🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.53 AU - 0.55 AU

Year: 145 Days

Day: 16.9 Hours

Environment

Temp: 226 °C

Axial Tilt: 53.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,272,461 km

• M1: 25,731 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.86 AU - 1.32 AU

Year: 416 Days

Day: 25.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.19 AU - 1.27 AU

Year: 498 Days

Day: 36 Hours

Environment

Temp: 18 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,272,461 km

• M1: 542,442 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.71 AU - 1.87 AU

Year: 875 Days

Day: 14.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 119 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,272,461 km

• M1: 92,302 km (0.077 R)
• M2: 328,667 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.49 AU - 2.97 AU

Year: 1648 Days

Day: 29.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,272,461 km

• M1: 34,408 km (0.071 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.89 AU - 3.07 AU

Year: 1879 Days

Day: 30 Hours

Environment

Temp: -106 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 10

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.85 AU - 14.49 AU

Year: 14561 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,272,461 km

• M1: 124,465 km (0.037 R)
• M2: 436,826 km (0.118 R)
• M3: 873,801 km (0.106 R)
• M4: 1,916,050 km (0.1 R)
• M5: 2,567,249 km (0.102 R)
• M6: 2,903,545 km (0.112 R)
• M7: 3,337,080 km (0.034 R)
• M8: 4,932,840 km (0.095 R)
• M9: 5,948,759 km (0.062 R)
• M10: 7,290,802 km (0.058 R)
• M11: 7,686,039 km (0.025 R)
• M12: 8,305,524 km (0.098 R)
• M13: 9,928,362 km (0.119 R)
• M14: 10,563,255 km (0.084 R)
• M15: 11,277,136 km (0.118 R)
• M16: 11,968,428 km (0.083 R)
• M17: 17,482,306 km (0.099 R)
• M18: 18,335,762 km (0.119 R)
• M19: 20,435,069 km (0.104 R)
• M20: 21,222,253 km (0.095 R)
• M21: 21,542,692 km (0.039 R)
• M22: 25,374,342 km (0.068 R)
• M23: 26,560,504 km (0.092 R)
• M24: 27,026,501 km (0.049 R)
• M25: 28,554,344 km (0.058 R)
• M26: 33,374,537 km (0.119 R)
• M27: 34,355,600 km (0.091 R)
• M28: 34,797,811 km (0.093 R)
• M29: 35,806,550 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit