 km (0.119 R)
• M20: 39,730,801 km (0.081 R)
• M21: 42,345,323 km (0.102 R)
• M22: 46,795,112 km (0.113 R)
• M23: 47,113,007 km (0.093 R)
• M24: 47,913,954 km (0.074 R)
• M25: 52,568,393 km (0.098 R)
• M26: 52,739,832 km (0.114 R)
• M27: 55,181,419 km (0.12 R)
• M28: 55,892,607 km (0.08 R)
• M29: 58,429,787 km (0.088 R)
• M30: 61,042,813 km (0.112 R)
• M31: 61,803,518 km (0.071 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 20,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit