🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.42 AU - 0.64 AU

Year: 253 Days

Day: 37.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,475,148 km

• M1: 39,793 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 43.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.8

Radius: 13.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.65 AU - 0.79 AU

Year: 401 Days

Day: 10.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 13,475,148 km

• M1: 167,849 km (0.118 R)
• M2: 778,059 km (0.041 R)
• M3: 1,741,020 km (0.07 R)
• M4: 2,942,141 km (0.078 R)
• M5: 3,646,299 km (0.12 R)
• M6: 4,133,838 km (0.11 R)

Asteroid Belt

Center: 1.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.4

Radius: 12.8

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.55 AU - 1.65 AU

Year: 1328 Days

Day: 13.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,475,148 km

• M1: 159,172 km (0.11 R)
• M2: 616,343 km (0.038 R)
• M3: 1,030,729 km (0.104 R)
• M4: 1,622,688 km (0.1 R)
• M5: 2,386,684 km (0.081 R)
• M6: 2,811,393 km (0.099 R)
• M7: 3,504,629 km (0.092 R)
• M8: 4,420,467 km (0.111 R)
• M9: 4,845,026 km (0.111 R)
• M10: 8,079,781 km (0.048 R)
• M11: 8,688,046 km (0.076 R)
• M12: 9,233,629 km (0.101 R)
• M13: 9,931,354 km (0.119 R)
• M14: 11,008,758 km (0.085 R)
• M15: 12,125,356 km (0.071 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 11,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit