🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.44 AU - 0.58 AU

Year: 133 Days

Day: 26.6 Hours

Environment

Temp: 241 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.61 AU - 0.75 AU

Year: 205 Days

Day: 28.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.79 AU - 1.19 AU

Year: 360 Days

Day: 46.8 Hours

Environment

Temp: 44 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.96 AU - 1.26 AU

Year: 427 Days

Day: 21.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,860,632 km

• M1: 24,235 km (0.072 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.22 AU - 3.74 AU

Year: 2371 Days

Day: 35 Hours

Environment

Temp: -117 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,860,632 km

• M1: 1,669,213 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.07 AU - 4.79 AU

Year: 2846 Days

Day: 42.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.08 AU - 4.9 AU

Year: 3475 Days

Day: 14.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.9

Radius: 14.1

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.26 AU - 15.14 AU

Year: 15564 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,860,632 km

• M1: 175,329 km (0.048 R)
• M2: 858,991 km (0.119 R)
• M3: 1,672,504 km (0.084 R)
• M4: 2,428,422 km (0.101 R)
• M5: 4,328,465 km (0.054 R)
• M6: 5,605,881 km (0.108 R)
• M7: 6,374,814 km (0.066 R)
• M8: 7,492,759 km (0.055 R)
• M9: 9,002,351 km (0.098 R)
• M10: 11,956,460 km (0.113 R)
• M11: 12,956,223 km (0.075 R)
• M12: 15,505,520 km (0.119 R)
• M13: 17,103,973 km (0.117 R)
• M14: 27,339,310 km (0.114 R)
• M15: 39,428,015 km (0.112 R)
• M16: 42,545,036 km (0.096 R)
• M17: 44,712,111 km (0.051 R)
• M18: 55,018,207 km (0.032 R)
• M19: 57,216,548 km (0.063 R)
• M20: 58,525,529 km (0.086 R)
• M21: 63,762,502 km (0.11 R)
• M22: 65,575,329 km (0.114 R)
• M23: 68,882,639 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.9

Radius: 5.1

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.78 AU - 15.78 AU

Year: 21816 Days

Day: 18.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,860,632 km

• M1: 63,729 km (0.078 R)
• M2: 242,049 km (0.114 R)
• M3: 537,954 km (0.085 R)
• M4: 1,573,620 km (0.07 R)
• M5: 1,775,428 km (0.092 R)
• M6: 4,394,288 km (0.041 R)
• M7: 4,976,224 km (0.117 R)
• M8: 5,607,975 km (0.075 R)
• M9: 6,690,765 km (0.11 R)
• M10: 7,145,094 km (0.059 R)
• M11: 9,307,680 km (0.095 R)
• M12: 11,021,623 km (0.104 R)
• M13: 13,167,156 km (0.09 R)
• M14: 14,430,510 km (0.104 R)
• M15: 14,932,411 km (0.097 R)
• M16: 23,574,231 km (0.117 R)
• M17: 23,746,867 km (0.106 R)
• M18: 24,445,938 km (0.04 R)
• M19: 25,976,922 km (0.066 R)
• M20: 26,532,230 km (0.061 R)
• M21: 28,342,813 km (0.089 R)
• M22: 39,365,333 km (0.103 R)
• M23: 41,088,252 km (0.03 R)
• M24: 41,841,627 km (0.092 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 17,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit