🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.6

Radius: 12.8

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.67 AU - 0.95 AU

Year: 478 Days

Day: 12 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,630,518 km

• M1: 160,070 km (0.115 R)
• M2: 567,425 km (0.082 R)
• M3: 981,063 km (0.1 R)
• M4: 1,579,454 km (0.083 R)
• M5: 2,190,412 km (0.113 R)
• M6: 2,685,581 km (0.1 R)
• M7: 3,388,691 km (0.119 R)
• M8: 4,084,171 km (0.111 R)
• M9: 4,685,854 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.4

Radius: 9.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.23 AU - 1.83 AU

Year: 1241 Days

Day: 13.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,630,518 km

• M1: 119,379 km (0.086 R)
• M2: 642,224 km (0.101 R)
• M3: 980,165 km (0.045 R)
• M4: 1,293,573 km (0.096 R)
• M5: 1,596,508 km (0.049 R)
• M6: 2,238,882 km (0.06 R)
• M7: 2,731,657 km (0.107 R)
• M8: 3,238,495 km (0.113 R)
• M9: 3,807,116 km (0.042 R)
• M10: 4,301,836 km (0.03 R)
• M11: 4,600,883 km (0.096 R)
• M12: 5,123,877 km (0.112 R)
• M13: 6,583,204 km (0.099 R)
• M14: 6,981,733 km (0.097 R)
• M15: 9,931,803 km (0.075 R)
• M16: 10,774,188 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 14.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.76 AU - 2.12 AU

Year: 1773 Days

Day: 11.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,630,518 km

• M1: 175,329 km (0.09 R)
• M2: 619,634 km (0.106 R)
• M3: 1,454,839 km (0.118 R)
• M4: 2,535,534 km (0.105 R)
• M5: 3,154,869 km (0.068 R)
• M6: 4,293,160 km (0.12 R)
• M7: 4,785,187 km (0.106 R)
• M8: 5,314,913 km (0.029 R)
• M9: 5,761,912 km (0.025 R)
• M10: 6,388,577 km (0.09 R)
• M11: 7,144,196 km (0.06 R)
• M12: 8,326,318 km (0.084 R)
• M13: 9,773,229 km (0.116 R)
• M14: 10,630,125 km (0.094 R)
• M15: 12,209,430 km (0.086 R)
• M16: 13,503,601 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.6

Radius: 12.2

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.61 AU - 2.41 AU

Year: 1869 Days

Day: 5.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,630,518 km

• M1: 151,692 km (0.083 R)
• M2: 531,671 km (0.095 R)
• M3: 927,956 km (0.082 R)
• M4: 1,735,634 km (0.078 R)
• M5: 2,541,817 km (0.115 R)
• M6: 2,937,803 km (0.09 R)
• M7: 4,423,759 km (0.084 R)
• M8: 5,068,825 km (0.07 R)
• M9: 5,557,112 km (0.106 R)
• M10: 6,361,649 km (0.054 R)
• M11: 8,140,219 km (0.068 R)
• M12: 8,910,648 km (0.094 R)
• M13: 10,120,745 km (0.09 R)
• M14: 11,050,196 km (0.075 R)
• M15: 12,570,709 km (0.06 R)
• M16: 16,721,900 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.4

Radius: 10.1

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.82 AU - 2.32 AU

Year: 1954 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,630,518 km

• M1: 125,662 km (0.087 R)
• M2: 443,857 km (0.08 R)
• M3: 804,537 km (0.118 R)
• M4: 1,125,425 km (0.084 R)
• M5: 1,646,773 km (0.12 R)
• M6: 2,098,409 km (0.102 R)
• M7: 2,685,581 km (0.103 R)
• M8: 3,176,112 km (0.087 R)
• M9: 3,557,587 km (0.063 R)
• M10: 4,510,077 km (0.094 R)
• M11: 5,556,813 km (0.119 R)
• M12: 6,065,595 km (0.075 R)
• M13: 6,479,981 km (0.066 R)
• M14: 7,668,536 km (0.057 R)
• M15: 8,903,766 km (0.112 R)
• M16: 10,891,922 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.3

Radius: 14

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.62 AU - 2.6 AU

Year: 2011 Days

Day: 9.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,630,518 km

• M1: 174,581 km (0.068 R)
• M2: 818,600 km (0.069 R)
• M3: 1,265,598 km (0.079 R)
• M4: 1,798,466 km (0.061 R)
• M5: 2,295,579 km (0.093 R)
• M6: 4,731,781 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 8.3

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.28 AU - 2.82 AU

Year: 2671 Days

Day: 7.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,630,518 km

• M1: 103,372 km (0.119 R)
• M2: 497,413 km (0.068 R)
• M3: 1,274,723 km (0.107 R)
• M4: 1,732,942 km (0.119 R)
• M5: 2,019,272 km (0.098 R)
• M6: 2,418,549 km (0.098 R)
• M7: 2,869,886 km (0.049 R)
• M8: 3,789,314 km (0.112 R)
• M9: 4,609,410 km (0.114 R)
• M10: 5,141,679 km (0.087 R)
• M11: 5,567,285 km (0.095 R)
• M12: 6,067,540 km (0.118 R)
• M13: 6,901,698 km (0.072 R)
• M14: 8,534,409 km (0.11 R)
• M15: 9,336,852 km (0.119 R)
• M16: 10,860,805 km (0.085 R)
• M17: 11,722,040 km (0.113 R)
• M18: 12,169,338 km (0.103 R)
• M19: 12,543,781 km (0.088 R)
• M20: 14,210,302 km (0.069 R)
• M21: 14,579,060 km (0.073 R)
• M22: 16,168,239 km (0.051 R)
• M23: 17,030,521 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.2

Radius: 14.5

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.36 AU - 4.36 AU

Year: 4975 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,630,518 km

• M1: 180,565 km (0.066 R)
• M2: 1,432,549 km (0.043 R)
• M3: 1,968,259 km (0.093 R)
• M4: 2,947,377 km (0.098 R)
• M5: 3,641,063 km (0.065 R)
• M6: 4,185,449 km (0.104 R)
• M7: 4,961,862 km (0.117 R)
• M8: 5,832,522 km (0.073 R)
• M9: 7,530,906 km (0.087 R)
• M10: 13,090,262 km (0.082 R)
• M11: 15,023,815 km (0.028 R)
• M12: 16,202,497 km (0.1 R)
• M13: 23,925,337 km (0.029 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.8

Radius: 6.8

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.75 AU - 10.29 AU

Year: 17771 Days

Day: 24.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,630,518 km

• M1: 151,991 km (0.112 R)
• M2: 386,561 km (0.109 R)
• M3: 1,025,643 km (0.116 R)
• M4: 1,311,076 km (0.113 R)
• M5: 2,115,763 km (0.108 R)
• M6: 3,774,953 km (0.073 R)
• M7: 4,614,795 km (0.115 R)
• M8: 6,269,198 km (0.092 R)
• M9: 6,697,796 km (0.064 R)
• M10: 7,700,700 km (0.095 R)
• M11: 15,689,675 km (0.102 R)
• M12: 16,995,515 km (0.05 R)
• M13: 21,519,803 km (0.077 R)
• M14: 21,870,760 km (0.044 R)
• M15: 22,136,446 km (0.113 R)
• M16: 22,764,757 km (0.1 R)
• M17: 40,835,581 km (0.098 R)
• M18: 47,606,830 km (0.045 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 11,620 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit