🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.44 AU - 0.6 AU

Year: 143 Days

Day: 15.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 11.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.92 AU - 5 AU

Year: 3587 Days

Day: 14 Hours

Environment

Temp: -137 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,373,485 km

• M1: 140,622 km (0.092 R)
• M2: 548,575 km (0.078 R)
• M3: 1,105,229 km (0.117 R)
• M4: 1,702,573 km (0.118 R)
• M5: 2,534,637 km (0.074 R)
• M6: 2,987,170 km (0.054 R)
• M7: 3,493,409 km (0.074 R)
• M8: 3,997,405 km (0.078 R)
• M9: 4,900,377 km (0.054 R)
• M10: 5,269,286 km (0.097 R)
• M11: 6,011,590 km (0.108 R)
• M12: 9,551,674 km (0.106 R)
• M13: 10,166,970 km (0.101 R)
• M14: 10,769,850 km (0.048 R)
• M15: 12,466,439 km (0.086 R)
• M16: 13,647,215 km (0.095 R)
• M17: 14,011,037 km (0.095 R)
• M18: 14,616,011 km (0.063 R)
• M19: 15,482,482 km (0.083 R)
• M20: 17,690,547 km (0.095 R)
• M21: 18,123,483 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.2

Radius: 10.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.41 AU - 4.55 AU

Year: 3611 Days

Day: 13.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,373,485 km

• M1: 138,228 km (0.073 R)
• M2: 546,780 km (0.098 R)
• M3: 1,962,574 km (0.077 R)
• M4: 2,298,571 km (0.064 R)
• M5: 2,737,342 km (0.118 R)
• M6: 3,341,268 km (0.105 R)
• M7: 4,839,042 km (0.098 R)
• M8: 5,697,136 km (0.099 R)
• M9: 6,106,585 km (0.036 R)
• M10: 7,979,102 km (0.116 R)
• M11: 8,992,029 km (0.102 R)
• M12: 9,662,676 km (0.032 R)
• M13: 10,127,925 km (0.047 R)
• M14: 13,574,660 km (0.117 R)
• M15: 15,118,211 km (0.101 R)
• M16: 16,775,756 km (0.1 R)
• M17: 18,023,402 km (0.085 R)
• M18: 18,551,183 km (0.109 R)
• M19: 21,739,413 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.4

Radius: 9

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.24 AU - 5.32 AU

Year: 3980 Days

Day: 10.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,373,485 km

• M1: 111,899 km (0.106 R)
• M2: 573,259 km (0.059 R)
• M3: 929,003 km (0.093 R)
• M4: 1,583,942 km (0.088 R)
• M5: 2,206,269 km (0.108 R)
• M6: 2,891,876 km (0.106 R)
• M7: 3,317,632 km (0.08 R)
• M8: 3,968,832 km (0.06 R)
• M9: 5,361,588 km (0.111 R)
• M10: 6,890,328 km (0.053 R)
• M11: 7,769,665 km (0.047 R)
• M12: 8,251,968 km (0.097 R)
• M13: 8,850,360 km (0.104 R)
• M14: 10,098,604 km (0.076 R)
• M15: 11,080,714 km (0.044 R)
• M16: 12,205,241 km (0.081 R)
• M17: 12,774,611 km (0.086 R)
• M18: 13,618,493 km (0.082 R)
• M19: 14,054,122 km (0.031 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 17,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit