🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.43 AU - 0.59 AU

Year: 235 Days

Day: 22.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.47 AU - 0.67 AU

Year: 278 Days

Day: 32.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.53 AU - 0.73 AU

Year: 323 Days

Day: 25.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.55 AU - 0.77 AU

Year: 346 Days

Day: 33.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 100.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.4

Radius: 12.8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.92 AU - 0.94 AU

Year: 579 Days

Day: 11.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,510,500 km

• M1: 159,172 km (0.111 R)
• M2: 583,282 km (0.049 R)
• M3: 1,232,836 km (0.089 R)
• M4: 1,709,455 km (0.096 R)
• M5: 2,693,360 km (0.087 R)
• M6: 3,156,515 km (0.055 R)
• M7: 3,713,917 km (0.065 R)
• M8: 4,553,909 km (0.031 R)
• M9: 4,960,516 km (0.078 R)
• M10: 5,904,030 km (0.036 R)
• M11: 7,112,780 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.4

Radius: 10

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.39 AU - 2.17 AU

Year: 1533 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 13,510,500 km

• M1: 124,465 km (0.104 R)
• M2: 550,819 km (0.054 R)
• M3: 1,026,840 km (0.097 R)
• M4: 1,393,654 km (0.077 R)
• M5: 1,858,604 km (0.079 R)
• M6: 2,327,294 km (0.095 R)
• M7: 2,749,758 km (0.109 R)
• M8: 3,299,231 km (0.077 R)
• M9: 3,938,014 km (0.093 R)
• M10: 4,351,952 km (0.106 R)
• M11: 4,956,028 km (0.063 R)
• M12: 6,047,045 km (0.108 R)
• M13: 6,749,407 km (0.11 R)
• M14: 7,081,365 km (0.047 R)
• M15: 7,778,341 km (0.098 R)
• M16: 8,115,236 km (0.09 R)
• M17: 8,520,496 km (0.117 R)
• M18: 9,529,384 km (0.107 R)
• M19: 11,313,788 km (0.109 R)
• M20: 11,710,372 km (0.087 R)
• M21: 12,493,367 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 16,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit