🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.05 AU - 2.93 AU

Year: 1435 Days

Day: 34.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,302,125 km

• M1: 62,831 km (0.082 R)
• M2: 217,067 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 14.3

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.67 AU - 5.25 AU

Year: 4035 Days

Day: 14 Hours

Environment

Temp: -129 °C

Axial Tilt: 96.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,302,125 km

• M1: 180,864 km (0.101 R)
• M2: 630,854 km (0.11 R)
• M3: 1,763,161 km (0.107 R)
• M4: 2,381,299 km (0.116 R)
• M5: 3,335,733 km (0.114 R)
• M6: 4,136,680 km (0.118 R)
• M7: 4,655,785 km (0.027 R)
• M8: 5,173,693 km (0.114 R)
• M9: 5,658,390 km (0.114 R)
• M10: 6,403,537 km (0.084 R)
• M11: 7,157,510 km (0.1 R)
• M12: 7,820,378 km (0.108 R)
• M13: 9,202,962 km (0.044 R)
• M14: 9,952,896 km (0.051 R)
• M15: 15,104,747 km (0.076 R)
• M16: 16,003,831 km (0.086 R)
• M17: 16,688,989 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.3

Radius: 11.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.64 AU - 6.56 AU

Year: 4840 Days

Day: 5.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,302,125 km

• M1: 145,260 km (0.101 R)
• M2: 578,794 km (0.075 R)
• M3: 1,240,166 km (0.116 R)
• M4: 2,258,629 km (0.109 R)
• M5: 3,185,387 km (0.098 R)
• M6: 3,579,877 km (0.119 R)
• M7: 4,233,321 km (0.105 R)
• M8: 5,922,879 km (0.066 R)
• M9: 6,585,448 km (0.115 R)
• M10: 7,130,882 km (0.063 R)
• M11: 7,810,954 km (0.101 R)
• M12: 8,459,460 km (0.119 R)
• M13: 8,949,992 km (0.052 R)
• M14: 11,464,582 km (0.113 R)
• M15: 15,283,218 km (0.088 R)
• M16: 17,238,013 km (0.071 R)
• M17: 18,337,857 km (0.036 R)
• M18: 19,096,767 km (0.113 R)
• M19: 23,208,913 km (0.102 R)
• M20: 25,940,420 km (0.062 R)
• M21: 26,977,582 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 14,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit