🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.63 AU - 0.77 AU

Year: 207 Days

Day: 30.9 Hours

Environment

Temp: 226 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.83 AU - 1.03 AU

Year: 317 Days

Day: 20.1 Hours

Environment

Temp: 139 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.83 AU - 1.37 AU

Year: 407 Days

Day: 15.2 Hours

Environment

Temp: 47 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.2 AU - 1.28 AU

Year: 488 Days

Day: 22.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 57,649,217 km

• M1: 17,802 km (0.113 R)
• M2: 277,205 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.36 AU - 1.38 AU

Year: 566 Days

Day: 39 Hours

Environment

Temp: -1 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.62 AU - 2.68 AU

Year: 1113 Days

Day: 17.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.64 AU - 2.84 AU

Year: 1601 Days

Day: 26.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,649,217 km

• M1: 261,198 km (0.101 R)
• M2: 1,281,007 km (0.098 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.54 AU - 3.84 AU

Year: 2012 Days

Day: 37.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.3

Radius: 9.8

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.95 AU - 8.49 AU

Year: 7574 Days

Day: 14.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,649,217 km

• M1: 134,488 km (0.112 R)
• M2: 462,407 km (0.112 R)
• M3: 875,297 km (0.102 R)
• M4: 1,354,459 km (0.099 R)
• M5: 1,727,407 km (0.07 R)
• M6: 2,118,007 km (0.116 R)
• M7: 2,435,453 km (0.117 R)
• M8: 2,825,754 km (0.056 R)
• M9: 3,758,198 km (0.103 R)
• M10: 6,579,913 km (0.113 R)
• M11: 8,332,601 km (0.086 R)
• M12: 8,637,781 km (0.114 R)
• M13: 9,270,580 km (0.117 R)
• M14: 12,450,582 km (0.055 R)
• M15: 14,534,480 km (0.096 R)
• M16: 16,979,658 km (0.115 R)
• M17: 22,333,017 km (0.044 R)
• M18: 26,592,667 km (0.115 R)
• M19: 28,813,447 km (0.106 R)
• M20: 30,842,892 km (0.089 R)
• M21: 33,621,074 km (0.106 R)
• M22: 38,454,581 km (0.064 R)
• M23: 39,425,023 km (0.056 R)
• M24: 42,562,838 km (0.05 R)
• M25: 43,339,850 km (0.11 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 11.3

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.04 AU - 12.86 AU

Year: 12794 Days

Day: 5.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,649,217 km

• M1: 142,567 km (0.026 R)
• M2: 600,635 km (0.088 R)
• M3: 1,094,159 km (0.092 R)
• M4: 2,322,058 km (0.118 R)
• M5: 2,735,247 km (0.052 R)
• M6: 3,932,629 km (0.1 R)
• M7: 4,401,169 km (0.115 R)
• M8: 5,848,379 km (0.089 R)
• M9: 9,449,948 km (0.104 R)
• M10: 10,679,044 km (0.082 R)
• M11: 11,772,305 km (0.116 R)
• M12: 12,193,423 km (0.111 R)
• M13: 20,035,643 km (0.118 R)
• M14: 20,897,925 km (0.091 R)
• M15: 21,874,949 km (0.086 R)
• M16: 22,789,291 km (0.12 R)
• M17: 25,186,746 km (0.107 R)
• M18: 26,806,442 km (0.096 R)
• M19: 27,431,462 km (0.071 R)
• M20: 31,733,149 km (0.089 R)
• M21: 35,707,965 km (0.059 R)
• M22: 51,339,147 km (0.081 R)
• M23: 52,303,156 km (0.075 R)
• M24: 53,936,465 km (0.107 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 16,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit