🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.6

Radius: 9.5

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.5 AU - 0.54 AU

Year: 259 Days

Day: 14.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,186,894 km

• M1: 118,332 km (0.1 R)
• M2: 417,378 km (0.071 R)
• M3: 724,203 km (0.103 R)
• M4: 1,274,873 km (0.075 R)
• M5: 1,654,552 km (0.098 R)
• M6: 2,017,926 km (0.096 R)
• M7: 2,609,884 km (0.052 R)
• M8: 3,146,941 km (0.084 R)
• M9: 3,474,859 km (0.086 R)
• M10: 4,262,941 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649

Radius: 13.1

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.8 AU - 0.86 AU

Year: 522 Days

Day: 14 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,186,894 km

• M1: 163,211 km (0.102 R)
• M2: 598,391 km (0.087 R)
• M3: 1,123,031 km (0.084 R)
• M4: 1,796,970 km (0.105 R)
• M5: 3,090,243 km (0.065 R)
• M6: 3,829,257 km (0.061 R)
• M7: 4,900,078 km (0.115 R)
• M8: 6,179,589 km (0.119 R)

Asteroid Belt

Center: 1.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.2

Radius: 9.3

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.87 AU - 2.21 AU

Year: 2011 Days

Day: 5.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,186,894 km

• M1: 115,789 km (0.075 R)
• M2: 468,989 km (0.062 R)
• M3: 814,860 km (0.055 R)
• M4: 1,134,550 km (0.112 R)
• M5: 1,820,606 km (0.086 R)
• M6: 2,587,146 km (0.095 R)
• M7: 3,230,267 km (0.036 R)
• M8: 3,697,611 km (0.079 R)
• M9: 4,876,591 km (0.059 R)
• M10: 5,258,814 km (0.099 R)
• M11: 6,263,513 km (0.097 R)
• M12: 6,553,733 km (0.048 R)
• M13: 8,111,346 km (0.067 R)
• M14: 8,616,837 km (0.098 R)
• M15: 12,062,525 km (0.099 R)
• M16: 13,622,532 km (0.071 R)
• M17: 14,657,749 km (0.069 R)
• M18: 16,036,443 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.3

Radius: 8.5

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.3 AU - 2.32 AU

Year: 2423 Days

Day: 9.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,186,894 km

• M1: 105,766 km (0.097 R)
• M2: 497,263 km (0.066 R)
• M3: 968,945 km (0.077 R)
• M4: 1,506,750 km (0.091 R)
• M5: 2,437,548 km (0.096 R)
• M6: 3,187,033 km (0.085 R)
• M7: 3,541,580 km (0.109 R)
• M8: 4,102,422 km (0.113 R)
• M9: 4,372,447 km (0.088 R)
• M10: 5,088,422 km (0.115 R)
• M11: 5,880,393 km (0.057 R)
• M12: 6,982,780 km (0.08 R)
• M13: 8,152,486 km (0.078 R)
• M14: 8,480,853 km (0.12 R)
• M15: 9,411,800 km (0.027 R)
• M16: 11,313,489 km (0.115 R)
• M17: 11,847,104 km (0.111 R)
• M18: 12,570,111 km (0.089 R)
• M19: 15,062,411 km (0.045 R)
• M20: 17,162,017 km (0.077 R)
• M21: 18,253,932 km (0.059 R)
• M22: 19,217,791 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.9

Radius: 13.2

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.45 AU - 3.63 AU

Year: 4597 Days

Day: 12 Hours

Environment

Temp: -219 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,186,894 km

• M1: 164,258 km (0.056 R)
• M2: 711,338 km (0.102 R)
• M3: 1,387,969 km (0.105 R)
• M4: 1,817,016 km (0.044 R)
• M5: 4,095,242 km (0.083 R)
• M6: 5,681,129 km (0.117 R)
• M7: 6,504,815 km (0.097 R)
• M8: 8,358,183 km (0.111 R)
• M9: 9,990,295 km (0.097 R)
• M10: 10,504,164 km (0.11 R)
• M11: 12,527,176 km (0.086 R)
• M12: 13,967,355 km (0.117 R)
• M13: 16,006,374 km (0.082 R)
• M14: 17,594,505 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864

Radius: 6.5

Gravity: 20.45 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.09 AU - 8.83 AU

Year: 14064 Days

Day: 23.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,186,894 km

• M1: 95,593 km (0.109 R)
• M2: 478,713 km (0.119 R)
• M3: 840,291 km (0.116 R)
• M4: 1,235,230 km (0.109 R)
• M5: 1,460,823 km (0.071 R)
• M6: 1,781,860 km (0.059 R)
• M7: 2,985,674 km (0.116 R)
• M8: 4,925,809 km (0.1 R)
• M9: 5,425,466 km (0.105 R)
• M10: 5,725,709 km (0.099 R)
• M11: 7,719,849 km (0.041 R)
• M12: 8,744,594 km (0.11 R)
• M13: 11,180,945 km (0.096 R)
• M14: 11,979,349 km (0.047 R)
• M15: 12,749,479 km (0.073 R)
• M16: 13,620,587 km (0.098 R)
• M17: 14,746,461 km (0.107 R)
• M18: 17,101,879 km (0.12 R)
• M19: 19,609,438 km (0.085 R)
• M20: 20,768,373 km (0.075 R)
• M21: 21,784,143 km (0.085 R)
• M22: 27,913,915 km (0.071 R)
• M23: 28,922,504 km (0.117 R)
• M24: 29,378,479 km (0.083 R)
• M25: 32,582,715 km (0.119 R)
• M26: 38,565,284 km (0.111 R)
• M27: 38,840,843 km (0.115 R)
• M28: 39,395,851 km (0.118 R)
• M29: 41,092,590 km (0.086 R)
• M30: 43,579,057 km (0.114 R)
• M31: 47,889,869 km (0.105 R)
• M32: 49,821,327 km (0.116 R)
• M33: 53,496,199 km (0.084 R)
• M34: 54,010,815 km (0.087 R)
• M35: 57,706,631 km (0.087 R)
• M36: 59,340,987 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.2

Radius: 7.2

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.26 AU - 8.12 AU

Year: 14720 Days

Day: 21.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,186,894 km

• M1: 89,609 km (0.118 R)
• M2: 462,856 km (0.082 R)
• M3: 746,194 km (0.115 R)
• M4: 1,015,321 km (0.118 R)
• M5: 1,578,557 km (0.087 R)
• M6: 1,881,642 km (0.109 R)
• M7: 2,812,889 km (0.093 R)
• M8: 3,502,385 km (0.061 R)
• M9: 4,048,567 km (0.032 R)
• M10: 4,327,866 km (0.096 R)
• M11: 4,620,181 km (0.087 R)
• M12: 5,179,377 km (0.112 R)
• M13: 6,469,659 km (0.119 R)
• M14: 7,621,114 km (0.091 R)
• M15: 8,491,026 km (0.096 R)
• M16: 10,068,535 km (0.035 R)
• M17: 10,899,701 km (0.105 R)
• M18: 11,775,746 km (0.115 R)
• M19: 12,173,527 km (0.079 R)
• M20: 12,698,017 km (0.089 R)
• M21: 14,490,798 km (0.088 R)
• M22: 17,892,653 km (0.115 R)
• M23: 18,494,336 km (0.109 R)
• M24: 19,187,273 km (0.039 R)
• M25: 19,897,564 km (0.095 R)
• M26: 25,745,195 km (0.115 R)
• M27: 26,608,824 km (0.078 R)
• M28: 29,419,319 km (0.052 R)
• M29: 30,151,600 km (0.089 R)
• M30: 31,543,908 km (0.079 R)
• M31: 32,643,602 km (0.094 R)
• M32: 34,571,320 km (0.083 R)
• M33: 38,652,350 km (0.107 R)
• M34: 39,657,199 km (0.098 R)
• M35: 45,915,027 km (0.045 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 16,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit