🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.4

Radius: 12.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.46 AU - 0.64 AU

Year: 272 Days

Day: 14.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,628,574 km

• M1: 153,039 km (0.063 R)
• M2: 579,841 km (0.111 R)
• M3: 1,089,072 km (0.057 R)
• M4: 1,487,751 km (0.085 R)
• M5: 1,992,045 km (0.072 R)
• M6: 2,415,856 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353

Radius: 11.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.02 AU - 1.1 AU

Year: 728 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,628,574 km

• M1: 149,747 km (0.093 R)
• M2: 530,624 km (0.117 R)
• M3: 1,079,797 km (0.05 R)
• M4: 1,686,716 km (0.086 R)
• M5: 2,375,614 km (0.093 R)
• M6: 4,086,266 km (0.109 R)
• M7: 4,673,288 km (0.048 R)
• M8: 5,051,920 km (0.064 R)
• M9: 5,519,713 km (0.096 R)
• M10: 6,016,378 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.8

Radius: 13.4

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.96 AU - 2.04 AU

Year: 1886 Days

Day: 9.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,628,574 km

• M1: 166,652 km (0.091 R)
• M2: 1,159,383 km (0.048 R)
• M3: 1,633,010 km (0.087 R)
• M4: 2,181,885 km (0.076 R)
• M5: 2,988,965 km (0.083 R)
• M6: 3,440,003 km (0.084 R)
• M7: 4,743,300 km (0.065 R)
• M8: 5,722,418 km (0.087 R)
• M9: 6,400,096 km (0.111 R)
• M10: 7,701,598 km (0.113 R)
• M11: 8,191,082 km (0.078 R)
• M12: 9,848,477 km (0.08 R)
• M13: 10,857,215 km (0.035 R)
• M14: 11,300,174 km (0.076 R)
• M15: 11,719,946 km (0.105 R)
• M16: 12,405,703 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.4

Radius: 5.5

Gravity: 16.84 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.3 AU - 10.8 AU

Year: 18155 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,628,574 km

• M1: 80,334 km (0.043 R)
• M2: 577,149 km (0.097 R)
• M3: 1,216,231 km (0.071 R)
• M4: 3,207,827 km (0.031 R)
• M5: 3,987,082 km (0.098 R)
• M6: 4,169,293 km (0.115 R)
• M7: 5,130,160 km (0.036 R)
• M8: 7,525,222 km (0.1 R)
• M9: 10,577,018 km (0.067 R)
• M10: 13,260,355 km (0.11 R)
• M11: 13,736,376 km (0.085 R)
• M12: 16,755,560 km (0.077 R)
• M13: 17,798,257 km (0.116 R)
• M14: 19,923,744 km (0.044 R)
• M15: 27,413,810 km (0.092 R)
• M16: 32,263,025 km (0.105 R)
• M17: 37,116,728 km (0.086 R)
• M18: 50,340,581 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 12,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit