🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590

Radius: 11.8

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.02 AU - 1.22 AU

Year: 818 Days

Day: 13.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 89,329,571 km

• M1: 146,756 km (0.1 R)
• M2: 581,637 km (0.098 R)
• M3: 1,012,778 km (0.092 R)
• M4: 1,433,148 km (0.081 R)
• M5: 1,846,786 km (0.11 R)
• M6: 2,499,182 km (0.046 R)
• M7: 3,725,137 km (0.087 R)
• M8: 7,833,393 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 11.6

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.6 AU - 1.64 AU

Year: 1423 Days

Day: 13 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,329,571 km

• M1: 144,661 km (0.11 R)
• M2: 516,113 km (0.028 R)
• M3: 936,333 km (0.111 R)
• M4: 1,450,202 km (0.079 R)
• M5: 2,025,406 km (0.059 R)
• M6: 2,748,861 km (0.107 R)
• M7: 3,458,404 km (0.057 R)
• M8: 4,513,069 km (0.115 R)
• M9: 5,370,863 km (0.082 R)
• M10: 5,861,993 km (0.102 R)
• M11: 6,480,879 km (0.104 R)
• M12: 7,328,800 km (0.103 R)
• M13: 7,793,600 km (0.12 R)
• M14: 9,755,427 km (0.101 R)
• M15: 12,367,256 km (0.12 R)
• M16: 13,426,708 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.5

Radius: 11.2

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.78 AU - 5.38 AU

Year: 7903 Days

Day: 8.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,329,571 km

• M1: 139,276 km (0.095 R)
• M2: 521,797 km (0.091 R)
• M3: 1,711,848 km (0.068 R)
• M4: 2,338,813 km (0.078 R)
• M5: 3,092,338 km (0.091 R)
• M6: 4,129,200 km (0.058 R)
• M7: 4,559,145 km (0.12 R)
• M8: 5,019,009 km (0.074 R)
• M9: 7,214,806 km (0.075 R)
• M10: 8,250,622 km (0.025 R)
• M11: 8,761,050 km (0.084 R)
• M12: 9,112,904 km (0.103 R)
• M13: 10,273,933 km (0.037 R)
• M14: 16,641,866 km (0.077 R)
• M15: 17,251,327 km (0.102 R)
• M16: 18,659,043 km (0.116 R)
• M17: 19,316,825 km (0.111 R)
• M18: 23,509,305 km (0.063 R)
• M19: 24,536,295 km (0.1 R)
• M20: 27,141,841 km (0.036 R)
• M21: 31,747,660 km (0.052 R)
• M22: 34,506,993 km (0.119 R)
• M23: 35,387,227 km (0.082 R)
• M24: 35,832,879 km (0.088 R)
• M25: 40,135,014 km (0.073 R)

Asteroid Belt

Center: 5.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.3

Radius: 3.7

Gravity: 16.97 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.88 AU - 7.66 AU

Year: 10837 Days

Day: 16.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,329,571 km

• M1: 46,076 km (0.066 R)
• M2: 1,334,862 km (0.087 R)
• M3: 1,903,334 km (0.112 R)
• M4: 3,610,096 km (0.083 R)
• M5: 4,317,843 km (0.063 R)
• M6: 5,055,660 km (0.111 R)
• M7: 6,364,791 km (0.115 R)
• M8: 7,806,765 km (0.051 R)
• M9: 8,079,781 km (0.053 R)
• M10: 8,440,013 km (0.059 R)
• M11: 10,356,960 km (0.069 R)
• M12: 11,717,104 km (0.116 R)
• M13: 12,178,463 km (0.047 R)
• M14: 15,264,069 km (0.119 R)
• M15: 15,752,357 km (0.11 R)
• M16: 18,350,722 km (0.119 R)
• M17: 20,330,500 km (0.103 R)
• M18: 20,698,361 km (0.111 R)
• M19: 22,448,208 km (0.096 R)
• M20: 24,791,658 km (0.113 R)
• M21: 26,938,687 km (0.098 R)
• M22: 27,204,373 km (0.078 R)
• M23: 29,957,871 km (0.064 R)
• M24: 31,304,252 km (0.098 R)
• M25: 32,590,046 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.9

Radius: 4.9

Gravity: 34.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.37 AU - 12.45 AU

Year: 23184 Days

Day: 20.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,329,571 km

• M1: 62,831 km (0.112 R)
• M2: 447,597 km (0.091 R)
• M3: 1,037,611 km (0.037 R)
• M4: 1,190,201 km (0.108 R)
• M5: 2,020,618 km (0.106 R)
• M6: 2,260,723 km (0.103 R)
• M7: 3,387,045 km (0.113 R)
• M8: 3,987,531 km (0.049 R)
• M9: 4,619,433 km (0.084 R)
• M10: 5,076,155 km (0.093 R)
• M11: 5,604,385 km (0.115 R)
• M12: 6,722,031 km (0.097 R)
• M13: 6,962,135 km (0.115 R)
• M14: 9,036,459 km (0.096 R)
• M15: 9,507,693 km (0.079 R)
• M16: 11,625,999 km (0.052 R)
• M17: 15,737,995 km (0.072 R)
• M18: 17,568,624 km (0.084 R)
• M19: 21,028,823 km (0.099 R)
• M20: 21,336,097 km (0.078 R)
• M21: 24,576,387 km (0.03 R)
• M22: 24,803,327 km (0.064 R)
• M23: 26,076,854 km (0.102 R)
• M24: 26,550,630 km (0.103 R)
• M25: 27,637,459 km (0.106 R)
• M26: 28,503,032 km (0.105 R)
• M27: 29,514,164 km (0.103 R)
• M28: 34,645,371 km (0.104 R)
• M29: 35,506,456 km (0.104 R)
• M30: 39,402,583 km (0.081 R)
• M31: 39,713,597 km (0.045 R)
• M32: 44,409,026 km (0.059 R)
• M33: 45,595,337 km (0.053 R)
• M34: 46,455,524 km (0.111 R)
• M35: 46,976,723 km (0.114 R)
• M36: 50,186,645 km (0.118 R)
• M37: 57,836,930 km (0.117 R)
• M38: 67,109,605 km (0.102 R)
• M39: 79,040,185 km (0.106 R)
• M40: 83,822,978 km (0.052 R)
• M41: 88,262,594 km (0.053 R)
• M42: 88,795,013 km (0.111 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: 167 - 10,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit