🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.52 AU - 0.56 AU

Year: 149 Days

Day: 18.8 Hours

Environment

Temp: 209 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,760,734 km

• M1: 108,159 km (0.034 R)
• M2: 185,801 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.62 AU - 1.04 AU

Year: 283 Days

Day: 15.7 Hours

Environment

Temp: 86 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.1 AU - 1.52 AU

Year: 562 Days

Day: 35.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.34 AU - 1.8 AU

Year: 737 Days

Day: 47.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,760,734 km

• M1: 48,320 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.23 AU - 1.93 AU

Year: 744 Days

Day: 17 Hours

Environment

Temp: -49 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.63 AU - 1.91 AU

Year: 882 Days

Day: 35.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 69.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,760,734 km

• M1: 94,695 km (0.099 R)
• M2: 277,654 km (0.114 R)

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.9

Radius: 8.7

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.14 AU - 5.8 AU

Year: 4794 Days

Day: 5.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,760,734 km

• M1: 108,159 km (0.089 R)
• M2: 477,516 km (0.028 R)
• M3: 893,249 km (0.053 R)
• M4: 1,267,842 km (0.064 R)
• M5: 1,897,200 km (0.111 R)
• M6: 2,243,070 km (0.069 R)
• M7: 3,063,016 km (0.119 R)
• M8: 3,476,655 km (0.044 R)
• M9: 3,880,419 km (0.044 R)
• M10: 7,530,607 km (0.079 R)
• M11: 8,803,685 km (0.077 R)
• M12: 9,091,212 km (0.04 R)
• M13: 10,997,687 km (0.084 R)
• M14: 11,574,088 km (0.08 R)
• M15: 13,751,186 km (0.068 R)
• M16: 14,878,107 km (0.069 R)
• M17: 18,560,608 km (0.057 R)
• M18: 20,360,719 km (0.112 R)
• M19: 21,450,689 km (0.072 R)
• M20: 21,897,388 km (0.093 R)
• M21: 23,984,727 km (0.099 R)
• M22: 25,199,911 km (0.106 R)
• M23: 27,315,674 km (0.07 R)
• M24: 29,822,784 km (0.059 R)
• M25: 32,577,180 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 14.5

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.44 AU - 8.02 AU

Year: 7285 Days

Day: 6.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,760,734 km

• M1: 180,265 km (0.063 R)
• M2: 971,638 km (0.072 R)
• M3: 2,163,036 km (0.059 R)
• M4: 2,695,903 km (0.051 R)
• M5: 5,143,624 km (0.098 R)
• M6: 11,059,172 km (0.049 R)
• M7: 18,266,947 km (0.092 R)
• M8: 21,878,689 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.5

Radius: 4.1

Gravity: 22.04 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 12.23 AU - 13.27 AU

Year: 17061 Days

Day: 16.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,760,734 km

• M1: 54,005 km (0.095 R)
• M2: 185,053 km (0.064 R)
• M3: 386,860 km (0.086 R)
• M4: 523,892 km (0.104 R)
• M5: 728,841 km (0.093 R)
• M6: 1,313,619 km (0.089 R)
• M7: 1,726,808 km (0.1 R)
• M8: 2,988,816 km (0.075 R)
• M9: 3,779,291 km (0.087 R)
• M10: 5,298,607 km (0.084 R)
• M11: 5,798,114 km (0.115 R)
• M12: 6,605,195 km (0.074 R)
• M13: 8,391,992 km (0.12 R)
• M14: 8,774,663 km (0.078 R)
• M15: 10,045,647 km (0.107 R)
• M16: 11,376,619 km (0.095 R)
• M17: 12,144,505 km (0.069 R)
• M18: 12,387,601 km (0.106 R)
• M19: 14,586,540 km (0.065 R)
• M20: 15,139,454 km (0.083 R)
• M21: 16,067,260 km (0.109 R)
• M22: 21,018,351 km (0.078 R)
• M23: 26,896,949 km (0.068 R)
• M24: 28,042,869 km (0.115 R)
• M25: 28,681,502 km (0.11 R)
• M26: 36,989,570 km (0.107 R)
• M27: 38,666,412 km (0.076 R)
• M28: 47,364,032 km (0.113 R)
• M29: 51,368,917 km (0.088 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 18,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit