🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.9

Radius: 9.1

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.77 AU - 1.17 AU

Year: 659 Days

Day: 10.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,864,805 km

• M1: 113,246 km (0.107 R)
• M2: 423,960 km (0.114 R)
• M3: 748,139 km (0.083 R)
• M4: 1,069,176 km (0.087 R)
• M5: 1,397,843 km (0.085 R)
• M6: 1,864,887 km (0.038 R)
• M7: 2,157,650 km (0.05 R)
• M8: 2,589,838 km (0.029 R)
• M9: 3,298,334 km (0.116 R)
• M10: 3,795,148 km (0.03 R)
• M11: 4,355,392 km (0.065 R)
• M12: 4,954,233 km (0.111 R)
• M13: 5,539,011 km (0.071 R)
• M14: 5,901,038 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.1

Radius: 14.2

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.88 AU - 1.4 AU

Year: 840 Days

Day: 12.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,864,805 km

• M1: 176,675 km (0.11 R)
• M2: 630,555 km (0.077 R)
• M3: 1,205,460 km (0.109 R)
• M4: 1,700,180 km (0.08 R)
• M5: 2,615,569 km (0.052 R)
• M6: 3,159,058 km (0.12 R)
• M7: 3,762,536 km (0.107 R)
• M8: 5,051,621 km (0.104 R)
• M9: 6,242,121 km (0.088 R)
• M10: 6,776,933 km (0.112 R)
• M11: 7,761,886 km (0.045 R)
• M12: 8,514,662 km (0.086 R)
• M13: 9,986,406 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.6

Radius: 10.9

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.59 AU - 1.89 AU

Year: 1584 Days

Day: 10 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,864,805 km

• M1: 136,433 km (0.047 R)
• M2: 566,527 km (0.038 R)
• M3: 1,154,746 km (0.09 R)
• M4: 1,517,670 km (0.076 R)
• M5: 1,879,099 km (0.076 R)
• M6: 2,332,231 km (0.106 R)
• M7: 2,678,550 km (0.118 R)
• M8: 3,170,727 km (0.111 R)
• M9: 3,802,179 km (0.086 R)
• M10: 4,606,118 km (0.113 R)
• M11: 5,376,398 km (0.05 R)
• M12: 5,728,850 km (0.084 R)
• M13: 6,185,722 km (0.098 R)
• M14: 8,732,327 km (0.102 R)
• M15: 9,849,673 km (0.087 R)
• M16: 11,159,552 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 10.6

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.99 AU - 4.41 AU

Year: 4913 Days

Day: 9.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,864,805 km

• M1: 138,976 km (0.115 R)
• M2: 705,504 km (0.086 R)
• M3: 1,924,876 km (0.071 R)
• M4: 3,087,999 km (0.026 R)
• M5: 3,438,208 km (0.098 R)
• M6: 3,920,960 km (0.083 R)
• M7: 4,808,524 km (0.098 R)
• M8: 6,173,156 km (0.084 R)
• M9: 6,866,243 km (0.06 R)
• M10: 7,707,133 km (0.085 R)
• M11: 9,231,834 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.7

Radius: 5.8

Gravity: 22.4 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.19 AU - 9.63 AU

Year: 15356 Days

Day: 16.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,864,805 km

• M1: 72,106 km (0.06 R)
• M2: 412,741 km (0.064 R)
• M3: 831,615 km (0.075 R)
• M4: 1,163,123 km (0.101 R)
• M5: 1,795,773 km (0.112 R)
• M6: 2,032,137 km (0.102 R)
• M7: 2,436,501 km (0.052 R)
• M8: 2,635,316 km (0.107 R)
• M9: 2,844,903 km (0.113 R)
• M10: 3,377,770 km (0.084 R)
• M11: 3,569,555 km (0.119 R)
• M12: 4,573,506 km (0.061 R)
• M13: 4,808,674 km (0.114 R)
• M14: 7,439,652 km (0.092 R)
• M15: 9,811,825 km (0.1 R)
• M16: 12,449,834 km (0.056 R)
• M17: 12,710,882 km (0.103 R)
• M18: 13,653,349 km (0.098 R)
• M19: 14,212,396 km (0.091 R)
• M20: 16,057,835 km (0.039 R)
• M21: 16,997,908 km (0.057 R)
• M22: 21,219,112 km (0.083 R)
• M23: 29,875,144 km (0.062 R)
• M24: 33,380,371 km (0.116 R)
• M25: 34,138,384 km (0.044 R)
• M26: 34,907,766 km (0.115 R)
• M27: 45,368,097 km (0.11 R)
• M28: 46,453,879 km (0.112 R)
• M29: 46,767,286 km (0.055 R)
• M30: 49,488,322 km (0.12 R)
• M31: 53,506,670 km (0.095 R)
• M32: 64,492,839 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 555 - 15,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit