🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382

Radius: 12.5

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.33 AU - 1.35 AU

Year: 1052 Days

Day: 9.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,182,204 km

• M1: 155,432 km (0.12 R)
• M2: 565,181 km (0.069 R)
• M3: 1,349,074 km (0.09 R)
• M4: 1,920,388 km (0.1 R)
• M5: 2,527,456 km (0.077 R)
• M6: 2,931,669 km (0.077 R)
• M7: 4,098,682 km (0.108 R)
• M8: 4,611,055 km (0.105 R)
• M9: 6,837,371 km (0.031 R)
• M10: 7,352,287 km (0.072 R)
• M11: 7,749,469 km (0.074 R)
• M12: 8,561,636 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.7

Radius: 8.7

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.18 AU - 2.34 AU

Year: 2304 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,182,204 km

• M1: 109,206 km (0.114 R)
• M2: 400,773 km (0.046 R)
• M3: 1,185,862 km (0.06 R)
• M4: 1,499,120 km (0.064 R)
• M5: 1,775,727 km (0.085 R)
• M6: 2,337,317 km (0.099 R)
• M7: 2,622,750 km (0.085 R)
• M8: 3,369,542 km (0.112 R)
• M9: 4,027,623 km (0.112 R)
• M10: 5,042,795 km (0.04 R)
• M11: 6,007,252 km (0.09 R)
• M12: 6,491,949 km (0.106 R)
• M13: 7,119,363 km (0.033 R)
• M14: 8,695,526 km (0.094 R)
• M15: 9,245,747 km (0.119 R)
• M16: 11,275,192 km (0.102 R)
• M17: 11,681,200 km (0.071 R)
• M18: 12,181,306 km (0.099 R)
• M19: 13,539,355 km (0.092 R)
• M20: 15,786,914 km (0.097 R)
• M21: 16,192,922 km (0.059 R)
• M22: 16,553,752 km (0.091 R)
• M23: 16,867,310 km (0.053 R)
• M24: 18,272,183 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.4

Radius: 12.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.13 AU - 4.13 AU

Year: 4691 Days

Day: 6.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,182,204 km

• M1: 182,809 km (0.066 R)
• M2: 849,716 km (0.081 R)
• M3: 1,231,639 km (0.06 R)
• M4: 2,004,462 km (0.117 R)
• M5: 3,231,015 km (0.092 R)
• M6: 3,787,668 km (0.097 R)
• M7: 7,842,668 km (0.066 R)
• M8: 12,598,833 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.5

Radius: 13.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.87 AU - 3.95 AU

Year: 5244 Days

Day: 9.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,182,204 km

• M1: 170,392 km (0.119 R)
• M2: 613,800 km (0.115 R)
• M3: 1,349,522 km (0.067 R)
• M4: 2,440,839 km (0.113 R)
• M5: 2,932,417 km (0.045 R)
• M6: 3,416,815 km (0.082 R)
• M7: 4,330,260 km (0.056 R)
• M8: 5,009,584 km (0.041 R)
• M9: 6,079,657 km (0.082 R)
• M10: 6,963,182 km (0.101 R)
• M11: 8,809,819 km (0.051 R)
• M12: 9,566,335 km (0.105 R)
• M13: 10,056,118 km (0.119 R)
• M14: 11,209,518 km (0.078 R)
• M15: 11,754,353 km (0.107 R)
• M16: 13,921,279 km (0.117 R)
• M17: 16,183,647 km (0.065 R)
• M18: 16,935,077 km (0.117 R)
• M19: 20,920,065 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.3

Radius: 3

Gravity: 87.48 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.08 AU - 6.46 AU

Year: 9401 Days

Day: 19.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 48,182,204 km

• M1: 37,250 km (0.117 R)
• M2: 216,618 km (0.085 R)
• M3: 515,813 km (0.093 R)
• M4: 702,811 km (0.074 R)
• M5: 826,229 km (0.111 R)
• M6: 1,350,270 km (0.105 R)
• M7: 1,600,248 km (0.118 R)
• M8: 1,751,791 km (0.075 R)
• M9: 1,863,541 km (0.095 R)
• M10: 2,048,892 km (0.06 R)
• M11: 2,321,161 km (0.116 R)
• M12: 2,827,849 km (0.098 R)
• M13: 3,945,793 km (0.085 R)
• M14: 4,138,475 km (0.043 R)
• M15: 4,662,666 km (0.108 R)
• M16: 4,940,769 km (0.116 R)
• M17: 5,035,913 km (0.097 R)
• M18: 5,428,608 km (0.114 R)
• M19: 5,947,712 km (0.111 R)
• M20: 6,055,423 km (0.116 R)
• M21: 6,964,230 km (0.092 R)
• M22: 7,618,421 km (0.066 R)
• M23: 7,788,065 km (0.109 R)
• M24: 9,237,968 km (0.088 R)
• M25: 9,577,405 km (0.045 R)
• M26: 10,026,199 km (0.108 R)
• M27: 10,178,789 km (0.077 R)
• M28: 12,896,384 km (0.099 R)
• M29: 14,582,501 km (0.067 R)
• M30: 16,409,839 km (0.118 R)
• M31: 21,171,689 km (0.092 R)
• M32: 23,864,900 km (0.099 R)
• M33: 24,319,527 km (0.095 R)
• M34: 27,965,826 km (0.117 R)
• M35: 35,018,019 km (0.096 R)
• M36: 35,723,224 km (0.045 R)
• M37: 35,960,336 km (0.115 R)
• M38: 39,390,915 km (0.068 R)
• M39: 47,463,664 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 15,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit