🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.5

Radius: 8.5

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.52 AU - 0.86 AU

Year: 396 Days

Day: 11.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,158,897 km

• M1: 105,766 km (0.068 R)
• M2: 449,990 km (0.048 R)
• M3: 970,591 km (0.071 R)
• M4: 1,556,267 km (0.039 R)
• M5: 1,996,982 km (0.085 R)
• M6: 2,433,808 km (0.063 R)
• M7: 2,797,181 km (0.109 R)
• M8: 3,609,049 km (0.062 R)
• M9: 4,003,538 km (0.065 R)
• M10: 4,469,236 km (0.087 R)
• M11: 4,804,336 km (0.118 R)
• M12: 5,641,037 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.2

Radius: 8.9

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.21 AU - 1.21 AU

Year: 919 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 51.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,158,897 km

• M1: 110,702 km (0.105 R)
• M2: 604,525 km (0.053 R)
• M3: 1,088,624 km (0.109 R)
• M4: 1,715,140 km (0.032 R)
• M5: 2,342,104 km (0.118 R)
• M6: 3,437,759 km (0.114 R)
• M7: 3,726,633 km (0.067 R)
• M8: 4,091,951 km (0.053 R)
• M9: 4,497,062 km (0.1 R)
• M10: 6,724,574 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.2

Radius: 9.3

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.42 AU - 1.44 AU

Year: 1180 Days

Day: 6.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,158,897 km

• M1: 118,631 km (0.07 R)
• M2: 436,826 km (0.086 R)
• M3: 835,654 km (0.082 R)
• M4: 1,134,700 km (0.051 R)
• M5: 2,655,961 km (0.084 R)
• M6: 2,970,715 km (0.053 R)
• M7: 4,982,656 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474

Radius: 13.4

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.73 AU - 2.43 AU

Year: 2071 Days

Day: 7.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,158,897 km

• M1: 166,652 km (0.028 R)
• M2: 651,948 km (0.055 R)
• M3: 1,070,822 km (0.11 R)
• M4: 1,641,837 km (0.092 R)
• M5: 2,112,920 km (0.049 R)
• M6: 2,798,976 km (0.105 R)
• M7: 3,257,344 km (0.097 R)
• M8: 3,817,887 km (0.074 R)
• M9: 4,252,020 km (0.083 R)
• M10: 4,965,602 km (0.12 R)
• M11: 6,307,046 km (0.097 R)
• M12: 8,080,080 km (0.083 R)
• M13: 10,898,354 km (0.07 R)
• M14: 11,591,741 km (0.085 R)
• M15: 12,275,552 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 9.1

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.54 AU - 5.78 AU

Year: 6944 Days

Day: 13.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,158,897 km

• M1: 130,449 km (0.104 R)
• M2: 431,739 km (0.111 R)
• M3: 1,063,342 km (0.063 R)
• M4: 1,872,965 km (0.064 R)
• M5: 2,383,244 km (0.061 R)
• M6: 2,779,678 km (0.073 R)
• M7: 3,068,103 km (0.036 R)
• M8: 3,609,647 km (0.058 R)
• M9: 5,399,286 km (0.075 R)
• M10: 5,884,582 km (0.088 R)
• M11: 6,189,462 km (0.03 R)
• M12: 6,904,989 km (0.063 R)
• M13: 8,288,470 km (0.068 R)
• M14: 8,672,338 km (0.086 R)
• M15: 9,247,692 km (0.07 R)
• M16: 12,403,010 km (0.111 R)
• M17: 12,736,613 km (0.115 R)
• M18: 13,951,946 km (0.09 R)
• M19: 15,561,470 km (0.053 R)
• M20: 17,707,900 km (0.036 R)
• M21: 20,892,988 km (0.104 R)
• M22: 23,077,267 km (0.102 R)
• M23: 23,413,264 km (0.067 R)
• M24: 25,320,337 km (0.102 R)
• M25: 27,048,791 km (0.097 R)
• M26: 27,422,486 km (0.063 R)
• M27: 32,598,872 km (0.085 R)
• M28: 38,156,732 km (0.06 R)
• M29: 38,745,101 km (0.055 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 14,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit