🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.46 AU - 0.56 AU

Year: 132 Days

Day: 36.9 Hours

Environment

Temp: 217 °C

Axial Tilt: 119.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,330,343 km

• M1: 103,372 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.45 AU - 0.69 AU

Year: 156 Days

Day: 41.6 Hours

Environment

Temp: 250 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.62 AU - 0.94 AU

Year: 249 Days

Day: 46.6 Hours

Environment

Temp: 98 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,330,343 km

• M1: 29,172 km (0.117 R)
• M2: 246,388 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.91 AU - 1.37 AU

Year: 440 Days

Day: 23.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 113.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,330,343 km

• M1: 30,817 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.92 AU - 1.44 AU

Year: 464 Days

Day: 38.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 57,330,343 km

• M1: 236,963 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.22 AU - 1.68 AU

Year: 631 Days

Day: 40.3 Hours

Environment

Temp: -30 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.75 AU - 2.45 AU

Year: 1101 Days

Day: 33.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,330,343 km

• M1: 122,670 km (0.109 R)

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497

Radius: 14.6

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.5 AU - 8.84 AU

Year: 6943 Days

Day: 7.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,330,343 km

• M1: 181,612 km (0.096 R)
• M2: 712,684 km (0.101 R)
• M3: 1,241,513 km (0.107 R)
• M4: 2,927,481 km (0.058 R)
• M5: 3,429,980 km (0.094 R)
• M6: 4,585,324 km (0.089 R)
• M7: 5,098,146 km (0.076 R)
• M8: 5,770,289 km (0.093 R)
• M9: 6,872,227 km (0.028 R)
• M10: 7,694,267 km (0.117 R)
• M11: 8,661,268 km (0.069 R)
• M12: 9,279,406 km (0.075 R)
• M13: 9,882,884 km (0.119 R)
• M14: 10,512,542 km (0.114 R)
• M15: 12,719,409 km (0.118 R)
• M16: 13,302,991 km (0.112 R)
• M17: 13,959,725 km (0.054 R)
• M18: 15,102,653 km (0.076 R)
• M19: 15,817,731 km (0.047 R)
• M20: 16,869,553 km (0.103 R)
• M21: 19,043,659 km (0.03 R)
• M22: 21,846,974 km (0.119 R)
• M23: 24,506,674 km (0.074 R)
• M24: 26,168,557 km (0.097 R)
• M25: 27,463,327 km (0.049 R)
• M26: 28,349,993 km (0.118 R)
• M27: 31,991,355 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.5

Radius: 11.7

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.23 AU - 12.83 AU

Year: 12358 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,330,343 km

• M1: 155,582 km (0.086 R)
• M2: 531,521 km (0.082 R)
• M3: 916,437 km (0.051 R)
• M4: 1,360,892 km (0.08 R)
• M5: 1,932,804 km (0.087 R)
• M6: 3,485,780 km (0.096 R)
• M7: 4,412,539 km (0.086 R)
• M8: 5,083,485 km (0.081 R)
• M9: 7,208,224 km (0.046 R)
• M10: 7,598,076 km (0.117 R)
• M11: 8,467,688 km (0.083 R)
• M12: 10,569,389 km (0.102 R)
• M13: 14,106,630 km (0.107 R)
• M14: 15,705,383 km (0.071 R)
• M15: 17,889,362 km (0.043 R)
• M16: 19,095,121 km (0.096 R)
• M17: 19,844,158 km (0.092 R)
• M18: 20,699,259 km (0.104 R)
• M19: 23,037,474 km (0.114 R)
• M20: 23,506,613 km (0.095 R)
• M21: 23,886,442 km (0.117 R)
• M22: 25,847,520 km (0.107 R)
• M23: 29,534,060 km (0.096 R)
• M24: 31,330,581 km (0.091 R)
• M25: 32,372,530 km (0.084 R)
• M26: 33,437,518 km (0.104 R)
• M27: 45,994,314 km (0.08 R)
• M28: 47,490,891 km (0.096 R)
• M29: 48,865,396 km (0.101 R)
• M30: 52,336,516 km (0.08 R)
• M31: 56,307,143 km (0.116 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 11,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit