🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119

Radius: 12.4

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.52 AU - 0.68 AU

Year: 315 Days

Day: 12.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 17,227,285 km

• M1: 154,235 km (0.097 R)
• M2: 670,647 km (0.061 R)
• M3: 1,116,449 km (0.072 R)
• M4: 1,555,967 km (0.073 R)
• M5: 2,055,475 km (0.101 R)
• M6: 2,442,185 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.5

Radius: 13.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.47 AU - 0.75 AU

Year: 323 Days

Day: 14.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,227,285 km

• M1: 167,849 km (0.049 R)
• M2: 750,383 km (0.035 R)
• M3: 1,304,194 km (0.116 R)
• M4: 1,776,176 km (0.069 R)
• M5: 2,389,527 km (0.113 R)
• M6: 3,110,140 km (0.094 R)
• M7: 3,551,304 km (0.116 R)
• M8: 4,240,052 km (0.111 R)
• M9: 5,105,027 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.5

Radius: 13.5

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.84 AU - 1.16 AU

Year: 678 Days

Day: 13.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,227,285 km

• M1: 167,849 km (0.09 R)
• M2: 589,116 km (0.103 R)
• M3: 1,242,560 km (0.08 R)
• M4: 1,735,335 km (0.098 R)
• M5: 2,311,736 km (0.088 R)
• M6: 2,991,509 km (0.079 R)
• M7: 3,747,726 km (0.042 R)
• M8: 4,659,375 km (0.072 R)
• M9: 6,155,504 km (0.099 R)
• M10: 6,659,648 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.1

Radius: 11.8

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.5 AU - 2.42 AU

Year: 1861 Days

Day: 7.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,227,285 km

• M1: 147,055 km (0.105 R)
• M2: 546,331 km (0.084 R)
• M3: 997,967 km (0.078 R)
• M4: 1,367,624 km (0.074 R)
• M5: 1,864,139 km (0.082 R)
• M6: 2,762,325 km (0.116 R)
• M7: 3,211,118 km (0.091 R)
• M8: 3,583,916 km (0.119 R)
• M9: 4,257,107 km (0.087 R)
• M10: 5,517,469 km (0.073 R)
• M11: 7,152,723 km (0.09 R)
• M12: 7,853,739 km (0.105 R)
• M13: 10,525,706 km (0.114 R)
• M14: 14,018,966 km (0.11 R)
• M15: 14,561,109 km (0.08 R)
• M16: 14,930,316 km (0.074 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: 314 - 19,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit