🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.87 AU - 0.93 AU

Year: 310 Days

Day: 31.1 Hours

Environment

Temp: 125 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.06 AU - 1.68 AU

Year: 583 Days

Day: 21.9 Hours

Environment

Temp: -20 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.58 AU - 2.18 AU

Year: 937 Days

Day: 41.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,503,834 km

• M1: 45,627 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.16 AU - 4.28 AU

Year: 2608 Days

Day: 26.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 11.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.77 AU - 6.07 AU

Year: 3966 Days

Day: 10.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 103.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,503,834 km

• M1: 152,440 km (0.091 R)
• M2: 571,464 km (0.095 R)
• M3: 1,125,874 km (0.119 R)
• M4: 1,531,882 km (0.062 R)
• M5: 2,126,534 km (0.109 R)
• M6: 2,902,647 km (0.049 R)
• M7: 9,012,374 km (0.113 R)
• M8: 9,554,666 km (0.089 R)
• M9: 15,820,573 km (0.115 R)
• M10: 16,718,011 km (0.096 R)
• M11: 18,556,269 km (0.108 R)
• M12: 19,256,986 km (0.106 R)
• M13: 19,854,330 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.8

Radius: 8.1

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.03 AU - 7.35 AU

Year: 5597 Days

Day: 8.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 133.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,503,834 km

• M1: 100,829 km (0.1 R)
• M2: 371,302 km (0.091 R)
• M3: 860,038 km (0.096 R)
• M4: 1,149,510 km (0.057 R)
• M5: 1,448,107 km (0.03 R)
• M6: 2,359,009 km (0.076 R)
• M7: 2,883,499 km (0.058 R)
• M8: 3,651,086 km (0.114 R)
• M9: 3,980,351 km (0.112 R)
• M10: 4,623,023 km (0.094 R)
• M11: 5,035,464 km (0.043 R)
• M12: 5,845,537 km (0.107 R)
• M13: 8,415,927 km (0.054 R)
• M14: 9,150,303 km (0.069 R)
• M15: 9,472,088 km (0.082 R)
• M16: 10,439,239 km (0.074 R)
• M17: 10,969,413 km (0.094 R)
• M18: 11,378,564 km (0.071 R)
• M19: 11,940,004 km (0.088 R)
• M20: 13,998,471 km (0.065 R)
• M21: 14,426,022 km (0.09 R)
• M22: 15,028,153 km (0.086 R)
• M23: 17,116,390 km (0.04 R)
• M24: 17,543,791 km (0.104 R)
• M25: 17,978,223 km (0.112 R)
• M26: 19,456,699 km (0.028 R)
• M27: 23,616,717 km (0.088 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 17,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit