🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249

Radius: 9.3

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.37 AU - 2.13 AU

Year: 1472 Days

Day: 14.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,073,525 km

• M1: 115,639 km (0.047 R)
• M2: 533,616 km (0.076 R)
• M3: 985,700 km (0.077 R)
• M4: 1,307,485 km (0.078 R)
• M5: 1,878,800 km (0.113 R)
• M6: 2,328,491 km (0.046 R)
• M7: 2,620,207 km (0.082 R)
• M8: 2,949,172 km (0.112 R)
• M9: 3,347,103 km (0.048 R)
• M10: 3,691,028 km (0.098 R)
• M11: 4,234,966 km (0.067 R)
• M12: 5,580,749 km (0.078 R)
• M13: 6,087,137 km (0.094 R)
• M14: 6,601,754 km (0.039 R)
• M15: 7,075,530 km (0.065 R)
• M16: 8,269,770 km (0.067 R)
• M17: 9,009,831 km (0.077 R)
• M18: 9,480,316 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.7

Radius: 12.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.54 AU - 5.58 AU

Year: 6191 Days

Day: 6.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,073,525 km

• M1: 158,275 km (0.113 R)
• M2: 584,628 km (0.059 R)
• M3: 1,048,083 km (0.069 R)
• M4: 1,750,744 km (0.082 R)
• M5: 2,805,409 km (0.112 R)
• M6: 3,549,359 km (0.059 R)
• M7: 5,343,337 km (0.117 R)
• M8: 7,172,171 km (0.101 R)
• M9: 11,628,542 km (0.048 R)
• M10: 12,690,537 km (0.079 R)
• M11: 13,651,554 km (0.099 R)
• M12: 14,949,166 km (0.084 R)
• M13: 16,889,300 km (0.051 R)
• M14: 17,854,356 km (0.084 R)
• M15: 18,517,972 km (0.093 R)
• M16: 20,463,642 km (0.116 R)
• M17: 26,003,102 km (0.105 R)
• M18: 31,307,244 km (0.092 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.8

Radius: 3.2

Gravity: 86.02 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.03 AU - 8.11 AU

Year: 11953 Days

Day: 24.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 40,073,525 km

• M1: 39,793 km (0.025 R)
• M2: 141,220 km (0.105 R)
• M3: 245,789 km (0.094 R)
• M4: 583,132 km (0.029 R)
• M5: 956,379 km (0.059 R)
• M6: 1,070,822 km (0.104 R)
• M7: 1,246,599 km (0.12 R)
• M8: 1,856,061 km (0.09 R)
• M9: 2,091,079 km (0.079 R)
• M10: 2,709,068 km (0.117 R)
• M11: 3,310,002 km (0.093 R)
• M12: 4,232,722 km (0.064 R)
• M13: 4,736,717 km (0.103 R)
• M14: 5,900,290 km (0.104 R)
• M15: 8,384,063 km (0.071 R)
• M16: 9,380,385 km (0.102 R)
• M17: 9,641,284 km (0.071 R)
• M18: 10,342,299 km (0.091 R)
• M19: 12,149,591 km (0.061 R)
• M20: 14,778,624 km (0.117 R)
• M21: 17,369,809 km (0.099 R)
• M22: 17,763,102 km (0.085 R)
• M23: 18,404,577 km (0.106 R)
• M24: 19,311,589 km (0.086 R)
• M25: 20,596,036 km (0.099 R)
• M26: 21,036,453 km (0.05 R)
• M27: 22,674,250 km (0.025 R)
• M28: 23,428,672 km (0.091 R)
• M29: 26,926,570 km (0.101 R)
• M30: 28,635,426 km (0.082 R)
• M31: 29,184,001 km (0.119 R)
• M32: 31,216,588 km (0.07 R)
• M33: 34,934,843 km (0.082 R)
• M34: 39,881,895 km (0.109 R)
• M35: 48,610,332 km (0.12 R)
• M36: 49,233,706 km (0.082 R)
• M37: 50,020,292 km (0.087 R)
• M38: 50,815,405 km (0.081 R)
• M39: 55,763,055 km (0.099 R)
• M40: 58,003,283 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.6

Radius: 3.6

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.66 AU - 7.94 AU

Year: 13851 Days

Day: 23.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,073,525 km

• M1: 49,218 km (0.04 R)
• M2: 219,460 km (0.108 R)
• M3: 348,563 km (0.101 R)
• M4: 1,134,101 km (0.119 R)
• M5: 2,223,772 km (0.032 R)
• M6: 2,646,087 km (0.052 R)
• M7: 3,365,503 km (0.062 R)
• M8: 3,721,097 km (0.109 R)
• M9: 4,849,514 km (0.107 R)
• M10: 5,179,078 km (0.084 R)
• M11: 5,523,303 km (0.097 R)
• M12: 5,949,507 km (0.103 R)
• M13: 7,091,837 km (0.108 R)
• M14: 7,754,555 km (0.082 R)
• M15: 9,157,035 km (0.034 R)
• M16: 10,423,531 km (0.12 R)
• M17: 12,342,273 km (0.114 R)
• M18: 13,941,923 km (0.094 R)
• M19: 14,484,066 km (0.078 R)
• M20: 20,011,258 km (0.073 R)
• M21: 20,469,028 km (0.064 R)
• M22: 21,247,535 km (0.083 R)
• M23: 22,533,778 km (0.108 R)
• M24: 24,733,315 km (0.096 R)
• M25: 25,349,060 km (0.092 R)
• M26: 27,537,677 km (0.092 R)
• M27: 29,848,964 km (0.097 R)
• M28: 31,664,932 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.8

Radius: 3.3

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7 AU - 10.62 AU

Year: 16626 Days

Day: 20.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,073,525 km

• M1: 44,431 km (0.056 R)
• M2: 153,188 km (0.05 R)
• M3: 366,066 km (0.093 R)
• M4: 958,025 km (0.052 R)
• M5: 1,210,696 km (0.085 R)
• M6: 1,415,345 km (0.12 R)
• M7: 1,801,906 km (0.087 R)
• M8: 1,987,707 km (0.073 R)
• M9: 2,203,128 km (0.115 R)
• M10: 3,545,021 km (0.117 R)
• M11: 7,493,806 km (0.08 R)
• M12: 10,194,796 km (0.101 R)
• M13: 10,437,294 km (0.08 R)
• M14: 14,008,943 km (0.1 R)
• M15: 16,001,587 km (0.107 R)
• M16: 17,407,059 km (0.098 R)
• M17: 17,893,252 km (0.116 R)
• M18: 19,185,029 km (0.084 R)
• M19: 20,924,404 km (0.101 R)
• M20: 21,315,901 km (0.102 R)
• M21: 23,515,140 km (0.104 R)
• M22: 24,366,651 km (0.118 R)
• M23: 24,626,053 km (0.085 R)
• M24: 27,136,455 km (0.086 R)
• M25: 31,011,040 km (0.119 R)
• M26: 37,145,450 km (0.111 R)
• M27: 38,532,522 km (0.037 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 16,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit