🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.81 AU

Year: 202 Days

Day: 16.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.7 AU - 1.04 AU

Year: 287 Days

Day: 40.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,831,580 km

• M1: 94,695 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.94 AU - 1.4 AU

Year: 447 Days

Day: 21.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.99 AU - 1.49 AU

Year: 488 Days

Day: 41.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,831,580 km

• M1: 54,902 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.19 AU - 1.81 AU

Year: 649 Days

Day: 13.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.89 AU - 2.47 AU

Year: 1137 Days

Day: 17.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.98 AU - 2.74 AU

Year: 1280 Days

Day: 16.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 70 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.5

Radius: 7.2

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 12.44 AU - 14.54 AU

Year: 17495 Days

Day: 18 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 30,831,580 km

• M1: 89,759 km (0.103 R)
• M2: 748,289 km (0.066 R)
• M3: 1,389,615 km (0.076 R)
• M4: 1,697,637 km (0.09 R)
• M5: 2,032,736 km (0.103 R)
• M6: 2,575,926 km (0.108 R)
• M7: 2,927,481 km (0.104 R)
• M8: 3,386,148 km (0.119 R)
• M9: 3,646,299 km (0.118 R)
• M10: 4,727,442 km (0.097 R)
• M11: 6,008,000 km (0.103 R)
• M12: 6,274,135 km (0.103 R)
• M13: 7,036,336 km (0.068 R)
• M14: 8,177,468 km (0.085 R)
• M15: 8,599,783 km (0.036 R)
• M16: 8,889,255 km (0.111 R)
• M17: 10,932,912 km (0.114 R)
• M18: 12,335,392 km (0.119 R)
• M19: 18,585,591 km (0.118 R)
• M20: 18,826,742 km (0.112 R)
• M21: 21,180,366 km (0.074 R)
• M22: 25,067,966 km (0.097 R)
• M23: 29,953,682 km (0.07 R)
• M24: 31,182,330 km (0.1 R)
• M25: 32,212,311 km (0.094 R)
• M26: 33,264,732 km (0.097 R)
• M27: 33,501,695 km (0.08 R)
• M28: 36,058,323 km (0.058 R)
• M29: 36,308,450 km (0.059 R)
• M30: 37,448,087 km (0.087 R)
• M31: 38,480,911 km (0.076 R)
• M32: 41,282,580 km (0.082 R)
• M33: 42,663,218 km (0.084 R)
• M34: 50,968,144 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.8

Radius: 5.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 13.45 AU - 17.41 AU

Year: 21402 Days

Day: 19.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,831,580 km

• M1: 80,184 km (0.101 R)
• M2: 277,354 km (0.117 R)
• M3: 463,753 km (0.059 R)
• M4: 642,074 km (0.092 R)
• M5: 843,433 km (0.089 R)
• M6: 1,434,344 km (0.076 R)
• M7: 2,891,577 km (0.06 R)
• M8: 3,366,401 km (0.084 R)
• M9: 11,503,627 km (0.101 R)
• M10: 15,643,300 km (0.115 R)
• M11: 17,280,200 km (0.119 R)
• M12: 19,979,244 km (0.108 R)
• M13: 21,392,346 km (0.074 R)
• M14: 25,376,137 km (0.101 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 18,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit