🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.3

Radius: 13.3

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.92 AU - 1.42 AU

Year: 844 Days

Day: 10.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 128.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,904,439 km

• M1: 165,455 km (0.117 R)
• M2: 600,486 km (0.049 R)
• M3: 1,019,509 km (0.066 R)
• M4: 1,563,298 km (0.118 R)
• M5: 1,991,746 km (0.102 R)
• M6: 2,700,242 km (0.063 R)
• M7: 3,121,060 km (0.116 R)
• M8: 3,890,592 km (0.087 R)
• M9: 4,397,280 km (0.104 R)
• M10: 4,837,696 km (0.117 R)
• M11: 5,268,987 km (0.095 R)
• M12: 6,188,116 km (0.098 R)
• M13: 6,675,057 km (0.075 R)
• M14: 8,031,311 km (0.063 R)
• M15: 9,079,394 km (0.085 R)
• M16: 9,651,157 km (0.118 R)
• M17: 10,095,762 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.2

Radius: 11.7

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.76 AU - 2.24 AU

Year: 1886 Days

Day: 10.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,904,439 km

• M1: 152,440 km (0.086 R)
• M2: 547,079 km (0.101 R)
• M3: 1,229,096 km (0.063 R)
• M4: 1,675,197 km (0.085 R)
• M5: 2,092,425 km (0.095 R)
• M6: 2,565,304 km (0.111 R)
• M7: 3,029,058 km (0.083 R)
• M8: 3,655,873 km (0.081 R)
• M9: 4,266,232 km (0.106 R)
• M10: 4,855,049 km (0.063 R)
• M11: 5,355,155 km (0.071 R)
• M12: 7,266,118 km (0.099 R)
• M13: 7,709,227 km (0.03 R)
• M14: 8,584,674 km (0.08 R)
• M15: 10,948,320 km (0.096 R)
• M16: 12,425,001 km (0.118 R)
• M17: 16,263,832 km (0.04 R)
• M18: 17,127,161 km (0.089 R)
• M19: 17,754,724 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.2

Radius: 15

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.78 AU - 2.96 AU

Year: 2433 Days

Day: 11 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,904,439 km

• M1: 186,549 km (0.106 R)
• M2: 665,112 km (0.089 R)
• M3: 1,418,337 km (0.118 R)
• M4: 1,900,940 km (0.06 R)
• M5: 2,557,824 km (0.107 R)
• M6: 3,096,826 km (0.072 R)
• M7: 3,582,719 km (0.112 R)
• M8: 5,211,541 km (0.105 R)
• M9: 5,747,849 km (0.086 R)
• M10: 6,368,681 km (0.108 R)
• M11: 7,691,126 km (0.109 R)
• M12: 9,220,614 km (0.049 R)
• M13: 10,705,523 km (0.087 R)
• M14: 12,914,186 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.1

Radius: 14.9

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.65 AU - 3.01 AU

Year: 3175 Days

Day: 11.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,904,439 km

• M1: 185,352 km (0.06 R)
• M2: 771,925 km (0.093 R)
• M3: 1,453,343 km (0.059 R)
• M4: 2,296,178 km (0.072 R)
• M5: 2,961,290 km (0.078 R)
• M6: 4,363,022 km (0.084 R)
• M7: 6,359,854 km (0.111 R)
• M8: 6,823,458 km (0.098 R)
• M9: 7,335,831 km (0.119 R)
• M10: 8,380,622 km (0.103 R)
• M11: 8,909,301 km (0.057 R)
• M12: 9,775,922 km (0.073 R)
• M13: 11,250,657 km (0.08 R)
• M14: 11,858,623 km (0.113 R)
• M15: 12,677,971 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.4

Radius: 10

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.71 AU - 3.81 AU

Year: 3925 Days

Day: 13.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,904,439 km

• M1: 125,064 km (0.066 R)
• M2: 744,549 km (0.071 R)
• M3: 1,435,092 km (0.05 R)
• M4: 2,139,998 km (0.11 R)
• M5: 3,262,281 km (0.061 R)
• M6: 5,584,489 km (0.119 R)
• M7: 6,231,200 km (0.115 R)
• M8: 7,809,158 km (0.071 R)
• M9: 8,618,034 km (0.113 R)
• M10: 9,174,987 km (0.113 R)
• M11: 10,526,454 km (0.105 R)
• M12: 11,646,344 km (0.089 R)
• M13: 12,843,576 km (0.086 R)
• M14: 15,807,558 km (0.116 R)
• M15: 16,305,121 km (0.083 R)
• M16: 16,870,152 km (0.072 R)
• M17: 17,801,399 km (0.114 R)
• M18: 18,582,898 km (0.108 R)
• M19: 19,512,948 km (0.046 R)
• M20: 24,340,172 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 14.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.31 AU - 5.41 AU

Year: 7145 Days

Day: 6.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,904,439 km

• M1: 180,565 km (0.053 R)
• M2: 641,775 km (0.119 R)
• M3: 1,931,907 km (0.1 R)
• M4: 2,456,098 km (0.102 R)
• M5: 3,491,614 km (0.095 R)
• M6: 7,761,138 km (0.05 R)
• M7: 9,017,460 km (0.04 R)
• M8: 10,117,154 km (0.056 R)
• M9: 10,848,688 km (0.086 R)
• M10: 14,616,909 km (0.065 R)
• M11: 15,489,064 km (0.092 R)
• M12: 16,528,022 km (0.07 R)
• M13: 21,310,965 km (0.116 R)
• M14: 23,341,457 km (0.084 R)
• M15: 25,765,391 km (0.095 R)
• M16: 26,854,015 km (0.119 R)
• M17: 29,415,280 km (0.105 R)
• M18: 29,906,858 km (0.097 R)
• M19: 30,704,813 km (0.042 R)
• M20: 31,619,455 km (0.05 R)
• M21: 38,538,655 km (0.083 R)
• M22: 39,009,290 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.6

Radius: 3.4

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.62 AU - 8 AU

Year: 14555 Days

Day: 24.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,904,439 km

• M1: 56,698 km (0.101 R)
• M2: 402,269 km (0.12 R)
• M3: 552,465 km (0.12 R)
• M4: 1,425,219 km (0.117 R)
• M5: 1,562,550 km (0.063 R)
• M6: 2,202,829 km (0.061 R)
• M7: 2,921,796 km (0.101 R)
• M8: 3,691,776 km (0.097 R)
• M9: 3,808,463 km (0.052 R)
• M10: 5,869,024 km (0.063 R)
• M11: 9,894,403 km (0.102 R)
• M12: 11,696,010 km (0.116 R)
• M13: 15,687,132 km (0.111 R)
• M14: 18,457,236 km (0.104 R)
• M15: 19,849,992 km (0.103 R)
• M16: 25,191,234 km (0.042 R)
• M17: 25,611,754 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673

Radius: 6

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.57 AU - 9.23 AU

Year: 14807 Days

Day: 23.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,904,439 km

• M1: 74,649 km (0.083 R)
• M2: 287,527 km (0.115 R)
• M3: 918,681 km (0.082 R)
• M4: 1,161,328 km (0.106 R)
• M5: 1,388,717 km (0.111 R)
• M6: 1,614,011 km (0.086 R)
• M7: 1,970,653 km (0.104 R)
• M8: 2,158,248 km (0.063 R)
• M9: 3,181,199 km (0.086 R)
• M10: 3,521,235 km (0.073 R)
• M11: 4,688,248 km (0.047 R)
• M12: 5,634,005 km (0.074 R)
• M13: 6,092,822 km (0.109 R)
• M14: 7,304,415 km (0.098 R)
• M15: 7,803,324 km (0.11 R)
• M16: 9,864,783 km (0.114 R)
• M17: 11,167,331 km (0.072 R)
• M18: 12,076,139 km (0.101 R)
• M19: 15,980,942 km (0.094 R)
• M20: 17,370,108 km (0.057 R)
• M21: 17,609,165 km (0.115 R)
• M22: 18,422,080 km (0.065 R)
• M23: 20,652,285 km (0.051 R)
• M24: 23,734,301 km (0.103 R)
• M25: 24,226,478 km (0.105 R)
• M26: 24,625,156 km (0.115 R)
• M27: 26,159,132 km (0.084 R)
• M28: 29,642,369 km (0.104 R)
• M29: 34,793,024 km (0.113 R)
• M30: 36,070,889 km (0.109 R)
• M31: 39,953,103 km (0.109 R)
• M32: 42,209,937 km (0.079 R)
• M33: 42,497,913 km (0.065 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: 279 - 12,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit