🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.86 AU - 1.08 AU

Year: 345 Days

Day: 47.5 Hours

Environment

Temp: 78 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.13 AU - 1.71 AU

Year: 612 Days

Day: 15.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.73 AU - 4.53 AU

Year: 3035 Days

Day: 28.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 8.8

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.14 AU - 6.18 AU

Year: 4239 Days

Day: 6 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,257,955 km

• M1: 111,002 km (0.054 R)
• M2: 417,079 km (0.064 R)
• M3: 809,324 km (0.088 R)
• M4: 1,156,691 km (0.095 R)
• M5: 1,949,559 km (0.113 R)
• M6: 2,404,187 km (0.114 R)
• M7: 3,048,805 km (0.103 R)
• M8: 4,797,005 km (0.095 R)
• M9: 5,290,080 km (0.045 R)
• M10: 8,175,224 km (0.061 R)
• M11: 8,592,902 km (0.112 R)
• M12: 9,171,995 km (0.082 R)
• M13: 9,546,887 km (0.106 R)
• M14: 10,692,508 km (0.074 R)
• M15: 12,464,943 km (0.1 R)
• M16: 12,925,406 km (0.102 R)
• M17: 13,831,370 km (0.118 R)
• M18: 15,452,114 km (0.098 R)
• M19: 16,037,341 km (0.074 R)
• M20: 16,472,222 km (0.103 R)
• M21: 18,056,463 km (0.084 R)
• M22: 18,527,247 km (0.05 R)
• M23: 21,459,815 km (0.106 R)
• M24: 21,921,474 km (0.101 R)
• M25: 22,796,621 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 12.2

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.85 AU - 7.47 AU

Year: 6216 Days

Day: 11.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,257,955 km

• M1: 151,692 km (0.071 R)
• M2: 573,259 km (0.116 R)
• M3: 1,568,384 km (0.117 R)
• M4: 3,773,307 km (0.036 R)
• M5: 4,181,560 km (0.113 R)
• M6: 4,946,902 km (0.098 R)
• M7: 5,378,193 km (0.107 R)
• M8: 6,088,633 km (0.117 R)
• M9: 7,001,330 km (0.079 R)
• M10: 8,198,861 km (0.106 R)
• M11: 9,311,570 km (0.105 R)
• M12: 10,016,924 km (0.1 R)
• M13: 11,287,907 km (0.091 R)
• M14: 12,505,484 km (0.075 R)
• M15: 13,752,532 km (0.109 R)
• M16: 14,205,365 km (0.053 R)
• M17: 14,843,998 km (0.119 R)
• M18: 15,441,193 km (0.113 R)
• M19: 19,437,401 km (0.113 R)
• M20: 19,936,160 km (0.093 R)
• M21: 25,067,816 km (0.1 R)
• M22: 26,001,008 km (0.115 R)
• M23: 28,939,708 km (0.086 R)
• M24: 30,632,707 km (0.113 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 14,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit