🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.61 AU - 0.79 AU

Year: 208 Days

Day: 33.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.67 AU - 0.75 AU

Year: 212 Days

Day: 19.9 Hours

Environment

Temp: 189 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,036,014 km

• M1: 93,648 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.45 AU - 3.23 AU

Year: 1698 Days

Day: 32.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.58 AU - 4.16 AU

Year: 2195 Days

Day: 16.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,036,014 km

• M1: 46,375 km (0.066 R)
• M2: 271,819 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.78 AU - 4.22 AU

Year: 2323 Days

Day: 14.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.13 AU - 4.93 AU

Year: 2870 Days

Day: 44.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,036,014 km

• M1: 186,399 km (0.098 R)
• M2: 1,635,853 km (0.109 R)

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.6

Radius: 13.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5 AU - 8.06 AU

Year: 5920 Days

Day: 9.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,036,014 km

• M1: 171,589 km (0.08 R)
• M2: 652,546 km (0.104 R)
• M3: 1,188,705 km (0.066 R)
• M4: 2,103,196 km (0.106 R)
• M5: 2,815,731 km (0.115 R)
• M6: 4,971,436 km (0.054 R)
• M7: 6,242,420 km (0.108 R)
• M8: 7,225,128 km (0.092 R)
• M9: 8,062,727 km (0.104 R)
• M10: 12,120,120 km (0.119 R)
• M11: 12,916,430 km (0.117 R)
• M12: 14,406,574 km (0.094 R)
• M13: 15,788,410 km (0.12 R)
• M14: 17,845,231 km (0.083 R)
• M15: 19,312,188 km (0.107 R)
• M16: 20,139,763 km (0.035 R)
• M17: 21,933,741 km (0.069 R)
• M18: 22,834,619 km (0.071 R)
• M19: 23,329,938 km (0.037 R)
• M20: 24,784,478 km (0.033 R)

Asteroid Belt

Center: 7.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.4

Radius: 15

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.47 AU - 9.61 AU

Year: 8088 Days

Day: 12.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,036,014 km

• M1: 191,336 km (0.075 R)
• M2: 1,125,126 km (0.112 R)
• M3: 1,663,379 km (0.117 R)
• M4: 2,300,366 km (0.11 R)
• M5: 3,325,261 km (0.106 R)
• M6: 6,271,592 km (0.03 R)
• M7: 8,047,468 km (0.119 R)
• M8: 11,492,707 km (0.091 R)
• M9: 15,595,877 km (0.113 R)
• M10: 16,105,108 km (0.118 R)
• M11: 20,588,257 km (0.077 R)
• M12: 21,408,802 km (0.057 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 12.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.06 AU - 13.58 AU

Year: 13512 Days

Day: 7.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,036,014 km

• M1: 161,416 km (0.106 R)
• M2: 593,904 km (0.057 R)
• M3: 1,107,323 km (0.098 R)
• M4: 1,615,208 km (0.12 R)
• M5: 2,446,524 km (0.117 R)
• M6: 3,048,954 km (0.026 R)
• M7: 4,887,362 km (0.074 R)
• M8: 7,499,940 km (0.054 R)
• M9: 8,456,468 km (0.064 R)
• M10: 8,964,353 km (0.079 R)
• M11: 9,541,651 km (0.083 R)
• M12: 10,506,408 km (0.115 R)
• M13: 11,816,736 km (0.081 R)
• M14: 14,432,604 km (0.109 R)
• M15: 15,226,670 km (0.052 R)
• M16: 16,472,222 km (0.093 R)
• M17: 25,791,421 km (0.104 R)
• M18: 28,369,441 km (0.092 R)
• M19: 30,681,326 km (0.105 R)
• M20: 31,994,048 km (0.078 R)
• M21: 33,116,181 km (0.069 R)
• M22: 34,032,768 km (0.077 R)
• M23: 34,966,109 km (0.109 R)
• M24: 36,640,408 km (0.117 R)
• M25: 38,493,028 km (0.066 R)
• M26: 42,922,172 km (0.12 R)
• M27: 43,737,481 km (0.09 R)
• M28: 44,149,174 km (0.098 R)
• M29: 48,701,437 km (0.054 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 12,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit