🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.48 AU - 0.76 AU

Year: 184 Days

Day: 24.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.14 AU - 1.84 AU

Year: 685 Days

Day: 42.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.16 AU - 5 AU

Year: 3105 Days

Day: 14.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.6

Radius: 11.4

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.94 AU - 5.38 AU

Year: 3790 Days

Day: 12.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 21,682,523 km

• M1: 141,819 km (0.114 R)
• M2: 563,685 km (0.061 R)
• M3: 1,135,747 km (0.114 R)
• M4: 1,520,214 km (0.102 R)
• M5: 2,191,010 km (0.114 R)
• M6: 2,851,635 km (0.091 R)
• M7: 4,030,915 km (0.082 R)
• M8: 4,819,295 km (0.107 R)
• M9: 5,237,122 km (0.091 R)
• M10: 5,822,349 km (0.106 R)
• M11: 7,024,966 km (0.089 R)
• M12: 7,737,651 km (0.108 R)
• M13: 8,497,907 km (0.089 R)
• M14: 9,071,016 km (0.075 R)
• M15: 9,427,059 km (0.115 R)
• M16: 9,833,666 km (0.089 R)
• M17: 10,769,551 km (0.072 R)
• M18: 11,395,468 km (0.097 R)
• M19: 12,524,783 km (0.077 R)
• M20: 13,267,536 km (0.05 R)
• M21: 14,895,610 km (0.108 R)
• M22: 16,477,009 km (0.102 R)
• M23: 16,889,300 km (0.114 R)
• M24: 17,734,678 km (0.103 R)
• M25: 18,607,881 km (0.076 R)
• M26: 19,971,166 km (0.025 R)
• M27: 20,440,155 km (0.096 R)
• M28: 21,609,562 km (0.043 R)
• M29: 23,706,625 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.5

Radius: 12.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.38 AU - 5.1 AU

Year: 3888 Days

Day: 14.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,682,523 km

• M1: 153,637 km (0.108 R)
• M2: 581,487 km (0.064 R)
• M3: 1,157,439 km (0.101 R)
• M4: 1,658,592 km (0.081 R)
• M5: 2,732,704 km (0.061 R)
• M6: 3,735,010 km (0.102 R)
• M7: 4,665,210 km (0.047 R)
• M8: 5,112,208 km (0.078 R)
• M9: 6,258,577 km (0.095 R)
• M10: 7,826,063 km (0.083 R)
• M11: 9,867,476 km (0.092 R)
• M12: 10,929,920 km (0.031 R)
• M13: 12,642,067 km (0.116 R)
• M14: 13,096,845 km (0.081 R)
• M15: 14,428,266 km (0.069 R)
• M16: 15,228,614 km (0.118 R)
• M17: 16,754,363 km (0.08 R)
• M18: 17,694,885 km (0.096 R)
• M19: 21,361,230 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 13,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit