🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 12.4

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.78 AU - 0.86 AU

Year: 513 Days

Day: 9 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,603,344 km

• M1: 154,235 km (0.093 R)
• M2: 555,008 km (0.064 R)
• M3: 982,409 km (0.036 R)
• M4: 1,471,744 km (0.111 R)
• M5: 1,886,728 km (0.117 R)
• M6: 2,351,230 km (0.071 R)
• M7: 3,031,002 km (0.106 R)
• M8: 3,755,655 km (0.107 R)
• M9: 4,315,749 km (0.056 R)
• M10: 5,030,976 km (0.113 R)
• M11: 5,426,214 km (0.112 R)
• M12: 6,221,327 km (0.099 R)
• M13: 6,697,945 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.3

Radius: 14

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.94 AU - 1.28 AU

Year: 807 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,603,344 km

• M1: 174,132 km (0.099 R)
• M2: 614,099 km (0.096 R)
• M3: 1,460,973 km (0.12 R)
• M4: 3,818,635 km (0.104 R)
• M5: 4,548,673 km (0.084 R)
• M6: 5,585,685 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.5

Radius: 12.4

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.53 AU - 4.11 AU

Year: 4176 Days

Day: 9.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 134.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,603,344 km

• M1: 154,235 km (0.075 R)
• M2: 550,819 km (0.07 R)
• M3: 1,048,232 km (0.069 R)
• M4: 1,531,882 km (0.081 R)
• M5: 2,551,092 km (0.048 R)
• M6: 3,152,326 km (0.065 R)
• M7: 3,695,516 km (0.103 R)
• M8: 4,091,951 km (0.092 R)
• M9: 4,842,034 km (0.116 R)
• M10: 5,484,108 km (0.03 R)
• M11: 6,808,648 km (0.044 R)
• M12: 9,022,996 km (0.07 R)
• M13: 10,081,251 km (0.109 R)
• M14: 10,640,597 km (0.095 R)
• M15: 11,821,523 km (0.116 R)
• M16: 13,088,019 km (0.116 R)
• M17: 16,294,798 km (0.104 R)
• M18: 20,396,922 km (0.065 R)
• M19: 25,771,524 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.8

Radius: 6.4

Gravity: 14.84 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.28 AU - 6.52 AU

Year: 11176 Days

Day: 21.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,603,344 km

• M1: 87,365 km (0.041 R)
• M2: 310,266 km (0.087 R)
• M3: 564,882 km (0.053 R)
• M4: 816,804 km (0.063 R)
• M5: 1,795,324 km (0.099 R)
• M6: 2,221,229 km (0.098 R)
• M7: 2,527,606 km (0.098 R)
• M8: 3,249,116 km (0.078 R)
• M9: 3,881,317 km (0.094 R)
• M10: 9,943,621 km (0.045 R)
• M11: 13,492,531 km (0.086 R)
• M12: 13,869,219 km (0.043 R)
• M13: 17,879,638 km (0.075 R)
• M14: 18,874,015 km (0.076 R)
• M15: 20,475,012 km (0.084 R)
• M16: 21,477,916 km (0.072 R)
• M17: 29,327,765 km (0.11 R)
• M18: 31,033,181 km (0.026 R)
• M19: 33,484,641 km (0.09 R)
• M20: 43,485,558 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 17,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit