🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.7 AU - 0.8 AU

Year: 228 Days

Day: 22.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.69 AU - 0.83 AU

Year: 233 Days

Day: 41.3 Hours

Environment

Temp: 185 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 12

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.49 AU - 6.91 AU

Year: 6095 Days

Day: 5.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,017,523 km

• M1: 149,299 km (0.083 R)
• M2: 523,443 km (0.103 R)
• M3: 1,108,969 km (0.092 R)
• M4: 1,640,789 km (0.086 R)
• M5: 2,257,731 km (0.097 R)
• M6: 3,334,537 km (0.074 R)
• M7: 3,780,937 km (0.032 R)
• M8: 4,482,102 km (0.088 R)
• M9: 6,116,758 km (0.042 R)
• M10: 7,480,193 km (0.045 R)
• M11: 10,023,506 km (0.091 R)
• M12: 13,508,239 km (0.053 R)
• M13: 14,797,174 km (0.081 R)
• M14: 18,576,166 km (0.107 R)
• M15: 19,627,839 km (0.072 R)
• M16: 20,595,438 km (0.083 R)

Asteroid Belt

Center: 9.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269

Radius: 9.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 12.84 AU - 13.08 AU

Year: 16398 Days

Day: 11.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,017,523 km

• M1: 116,387 km (0.12 R)
• M2: 1,566,290 km (0.119 R)
• M3: 3,521,085 km (0.092 R)
• M4: 6,651,271 km (0.111 R)
• M5: 7,324,162 km (0.032 R)
• M6: 9,421,375 km (0.099 R)
• M7: 10,321,355 km (0.04 R)
• M8: 14,695,747 km (0.036 R)
• M9: 18,290,883 km (0.055 R)
• M10: 32,181,195 km (0.12 R)
• M11: 33,868,509 km (0.101 R)
• M12: 38,905,619 km (0.084 R)
• M13: 40,819,275 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.4

Radius: 4.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 13.24 AU - 13.86 AU

Year: 17530 Days

Day: 16.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,017,523 km

• M1: 52,359 km (0.084 R)
• M2: 355,744 km (0.029 R)
• M3: 518,805 km (0.075 R)
• M4: 913,594 km (0.1 R)
• M5: 1,134,999 km (0.069 R)
• M6: 1,533,378 km (0.108 R)
• M7: 1,698,235 km (0.093 R)
• M8: 2,186,373 km (0.078 R)
• M9: 2,618,711 km (0.108 R)
• M10: 3,027,113 km (0.079 R)
• M11: 4,331,307 km (0.079 R)
• M12: 5,345,880 km (0.092 R)
• M13: 5,607,527 km (0.102 R)
• M14: 7,185,036 km (0.113 R)
• M15: 8,873,996 km (0.047 R)
• M16: 12,959,514 km (0.06 R)
• M17: 13,378,687 km (0.115 R)
• M18: 14,188,909 km (0.087 R)
• M19: 15,031,295 km (0.078 R)
• M20: 15,552,344 km (0.12 R)
• M21: 22,776,725 km (0.096 R)
• M22: 26,350,319 km (0.097 R)
• M23: 27,448,367 km (0.085 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 18,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit