🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.3

Radius: 10

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.44 AU - 0.58 AU

Year: 247 Days

Day: 11.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 97,489,112 km

• M1: 208,839 km (0.074 R)
• M2: 540,198 km (0.101 R)
• M3: 853,905 km (0.113 R)
• M4: 1,494,782 km (0.088 R)
• M5: 1,891,964 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.4

Radius: 12.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.5 AU - 0.7 AU

Year: 315 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 97,489,112 km

• M1: 159,172 km (0.077 R)
• M2: 809,025 km (0.039 R)
• M3: 1,233,734 km (0.096 R)
• M4: 1,706,613 km (0.084 R)
• M5: 2,124,589 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.7

Radius: 14.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.58 AU - 0.7 AU

Year: 347 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 97,489,112 km

• M1: 185,053 km (0.114 R)
• M2: 676,033 km (0.071 R)
• M3: 1,224,159 km (0.118 R)
• M4: 2,119,951 km (0.088 R)
• M5: 2,638,308 km (0.118 R)
• M6: 3,144,547 km (0.063 R)
• M7: 3,847,508 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.5

Radius: 3.3

Gravity: 91.32 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.19 AU - 13.41 AU

Year: 24073 Days

Day: 21.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 97,489,112 km

• M1: 163,810 km (0.085 R)
• M2: 270,323 km (0.066 R)
• M3: 536,907 km (0.092 R)
• M4: 1,545,496 km (0.092 R)
• M5: 1,980,526 km (0.078 R)
• M6: 2,249,653 km (0.07 R)
• M7: 2,517,433 km (0.073 R)
• M8: 2,805,858 km (0.064 R)
• M9: 3,086,802 km (0.04 R)
• M10: 4,400,721 km (0.118 R)
• M11: 4,818,697 km (0.113 R)
• M12: 6,905,737 km (0.088 R)
• M13: 7,627,846 km (0.11 R)
• M14: 8,285,628 km (0.107 R)
• M15: 8,686,251 km (0.061 R)
• M16: 9,039,900 km (0.074 R)
• M17: 9,159,878 km (0.067 R)
• M18: 12,368,752 km (0.099 R)
• M19: 17,523,895 km (0.111 R)
• M20: 20,258,992 km (0.113 R)
• M21: 20,567,912 km (0.076 R)
• M22: 26,433,944 km (0.105 R)
• M23: 26,556,464 km (0.107 R)
• M24: 28,440,799 km (0.066 R)
• M25: 29,218,708 km (0.119 R)
• M26: 33,465,792 km (0.097 R)
• M27: 34,478,569 km (0.052 R)
• M28: 35,362,693 km (0.116 R)
• M29: 40,335,176 km (0.054 R)
• M30: 42,649,755 km (0.072 R)
• M31: 45,753,611 km (0.07 R)
• M32: 46,820,842 km (0.1 R)
• M33: 47,360,591 km (0.089 R)
• M34: 61,162,641 km (0.086 R)
• M35: 71,555,354 km (0.111 R)
• M36: 74,203,685 km (0.111 R)
• M37: 75,428,892 km (0.108 R)
• M38: 75,675,579 km (0.168 R)
• M39: 84,119,331 km (0.085 R)
• M40: 90,918,704 km (0.082 R)
• M41: 96,034,652 km (0.116 R)
• M42: 96,614,643 km (0.093 R)
• M43: 96,905,611 km (0.157 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 13,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit