🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 11

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.66 AU - 1.06 AU

Year: 551 Days

Day: 5.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,829,448 km

• M1: 137,630 km (0.094 R)
• M2: 596,148 km (0.095 R)
• M3: 1,047,335 km (0.06 R)
• M4: 1,725,611 km (0.089 R)
• M5: 2,086,890 km (0.103 R)
• M6: 2,563,808 km (0.054 R)
• M7: 3,525,124 km (0.102 R)
• M8: 4,075,944 km (0.109 R)
• M9: 4,725,946 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.4

Radius: 9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.86 AU - 1 AU

Year: 619 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,829,448 km

• M1: 111,899 km (0.114 R)
• M2: 498,011 km (0.077 R)
• M3: 784,641 km (0.056 R)
• M4: 1,174,044 km (0.093 R)
• M5: 1,488,050 km (0.05 R)
• M6: 1,806,993 km (0.089 R)
• M7: 2,191,160 km (0.057 R)
• M8: 2,487,813 km (0.097 R)
• M9: 2,834,580 km (0.11 R)
• M10: 3,137,815 km (0.109 R)
• M11: 3,984,988 km (0.118 R)
• M12: 4,382,619 km (0.118 R)
• M13: 4,773,070 km (0.04 R)
• M14: 5,890,416 km (0.104 R)
• M15: 7,173,367 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.8

Radius: 11.2

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.72 AU - 2.62 AU

Year: 2206 Days

Day: 9.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,829,448 km

• M1: 139,874 km (0.077 R)
• M2: 537,206 km (0.11 R)
• M3: 923,019 km (0.046 R)
• M4: 1,407,866 km (0.097 R)
• M5: 2,072,379 km (0.116 R)
• M6: 2,511,898 km (0.068 R)
• M7: 3,339,174 km (0.087 R)
• M8: 3,743,088 km (0.111 R)
• M9: 4,339,385 km (0.109 R)
• M10: 5,201,518 km (0.104 R)
• M11: 7,178,005 km (0.082 R)
• M12: 7,915,822 km (0.041 R)
• M13: 9,099,590 km (0.068 R)
• M14: 10,545,304 km (0.101 R)
• M15: 11,498,840 km (0.097 R)
• M16: 12,971,631 km (0.088 R)
• M17: 14,751,547 km (0.033 R)
• M18: 16,487,780 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.4

Radius: 13.6

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.35 AU - 3.55 AU

Year: 3497 Days

Day: 6.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,829,448 km

• M1: 169,195 km (0.083 R)
• M2: 697,575 km (0.074 R)
• M3: 1,418,188 km (0.042 R)
• M4: 1,920,388 km (0.111 R)
• M5: 2,510,851 km (0.08 R)
• M6: 2,935,709 km (0.117 R)
• M7: 3,954,769 km (0.102 R)
• M8: 5,044,889 km (0.083 R)
• M9: 6,809,246 km (0.077 R)
• M10: 7,917,318 km (0.055 R)
• M11: 8,732,925 km (0.044 R)
• M12: 9,218,221 km (0.103 R)
• M13: 9,761,111 km (0.096 R)
• M14: 10,243,265 km (0.091 R)
• M15: 10,783,613 km (0.108 R)
• M16: 13,876,549 km (0.083 R)
• M17: 14,435,596 km (0.11 R)
• M18: 14,904,137 km (0.098 R)
• M19: 15,653,323 km (0.102 R)
• M20: 16,371,243 km (0.077 R)
• M21: 19,213,902 km (0.112 R)
• M22: 19,781,476 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.9

Radius: 11.7

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.54 AU - 4.04 AU

Year: 5093 Days

Day: 9.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,829,448 km

• M1: 145,559 km (0.104 R)
• M2: 510,578 km (0.109 R)
• M3: 1,404,724 km (0.097 R)
• M4: 2,233,795 km (0.084 R)
• M5: 2,767,561 km (0.099 R)
• M6: 3,618,174 km (0.091 R)
• M7: 4,188,292 km (0.116 R)
• M8: 5,141,529 km (0.046 R)
• M9: 6,360,752 km (0.062 R)
• M10: 7,948,284 km (0.089 R)
• M11: 8,519,000 km (0.082 R)
• M12: 10,219,330 km (0.112 R)
• M13: 11,456,355 km (0.086 R)
• M14: 12,384,909 km (0.084 R)
• M15: 13,152,794 km (0.055 R)
• M16: 17,988,097 km (0.055 R)
• M17: 20,271,858 km (0.093 R)
• M18: 22,591,971 km (0.081 R)
• M19: 25,245,538 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.5

Radius: 9

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.27 AU - 5.45 AU

Year: 6284 Days

Day: 9.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,829,448 km

• M1: 122,371 km (0.076 R)
• M2: 1,068,129 km (0.069 R)
• M3: 1,464,414 km (0.062 R)
• M4: 2,702,486 km (0.08 R)
• M5: 3,491,166 km (0.107 R)
• M6: 4,322,780 km (0.109 R)
• M7: 4,744,347 km (0.115 R)
• M8: 6,143,835 km (0.088 R)
• M9: 7,992,117 km (0.11 R)
• M10: 9,471,340 km (0.103 R)
• M11: 10,647,479 km (0.111 R)
• M12: 12,748,880 km (0.082 R)
• M13: 17,754,275 km (0.081 R)
• M14: 19,184,132 km (0.087 R)
• M15: 23,932,667 km (0.082 R)
• M16: 24,918,218 km (0.116 R)
• M17: 26,882,438 km (0.096 R)
• M18: 27,500,128 km (0.082 R)
• M19: 28,947,786 km (0.028 R)
• M20: 30,636,148 km (0.118 R)
• M21: 34,311,319 km (0.057 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 11,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit