🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.43 AU - 0.69 AU

Year: 155 Days

Day: 47.4 Hours

Environment

Temp: 199 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.59 AU - 0.63 AU

Year: 177 Days

Day: 32.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.75 AU - 0.91 AU

Year: 280 Days

Day: 40.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,325,154 km

• M1: 203,902 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1 AU - 1.22 AU

Year: 434 Days

Day: 19.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.76 AU - 2.28 AU

Year: 1065 Days

Day: 13.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.26 AU - 4.54 AU

Year: 2856 Days

Day: 27.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.93 AU - 4.37 AU

Year: 3135 Days

Day: 46.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.45 AU - 5.09 AU

Year: 3272 Days

Day: 25.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,325,154 km

• M1: 68,366 km (0.047 R)
• M2: 1,736,532 km (0.12 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.8

Radius: 12.8

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.75 AU - 8.39 AU

Year: 6972 Days

Day: 12.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,325,154 km

• M1: 167,550 km (0.114 R)
• M2: 625,020 km (0.103 R)
• M3: 1,427,612 km (0.115 R)
• M4: 2,315,775 km (0.11 R)
• M5: 3,158,460 km (0.053 R)
• M6: 5,577,607 km (0.074 R)
• M7: 6,111,223 km (0.104 R)
• M8: 6,642,295 km (0.105 R)
• M9: 7,051,296 km (0.087 R)
• M10: 10,111,021 km (0.053 R)
• M11: 13,311,518 km (0.056 R)
• M12: 14,024,501 km (0.095 R)
• M13: 17,482,007 km (0.117 R)
• M14: 19,071,185 km (0.115 R)
• M15: 20,286,070 km (0.053 R)
• M16: 21,390,850 km (0.082 R)
• M17: 23,377,510 km (0.093 R)
• M18: 30,072,912 km (0.068 R)
• M19: 31,093,768 km (0.085 R)
• M20: 35,409,367 km (0.077 R)
• M21: 38,657,735 km (0.079 R)
• M22: 40,108,835 km (0.089 R)
• M23: 41,595,838 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.8

Radius: 4.2

Gravity: 19.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.02 AU - 13.28 AU

Year: 17685 Days

Day: 20.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,325,154 km

• M1: 52,509 km (0.036 R)
• M2: 274,362 km (0.039 R)
• M3: 698,772 km (0.033 R)
• M4: 1,189,303 km (0.093 R)
• M5: 1,500,317 km (0.053 R)
• M6: 2,442,484 km (0.089 R)
• M7: 2,990,461 km (0.035 R)
• M8: 3,563,272 km (0.091 R)
• M9: 4,206,094 km (0.059 R)
• M10: 5,502,808 km (0.076 R)
• M11: 5,754,282 km (0.078 R)
• M12: 7,002,826 km (0.092 R)
• M13: 7,959,355 km (0.116 R)
• M14: 8,421,612 km (0.115 R)
• M15: 10,021,412 km (0.087 R)
• M16: 11,636,620 km (0.092 R)
• M17: 11,931,627 km (0.072 R)
• M18: 12,598,085 km (0.066 R)
• M19: 12,784,185 km (0.111 R)
• M20: 14,138,046 km (0.099 R)
• M21: 14,541,661 km (0.111 R)
• M22: 16,453,971 km (0.112 R)
• M23: 17,051,315 km (0.111 R)
• M24: 20,768,822 km (0.034 R)
• M25: 21,820,495 km (0.117 R)
• M26: 22,632,213 km (0.1 R)
• M27: 25,980,662 km (0.083 R)
• M28: 30,976,184 km (0.03 R)
• M29: 33,519,796 km (0.073 R)
• M30: 41,157,516 km (0.057 R)
• M31: 43,092,564 km (0.032 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 11,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit