🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 131 Days

Day: 13 Hours

Environment

Temp: 179 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,209,972 km

• M1: 42,486 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.45 AU - 0.67 AU

Year: 151 Days

Day: 24.2 Hours

Environment

Temp: 249 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.24 AU - 1.64 AU

Year: 622 Days

Day: 40.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 41,209,972 km

• M1: 101,577 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.48 AU - 2.7 AU

Year: 1500 Days

Day: 33 Hours

Environment

Temp: -93 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,209,972 km

• M1: 165,156 km (0.106 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.6

Radius: 14.4

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.93 AU - 7.79 AU

Year: 7186 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,209,972 km

• M1: 193,879 km (0.115 R)
• M2: 807,081 km (0.11 R)
• M3: 1,479,523 km (0.085 R)
• M4: 3,246,872 km (0.101 R)
• M5: 4,360,030 km (0.098 R)
• M6: 7,610,343 km (0.102 R)
• M7: 10,285,003 km (0.113 R)
• M8: 11,566,010 km (0.104 R)
• M9: 12,722,252 km (0.116 R)
• M10: 14,258,921 km (0.082 R)
• M11: 22,648,968 km (0.119 R)
• M12: 23,241,076 km (0.12 R)
• M13: 27,012,738 km (0.108 R)
• M14: 31,802,413 km (0.099 R)
• M15: 33,626,460 km (0.063 R)
• M16: 38,430,496 km (0.064 R)
• M17: 41,876,034 km (0.112 R)
• M18: 42,512,274 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.1

Radius: 11.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.53 AU - 9.41 AU

Year: 8871 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,209,972 km

• M1: 193,280 km (0.09 R)
• M2: 689,646 km (0.078 R)
• M3: 2,274,187 km (0.063 R)
• M4: 3,810,856 km (0.103 R)
• M5: 6,085,492 km (0.116 R)
• M6: 6,975,599 km (0.096 R)
• M7: 8,663,362 km (0.116 R)
• M8: 10,073,173 km (0.082 R)
• M9: 13,810,576 km (0.105 R)
• M10: 21,645,914 km (0.084 R)
• M11: 24,483,636 km (0.105 R)
• M12: 27,466,468 km (0.104 R)
• M13: 28,899,167 km (0.11 R)
• M14: 33,927,002 km (0.099 R)
• M15: 37,739,803 km (0.117 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 18,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit