🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.6

Radius: 14.7

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.54 AU - 1.56 AU

Year: 1266 Days

Day: 5.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,407,120 km

• M1: 184,155 km (0.05 R)
• M2: 795,412 km (0.115 R)
• M3: 1,282,652 km (0.096 R)
• M4: 1,967,511 km (0.075 R)
• M5: 2,561,714 km (0.103 R)
• M6: 6,797,428 km (0.092 R)
• M7: 7,414,220 km (0.108 R)
• M8: 8,250,771 km (0.077 R)
• M9: 8,981,258 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.2

Radius: 15

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.77 AU - 2.27 AU

Year: 1883 Days

Day: 14.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,407,120 km

• M1: 186,549 km (0.084 R)
• M2: 973,433 km (0.1 R)
• M3: 1,621,043 km (0.089 R)
• M4: 2,092,575 km (0.105 R)
• M5: 2,779,528 km (0.119 R)
• M6: 5,337,652 km (0.085 R)
• M7: 5,972,396 km (0.101 R)
• M8: 6,708,118 km (0.104 R)
• M9: 7,394,024 km (0.099 R)
• M10: 8,661,567 km (0.107 R)
• M11: 9,283,745 km (0.065 R)
• M12: 10,341,252 km (0.081 R)
• M13: 10,970,760 km (0.087 R)
• M14: 11,477,897 km (0.119 R)
• M15: 12,229,476 km (0.067 R)
• M16: 14,467,012 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.3

Radius: 9.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.35 AU - 2.83 AU

Year: 2734 Days

Day: 10.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,407,120 km

• M1: 123,418 km (0.053 R)
• M2: 499,058 km (0.111 R)
• M3: 809,025 km (0.098 R)
• M4: 1,321,996 km (0.096 R)
• M5: 1,741,768 km (0.103 R)
• M6: 2,365,292 km (0.087 R)
• M7: 2,914,167 km (0.025 R)
• M8: 4,487,039 km (0.04 R)
• M9: 7,272,252 km (0.098 R)
• M10: 7,587,903 km (0.112 R)
• M11: 8,527,677 km (0.045 R)
• M12: 9,817,659 km (0.104 R)
• M13: 10,491,299 km (0.078 R)
• M14: 11,233,454 km (0.119 R)
• M15: 12,533,908 km (0.054 R)
• M16: 13,975,882 km (0.095 R)
• M17: 15,858,272 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.7

Radius: 3.7

Gravity: 17.66 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.05 AU - 8.29 AU

Year: 12595 Days

Day: 23.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,407,120 km

• M1: 46,375 km (0.102 R)
• M2: 166,353 km (0.097 R)
• M3: 343,028 km (0.059 R)
• M4: 1,267,543 km (0.092 R)
• M5: 2,060,860 km (0.055 R)
• M6: 2,280,171 km (0.083 R)
• M7: 2,805,409 km (0.112 R)
• M8: 3,316,286 km (0.117 R)
• M9: 3,861,570 km (0.099 R)
• M10: 5,722,867 km (0.037 R)
• M11: 6,190,210 km (0.092 R)
• M12: 9,818,258 km (0.116 R)
• M13: 12,672,585 km (0.089 R)
• M14: 13,637,491 km (0.099 R)
• M15: 14,108,276 km (0.073 R)
• M16: 15,144,241 km (0.099 R)
• M17: 16,099,573 km (0.093 R)
• M18: 16,295,247 km (0.089 R)
• M19: 17,641,179 km (0.107 R)
• M20: 18,986,962 km (0.063 R)
• M21: 19,721,936 km (0.033 R)
• M22: 23,348,338 km (0.073 R)
• M23: 23,767,511 km (0.116 R)
• M24: 27,674,260 km (0.107 R)
• M25: 29,194,772 km (0.108 R)
• M26: 29,778,952 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.2

Radius: 3.8

Gravity: 48.01 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.18 AU - 11.62 AU

Year: 22002 Days

Day: 24.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,407,120 km

• M1: 47,273 km (0.096 R)
• M2: 167,849 km (0.111 R)
• M3: 316,399 km (0.114 R)
• M4: 1,024,297 km (0.096 R)
• M5: 1,318,556 km (0.06 R)
• M6: 1,544,299 km (0.093 R)
• M7: 1,814,173 km (0.101 R)
• M8: 2,892,026 km (0.072 R)
• M9: 3,078,724 km (0.084 R)
• M10: 3,718,105 km (0.105 R)
• M11: 5,820,404 km (0.114 R)
• M12: 8,227,584 km (0.045 R)
• M13: 9,560,650 km (0.097 R)
• M14: 10,401,390 km (0.062 R)
• M15: 10,839,712 km (0.084 R)
• M16: 11,225,076 km (0.103 R)
• M17: 15,273,643 km (0.078 R)
• M18: 17,797,359 km (0.06 R)
• M19: 17,974,783 km (0.119 R)
• M20: 18,153,552 km (0.045 R)
• M21: 18,423,726 km (0.114 R)
• M22: 18,880,149 km (0.117 R)
• M23: 20,101,765 km (0.03 R)
• M24: 22,390,762 km (0.115 R)
• M25: 23,544,311 km (0.065 R)
• M26: 25,855,748 km (0.057 R)
• M27: 34,508,489 km (0.073 R)
• M28: 45,235,554 km (0.117 R)
• M29: 47,073,962 km (0.084 R)
• M30: 47,413,549 km (0.065 R)
• M31: 54,552,060 km (0.054 R)
• M32: 57,403,396 km (0.101 R)
• M33: 57,791,004 km (0.071 R)
• M34: 58,767,429 km (0.094 R)
• M35: 58,964,001 km (0.107 R)
• M36: 61,762,827 km (0.114 R)
• M37: 63,401,223 km (0.116 R)
• M38: 70,910,438 km (0.026 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 19,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit