🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.1

Radius: 13.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.74 AU - 0.82 AU

Year: 452 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,744,275 km

• M1: 167,849 km (0.09 R)
• M2: 606,619 km (0.107 R)
• M3: 1,142,778 km (0.102 R)
• M4: 1,564,943 km (0.109 R)
• M5: 2,053,680 km (0.102 R)
• M6: 2,674,062 km (0.11 R)
• M7: 3,202,741 km (0.044 R)
• M8: 3,801,132 km (0.088 R)
• M9: 4,628,409 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.9

Radius: 10.3

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.87 AU - 1.15 AU

Year: 666 Days

Day: 14.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,744,275 km

• M1: 129,552 km (0.095 R)
• M2: 612,005 km (0.105 R)
• M3: 971,788 km (0.032 R)
• M4: 1,315,115 km (0.099 R)
• M5: 1,807,591 km (0.093 R)
• M6: 2,483,474 km (0.029 R)
• M7: 4,334,150 km (0.057 R)
• M8: 4,836,948 km (0.099 R)
• M9: 5,199,573 km (0.115 R)
• M10: 5,767,896 km (0.094 R)
• M11: 6,459,038 km (0.108 R)
• M12: 7,427,534 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.2

Radius: 10.1

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.05 AU - 2.09 AU

Year: 1954 Days

Day: 5.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,744,275 km

• M1: 128,355 km (0.078 R)
• M2: 888,163 km (0.1 R)
• M3: 1,315,264 km (0.095 R)
• M4: 3,045,513 km (0.118 R)
• M5: 4,433,183 km (0.114 R)
• M6: 4,998,663 km (0.111 R)
• M7: 5,993,639 km (0.115 R)
• M8: 6,368,980 km (0.068 R)
• M9: 8,143,510 km (0.087 R)
• M10: 10,292,034 km (0.11 R)
• M11: 10,763,118 km (0.11 R)
• M12: 12,226,484 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.9

Radius: 12.2

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.19 AU - 2.29 AU

Year: 2199 Days

Day: 5.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,744,275 km

• M1: 151,692 km (0.049 R)
• M2: 661,372 km (0.1 R)
• M3: 1,164,769 km (0.113 R)
• M4: 1,584,092 km (0.046 R)
• M5: 2,469,412 km (0.05 R)
• M6: 3,088,747 km (0.093 R)
• M7: 3,530,809 km (0.102 R)
• M8: 4,955,429 km (0.084 R)
• M9: 5,854,064 km (0.117 R)
• M10: 6,366,437 km (0.095 R)
• M11: 8,782,442 km (0.079 R)
• M12: 10,732,899 km (0.077 R)
• M13: 11,148,183 km (0.118 R)
• M14: 12,233,815 km (0.026 R)
• M15: 12,687,395 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.6

Radius: 10.6

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.93 AU - 5.27 AU

Year: 7556 Days

Day: 9.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,744,275 km

• M1: 131,945 km (0.059 R)
• M2: 485,744 km (0.084 R)
• M3: 921,972 km (0.088 R)
• M4: 1,255,575 km (0.101 R)
• M5: 1,779,616 km (0.052 R)
• M6: 2,343,301 km (0.08 R)
• M7: 2,983,131 km (0.113 R)
• M8: 3,442,397 km (0.117 R)
• M9: 4,967,846 km (0.092 R)
• M10: 5,403,774 km (0.032 R)
• M11: 6,554,930 km (0.088 R)
• M12: 6,902,147 km (0.103 R)
• M13: 7,261,481 km (0.113 R)
• M14: 9,036,609 km (0.112 R)
• M15: 11,035,685 km (0.075 R)
• M16: 11,478,345 km (0.06 R)
• M17: 12,190,581 km (0.112 R)
• M18: 13,149,054 km (0.094 R)
• M19: 17,490,833 km (0.068 R)
• M20: 18,987,710 km (0.096 R)
• M21: 19,695,607 km (0.037 R)
• M22: 20,864,714 km (0.102 R)
• M23: 23,260,823 km (0.07 R)
• M24: 24,235,603 km (0.076 R)
• M25: 30,761,511 km (0.082 R)
• M26: 32,634,327 km (0.101 R)
• M27: 34,165,611 km (0.083 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: 287 - 13,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit