🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.7

Radius: 14.1

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.42 AU - 0.62 AU

Year: 250 Days

Day: 9.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 50,041,989 km

• M1: 191,635 km (0.108 R)
• M2: 713,133 km (0.111 R)
• M3: 1,240,166 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.9

Radius: 11.8

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.57 AU - 0.87 AU

Year: 407 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,041,989 km

• M1: 146,756 km (0.1 R)
• M2: 547,379 km (0.069 R)
• M3: 929,302 km (0.109 R)
• M4: 1,588,879 km (0.114 R)
• M5: 2,063,703 km (0.117 R)
• M6: 2,444,878 km (0.057 R)
• M7: 3,163,845 km (0.103 R)
• M8: 3,700,902 km (0.039 R)
• M9: 4,398,925 km (0.101 R)
• M10: 5,006,143 km (0.081 R)
• M11: 5,430,403 km (0.116 R)
• M12: 6,021,464 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 14.2

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.05 AU - 2.13 AU

Year: 2015 Days

Day: 6.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,041,989 km

• M1: 203,752 km (0.109 R)
• M2: 660,475 km (0.088 R)
• M3: 1,545,645 km (0.097 R)
• M4: 2,049,640 km (0.118 R)
• M5: 2,597,468 km (0.119 R)
• M6: 3,336,781 km (0.067 R)
• M7: 4,325,772 km (0.108 R)
• M8: 5,109,366 km (0.114 R)
• M9: 7,808,710 km (0.119 R)
• M10: 8,362,072 km (0.099 R)
• M11: 9,417,635 km (0.107 R)
• M12: 10,490,700 km (0.12 R)
• M13: 12,959,664 km (0.115 R)
• M14: 13,778,861 km (0.083 R)
• M15: 14,458,784 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.6

Radius: 15

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.15 AU - 2.95 AU

Year: 2715 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,041,989 km

• M1: 186,549 km (0.12 R)
• M2: 671,246 km (0.068 R)
• M3: 1,161,777 km (0.05 R)
• M4: 1,860,698 km (0.092 R)
• M5: 2,368,284 km (0.103 R)
• M6: 3,016,342 km (0.044 R)
• M7: 3,799,636 km (0.052 R)
• M8: 4,630,503 km (0.064 R)
• M9: 7,157,361 km (0.104 R)
• M10: 7,926,742 km (0.094 R)
• M11: 8,555,801 km (0.111 R)
• M12: 9,183,963 km (0.064 R)
• M13: 11,101,060 km (0.106 R)
• M14: 12,051,904 km (0.097 R)
• M15: 13,056,453 km (0.088 R)
• M16: 13,667,860 km (0.065 R)
• M17: 14,854,021 km (0.109 R)
• M18: 17,431,144 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.6

Radius: 9.7

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.1 AU - 3.04 AU

Year: 2747 Days

Day: 12.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,041,989 km

• M1: 120,725 km (0.048 R)
• M2: 578,645 km (0.115 R)
• M3: 1,382,284 km (0.068 R)
• M4: 1,818,063 km (0.093 R)
• M5: 2,700,690 km (0.08 R)
• M6: 3,287,712 km (0.116 R)
• M7: 4,801,044 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.4

Radius: 8

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.28 AU - 7.76 AU

Year: 11102 Days

Day: 21.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,041,989 km

• M1: 109,805 km (0.032 R)
• M2: 410,646 km (0.069 R)
• M3: 660,774 km (0.116 R)
• M4: 1,028,934 km (0.108 R)
• M5: 1,573,022 km (0.095 R)
• M6: 2,010,895 km (0.038 R)
• M7: 2,449,067 km (0.084 R)
• M8: 2,796,882 km (0.033 R)
• M9: 3,343,961 km (0.101 R)
• M10: 3,720,948 km (0.033 R)
• M11: 5,519,862 km (0.1 R)
• M12: 6,646,783 km (0.074 R)
• M13: 9,397,289 km (0.057 R)
• M14: 10,461,230 km (0.048 R)
• M15: 13,253,025 km (0.107 R)
• M16: 16,151,933 km (0.087 R)
• M17: 16,865,365 km (0.07 R)
• M18: 22,196,584 km (0.086 R)
• M19: 25,478,761 km (0.118 R)
• M20: 26,055,461 km (0.076 R)
• M21: 26,739,423 km (0.058 R)
• M22: 28,041,074 km (0.083 R)
• M23: 32,422,945 km (0.063 R)
• M24: 33,100,324 km (0.088 R)
• M25: 34,717,327 km (0.116 R)
• M26: 36,024,214 km (0.088 R)
• M27: 37,734,717 km (0.09 R)
• M28: 38,358,540 km (0.11 R)
• M29: 38,862,385 km (0.085 R)
• M30: 40,271,148 km (0.086 R)
• M31: 45,259,041 km (0.077 R)
• M32: 48,119,501 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 15,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit