🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.64 AU - 0.74 AU

Year: 210 Days

Day: 33.1 Hours

Environment

Temp: 152 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.8

Radius: 13.9

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.84 AU - 5.08 AU

Year: 4055 Days

Day: 9.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,796,814 km

• M1: 172,935 km (0.048 R)
• M2: 701,016 km (0.078 R)
• M3: 1,291,030 km (0.057 R)
• M4: 1,798,166 km (0.049 R)
• M5: 2,254,141 km (0.06 R)
• M6: 2,806,007 km (0.045 R)
• M7: 3,307,759 km (0.073 R)
• M8: 3,803,975 km (0.074 R)
• M9: 4,255,611 km (0.095 R)
• M10: 4,743,000 km (0.052 R)
• M11: 5,601,243 km (0.029 R)
• M12: 6,497,634 km (0.09 R)
• M13: 8,728,737 km (0.071 R)
• M14: 10,187,914 km (0.074 R)
• M15: 10,620,701 km (0.092 R)
• M16: 11,293,143 km (0.094 R)
• M17: 11,804,170 km (0.035 R)
• M18: 13,327,973 km (0.089 R)
• M19: 16,466,686 km (0.087 R)
• M20: 17,368,462 km (0.087 R)
• M21: 20,681,906 km (0.067 R)
• M22: 25,567,772 km (0.046 R)
• M23: 27,520,473 km (0.108 R)
• M24: 28,704,391 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.7

Radius: 13.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.18 AU - 6.78 AU

Year: 4709 Days

Day: 6.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,796,814 km

• M1: 162,912 km (0.115 R)
• M2: 1,831,676 km (0.108 R)
• M3: 2,485,868 km (0.104 R)
• M4: 2,914,017 km (0.103 R)
• M5: 3,371,637 km (0.083 R)
• M6: 3,899,568 km (0.112 R)
• M7: 4,681,067 km (0.075 R)
• M8: 5,765,652 km (0.119 R)
• M9: 6,813,585 km (0.112 R)
• M10: 7,417,960 km (0.082 R)
• M11: 7,840,424 km (0.098 R)
• M12: 8,504,489 km (0.027 R)
• M13: 10,947,423 km (0.119 R)
• M14: 11,777,840 km (0.118 R)
• M15: 13,931,900 km (0.054 R)
• M16: 19,269,103 km (0.106 R)
• M17: 22,099,645 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.9

Radius: 11.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.67 AU - 6.53 AU

Year: 4865 Days

Day: 13.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,796,814 km

• M1: 157,676 km (0.045 R)
• M2: 850,314 km (0.03 R)
• M3: 1,839,007 km (0.086 R)
• M4: 2,315,177 km (0.117 R)
• M5: 3,116,722 km (0.103 R)
• M6: 5,047,582 km (0.094 R)
• M7: 6,111,971 km (0.116 R)
• M8: 8,297,595 km (0.079 R)
• M9: 9,319,349 km (0.114 R)
• M10: 10,291,286 km (0.075 R)
• M11: 11,190,220 km (0.112 R)
• M12: 16,487,780 km (0.116 R)
• M13: 18,290,883 km (0.101 R)
• M14: 20,777,798 km (0.077 R)
• M15: 23,482,228 km (0.115 R)
• M16: 24,407,491 km (0.095 R)
• M17: 26,248,592 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.8

Radius: 9.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.06 AU - 7.14 AU

Year: 5531 Days

Day: 7.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,796,814 km

• M1: 118,631 km (0.094 R)
• M2: 462,856 km (0.078 R)
• M3: 860,188 km (0.064 R)
• M4: 1,377,198 km (0.08 R)
• M5: 2,267,305 km (0.11 R)
• M6: 3,014,696 km (0.111 R)
• M7: 4,063,976 km (0.089 R)
• M8: 4,445,450 km (0.108 R)
• M9: 5,736,181 km (0.098 R)
• M10: 6,417,449 km (0.115 R)
• M11: 7,007,763 km (0.063 R)
• M12: 7,408,535 km (0.052 R)
• M13: 7,747,973 km (0.095 R)
• M14: 8,703,903 km (0.035 R)
• M15: 9,340,143 km (0.052 R)
• M16: 10,657,951 km (0.072 R)
• M17: 11,139,805 km (0.119 R)
• M18: 12,996,165 km (0.099 R)
• M19: 16,661,762 km (0.096 R)
• M20: 17,575,805 km (0.108 R)
• M21: 18,591,874 km (0.118 R)
• M22: 19,079,264 km (0.092 R)
• M23: 20,592,596 km (0.085 R)
• M24: 21,265,038 km (0.088 R)
• M25: 22,340,048 km (0.091 R)
• M26: 22,732,743 km (0.083 R)
• M27: 23,612,678 km (0.088 R)
• M28: 28,356,127 km (0.027 R)
• M29: 29,469,434 km (0.092 R)
• M30: 33,187,240 km (0.105 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: 185 - 13,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit