🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.51 AU - 0.57 AU

Year: 140 Days

Day: 13.3 Hours

Environment

Temp: 199 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,779,067 km

• M1: 45,179 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.91 AU - 2.55 AU

Year: 1176 Days

Day: 21.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.9

Radius: 9.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.49 AU - 6.85 AU

Year: 4767 Days

Day: 11.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 98.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,779,067 km

• M1: 116,986 km (0.116 R)
• M2: 591,510 km (0.08 R)
• M3: 1,147,416 km (0.077 R)
• M4: 4,049,166 km (0.098 R)
• M5: 5,276,317 km (0.099 R)
• M6: 5,897,298 km (0.096 R)
• M7: 6,214,146 km (0.104 R)
• M8: 6,638,406 km (0.06 R)
• M9: 8,333,200 km (0.078 R)
• M10: 9,601,939 km (0.101 R)
• M11: 11,131,129 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.9

Radius: 11.2

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.64 AU - 8.58 AU

Year: 6694 Days

Day: 14.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,779,067 km

• M1: 139,276 km (0.104 R)
• M2: 560,693 km (0.073 R)
• M3: 1,056,011 km (0.102 R)
• M4: 1,611,767 km (0.11 R)
• M5: 2,055,026 km (0.072 R)
• M6: 2,971,014 km (0.116 R)
• M7: 4,018,199 km (0.05 R)
• M8: 5,038,007 km (0.051 R)
• M9: 6,353,870 km (0.089 R)
• M10: 7,772,058 km (0.032 R)
• M11: 10,511,046 km (0.097 R)
• M12: 14,752,893 km (0.111 R)
• M13: 15,345,301 km (0.089 R)
• M14: 24,807,067 km (0.109 R)
• M15: 26,675,395 km (0.09 R)
• M16: 27,822,661 km (0.11 R)
• M17: 28,272,502 km (0.039 R)
• M18: 33,546,874 km (0.103 R)
• M19: 34,675,290 km (0.088 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 18,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit