🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.5 AU - 0.68 AU

Year: 297 Days

Day: 36.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,818,199 km

• M1: 44,879 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.3

Radius: 10.7

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.73 AU - 1.19 AU

Year: 617 Days

Day: 11.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,818,199 km

• M1: 133,740 km (0.05 R)
• M2: 585,975 km (0.11 R)
• M3: 939,923 km (0.1 R)
• M4: 1,310,477 km (0.119 R)
• M5: 1,742,366 km (0.112 R)
• M6: 2,314,129 km (0.067 R)
• M7: 2,649,977 km (0.097 R)
• M8: 3,433,421 km (0.12 R)
• M9: 3,808,163 km (0.074 R)
• M10: 4,596,095 km (0.059 R)
• M11: 5,589,874 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 14

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.92 AU - 1.12 AU

Year: 676 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,818,199 km

• M1: 174,132 km (0.073 R)
• M2: 778,657 km (0.072 R)
• M3: 1,222,364 km (0.114 R)
• M4: 2,151,217 km (0.061 R)
• M5: 3,565,815 km (0.051 R)
• M6: 4,237,509 km (0.107 R)
• M7: 5,682,475 km (0.113 R)
• M8: 6,231,051 km (0.07 R)
• M9: 7,595,682 km (0.092 R)
• M10: 8,361,175 km (0.052 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.5

Radius: 3.7

Gravity: 22.83 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.59 AU - 10.01 AU

Year: 18605 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,818,199 km

• M1: 47,572 km (0.053 R)
• M2: 547,977 km (0.084 R)
• M3: 8,396,330 km (0.103 R)
• M4: 9,224,205 km (0.098 R)
• M5: 9,945,865 km (0.107 R)
• M6: 10,538,572 km (0.104 R)
• M7: 18,768,848 km (0.119 R)
• M8: 20,517,797 km (0.09 R)
• M9: 27,128,227 km (0.065 R)
• M10: 30,796,966 km (0.1 R)
• M11: 32,166,983 km (0.108 R)
• M12: 32,632,382 km (0.093 R)
• M13: 33,457,863 km (0.096 R)
• M14: 36,772,204 km (0.107 R)
• M15: 37,794,705 km (0.101 R)
• M16: 45,780,688 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 16,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit