🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.4

Radius: 13.6

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.73 AU - 0.95 AU

Year: 505 Days

Day: 12.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,406,418 km

• M1: 169,494 km (0.109 R)
• M2: 1,062,145 km (0.027 R)
• M3: 1,519,765 km (0.073 R)
• M4: 1,950,158 km (0.094 R)
• M5: 2,386,236 km (0.081 R)
• M6: 3,436,113 km (0.11 R)
• M7: 3,915,724 km (0.09 R)
• M8: 6,666,680 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.3

Radius: 11

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.62 AU - 2.52 AU

Year: 1954 Days

Day: 9.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,406,418 km

• M1: 136,732 km (0.055 R)
• M2: 486,343 km (0.09 R)
• M3: 985,700 km (0.105 R)
• M4: 1,403,976 km (0.092 R)
• M5: 1,819,110 km (0.111 R)
• M6: 2,265,061 km (0.064 R)
• M7: 3,071,992 km (0.097 R)
• M8: 5,410,207 km (0.08 R)
• M9: 6,036,723 km (0.12 R)
• M10: 7,206,429 km (0.052 R)
• M11: 7,995,557 km (0.089 R)
• M12: 9,169,452 km (0.096 R)
• M13: 9,676,738 km (0.117 R)
• M14: 12,913,737 km (0.102 R)
• M15: 15,687,880 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 11.1

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.11 AU - 4.01 AU

Year: 4406 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,406,418 km

• M1: 141,220 km (0.115 R)
• M2: 526,884 km (0.062 R)
• M3: 941,120 km (0.027 R)
• M4: 1,381,985 km (0.07 R)
• M5: 2,167,823 km (0.107 R)
• M6: 2,531,495 km (0.064 R)
• M7: 3,345,008 km (0.076 R)
• M8: 3,749,671 km (0.094 R)
• M9: 4,347,913 km (0.063 R)
• M10: 5,513,430 km (0.094 R)
• M11: 6,624,343 km (0.108 R)
• M12: 8,636,734 km (0.086 R)
• M13: 10,172,506 km (0.078 R)
• M14: 14,294,226 km (0.116 R)
• M15: 15,039,074 km (0.111 R)
• M16: 16,722,349 km (0.052 R)
• M17: 18,034,173 km (0.086 R)
• M18: 22,736,333 km (0.045 R)
• M19: 24,419,608 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.3

Radius: 6.1

Gravity: 12.56 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.19 AU - 7.75 AU

Year: 10796 Days

Day: 19.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,406,418 km

• M1: 75,996 km (0.096 R)
• M2: 347,516 km (0.067 R)
• M3: 768,484 km (0.07 R)
• M4: 4,390,847 km (0.109 R)
• M5: 4,678,374 km (0.098 R)
• M6: 11,861,017 km (0.031 R)
• M7: 12,936,925 km (0.088 R)
• M8: 18,628,525 km (0.104 R)
• M9: 22,099,046 km (0.1 R)
• M10: 25,058,840 km (0.089 R)
• M11: 30,183,016 km (0.099 R)
• M12: 31,117,255 km (0.091 R)
• M13: 36,778,786 km (0.114 R)
• M14: 37,486,833 km (0.056 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 14,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit