🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.5

Radius: 13.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.94 AU - 7.2 AU

Year: 6311 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,797,779 km

• M1: 170,392 km (0.077 R)
• M2: 633,996 km (0.059 R)
• M3: 1,676,394 km (0.119 R)
• M4: 2,641,599 km (0.118 R)
• M5: 4,736,119 km (0.069 R)
• M6: 5,210,045 km (0.074 R)
• M7: 6,654,113 km (0.063 R)
• M8: 8,114,488 km (0.112 R)
• M9: 11,711,269 km (0.075 R)
• M10: 12,900,572 km (0.108 R)
• M11: 13,332,761 km (0.032 R)
• M12: 16,570,807 km (0.051 R)
• M13: 18,678,940 km (0.09 R)
• M14: 20,519,143 km (0.073 R)
• M15: 21,408,054 km (0.116 R)
• M16: 28,093,583 km (0.055 R)
• M17: 28,638,119 km (0.072 R)
• M18: 31,176,196 km (0.036 R)
• M19: 31,956,200 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704

Radius: 10.1

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 9.22 AU - 13.04 AU

Year: 13915 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,797,779 km

• M1: 125,662 km (0.117 R)
• M2: 792,869 km (0.098 R)
• M3: 1,418,188 km (0.045 R)
• M4: 3,222,787 km (0.095 R)
• M5: 4,679,272 km (0.091 R)
• M6: 5,681,428 km (0.073 R)
• M7: 6,253,191 km (0.117 R)
• M8: 6,862,802 km (0.117 R)
• M9: 8,343,372 km (0.11 R)
• M10: 10,410,815 km (0.119 R)
• M11: 10,919,448 km (0.098 R)
• M12: 11,623,156 km (0.075 R)
• M13: 12,232,319 km (0.1 R)
• M14: 14,884,689 km (0.082 R)
• M15: 16,194,717 km (0.093 R)
• M16: 19,804,215 km (0.111 R)
• M17: 20,148,888 km (0.118 R)
• M18: 21,297,052 km (0.054 R)
• M19: 22,302,051 km (0.059 R)
• M20: 24,014,647 km (0.1 R)
• M21: 28,457,405 km (0.093 R)
• M22: 31,627,832 km (0.119 R)
• M23: 32,455,707 km (0.054 R)
• M24: 33,908,601 km (0.082 R)
• M25: 37,073,793 km (0.117 R)
• M26: 39,607,233 km (0.09 R)
• M27: 40,430,769 km (0.075 R)
• M28: 41,969,982 km (0.09 R)
• M29: 42,539,351 km (0.05 R)
• M30: 47,434,343 km (0.086 R)
• M31: 48,518,778 km (0.087 R)
• M32: 49,145,892 km (0.105 R)
• M33: 52,362,995 km (0.052 R)
• M34: 54,022,933 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.4

Radius: 8.7

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.46 AU - 12.8 AU

Year: 13915 Days

Day: 11.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,797,779 km

• M1: 109,057 km (0.064 R)
• M2: 439,519 km (0.068 R)
• M3: 1,724,714 km (0.077 R)
• M4: 2,671,519 km (0.119 R)
• M5: 3,346,205 km (0.054 R)
• M6: 4,457,568 km (0.099 R)
• M7: 7,562,621 km (0.101 R)
• M8: 8,285,029 km (0.046 R)
• M9: 8,567,470 km (0.102 R)
• M10: 9,101,983 km (0.112 R)
• M11: 9,453,688 km (0.085 R)
• M12: 9,971,895 km (0.114 R)
• M13: 11,008,309 km (0.05 R)
• M14: 12,664,507 km (0.112 R)
• M15: 14,277,920 km (0.088 R)
• M16: 19,683,938 km (0.087 R)
• M17: 20,614,587 km (0.101 R)
• M18: 21,134,439 km (0.099 R)
• M19: 22,290,681 km (0.044 R)
• M20: 23,960,792 km (0.096 R)
• M21: 33,457,414 km (0.114 R)
• M22: 34,781,655 km (0.064 R)
• M23: 37,278,144 km (0.078 R)
• M24: 39,625,035 km (0.093 R)
• M25: 41,792,409 km (0.116 R)
• M26: 43,045,591 km (0.098 R)
• M27: 44,899,856 km (0.041 R)
• M28: 47,254,227 km (0.117 R)
• M29: 49,689,681 km (0.037 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.9

Radius: 4.9

Gravity: 26.57 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 11.72 AU - 12.24 AU

Year: 15539 Days

Day: 15.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,797,779 km

• M1: 73,752 km (0.096 R)
• M2: 244,443 km (0.067 R)
• M3: 950,096 km (0.059 R)
• M4: 1,687,913 km (0.118 R)
• M5: 1,929,813 km (0.087 R)
• M6: 3,111,486 km (0.115 R)
• M7: 4,167,049 km (0.063 R)
• M8: 4,742,103 km (0.115 R)
• M9: 6,955,703 km (0.117 R)
• M10: 7,306,958 km (0.075 R)
• M11: 7,716,109 km (0.055 R)
• M12: 7,902,807 km (0.049 R)
• M13: 12,049,809 km (0.05 R)
• M14: 14,868,233 km (0.1 R)
• M15: 20,048,957 km (0.12 R)
• M16: 23,088,487 km (0.03 R)
• M17: 23,379,155 km (0.063 R)
• M18: 28,147,139 km (0.037 R)
• M19: 33,031,659 km (0.119 R)
• M20: 37,377,028 km (0.084 R)
• M21: 40,663,843 km (0.031 R)
• M22: 43,545,846 km (0.117 R)
• M23: 45,794,601 km (0.057 R)
• M24: 47,962,125 km (0.09 R)
• M25: 50,848,316 km (0.076 R)
• M26: 56,261,366 km (0.072 R)
• M27: 58,745,588 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.6

Radius: 6.5

Gravity: 18.57 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 10.46 AU - 14.04 AU

Year: 16067 Days

Day: 21.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,797,779 km

• M1: 81,232 km (0.093 R)
• M2: 406,607 km (0.106 R)
• M3: 690,394 km (0.09 R)
• M4: 961,316 km (0.108 R)
• M5: 1,220,270 km (0.103 R)
• M6: 1,509,891 km (0.068 R)
• M7: 1,774,231 km (0.112 R)
• M8: 4,283,735 km (0.114 R)
• M9: 4,679,571 km (0.11 R)
• M10: 5,027,835 km (0.095 R)
• M11: 7,823,819 km (0.112 R)
• M12: 9,357,945 km (0.036 R)
• M13: 11,764,825 km (0.063 R)
• M14: 13,076,499 km (0.062 R)
• M15: 15,678,306 km (0.062 R)
• M16: 22,167,712 km (0.086 R)
• M17: 23,348,936 km (0.073 R)
• M18: 24,262,082 km (0.085 R)
• M19: 24,468,078 km (0.091 R)
• M20: 33,321,729 km (0.119 R)
• M21: 37,554,900 km (0.092 R)
• M22: 38,666,412 km (0.044 R)
• M23: 40,086,694 km (0.102 R)
• M24: 43,332,818 km (0.108 R)
• M25: 45,175,266 km (0.12 R)
• M26: 49,345,157 km (0.103 R)
• M27: 56,070,030 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 12,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit