🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.75 AU - 0.97 AU

Year: 279 Days

Day: 15.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,407,167 km

• M1: 55,351 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.95 AU - 1.51 AU

Year: 477 Days

Day: 38.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.03 AU - 1.47 AU

Year: 489 Days

Day: 30.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.16 AU - 1.44 AU

Year: 519 Days

Day: 44.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 58,407,167 km

• M1: 36,801 km (0.11 R)
• M2: 696,378 km (0.025 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.53 AU - 2.67 AU

Year: 1467 Days

Day: 16.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.05 AU - 3.09 AU

Year: 1882 Days

Day: 13.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.71 AU - 4.15 AU

Year: 2222 Days

Day: 17.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.22 AU - 4.64 AU

Year: 2726 Days

Day: 13.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,407,167 km

• M1: 54,753 km (0.078 R)
• M2: 936,483 km (0.045 R)

Asteroid Belt

Center: 6.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.8

Radius: 14.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.96 AU - 9.64 AU

Year: 9922 Days

Day: 10.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,407,167 km

• M1: 189,092 km (0.117 R)
• M2: 687,552 km (0.058 R)
• M3: 1,139,487 km (0.11 R)
• M4: 1,923,081 km (0.082 R)
• M5: 2,466,420 km (0.099 R)
• M6: 3,025,617 km (0.102 R)
• M7: 3,895,229 km (0.03 R)
• M8: 4,630,802 km (0.105 R)
• M9: 6,027,298 km (0.113 R)
• M10: 6,599,660 km (0.066 R)
• M11: 7,052,642 km (0.101 R)
• M12: 9,831,572 km (0.119 R)
• M13: 10,678,296 km (0.067 R)
• M14: 11,358,218 km (0.095 R)
• M15: 12,921,067 km (0.101 R)
• M16: 13,572,716 km (0.119 R)
• M17: 14,942,135 km (0.101 R)
• M18: 15,660,503 km (0.112 R)
• M19: 16,815,997 km (0.105 R)
• M20: 19,449,668 km (0.047 R)
• M21: 23,461,584 km (0.058 R)
• M22: 23,988,019 km (0.12 R)
• M23: 24,702,199 km (0.06 R)
• M24: 29,289,019 km (0.076 R)
• M25: 33,522,040 km (0.081 R)
• M26: 34,414,990 km (0.096 R)
• M27: 36,365,447 km (0.114 R)
• M28: 37,546,522 km (0.071 R)
• M29: 38,753,179 km (0.081 R)
• M30: 41,243,535 km (0.098 R)
• M31: 43,180,229 km (0.107 R)
• M32: 43,839,058 km (0.065 R)
• M33: 44,638,509 km (0.039 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.7

Radius: 7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.87 AU - 19.37 AU

Year: 21597 Days

Day: 18.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,407,167 km

• M1: 87,066 km (0.051 R)
• M2: 1,234,930 km (0.108 R)
• M3: 1,480,271 km (0.099 R)
• M4: 2,319,066 km (0.106 R)
• M5: 3,627,000 km (0.051 R)
• M6: 3,875,782 km (0.109 R)
• M7: 4,315,899 km (0.075 R)
• M8: 5,508,493 km (0.103 R)
• M9: 6,617,761 km (0.051 R)
• M10: 10,494,440 km (0.097 R)
• M11: 17,549,177 km (0.103 R)
• M12: 22,128,218 km (0.045 R)
• M13: 22,867,979 km (0.087 R)
• M14: 23,911,873 km (0.066 R)
• M15: 24,592,544 km (0.08 R)
• M16: 25,992,480 km (0.085 R)
• M17: 28,083,559 km (0.083 R)
• M18: 30,284,144 km (0.064 R)
• M19: 31,426,473 km (0.112 R)
• M20: 31,891,274 km (0.05 R)
• M21: 38,095,098 km (0.096 R)
• M22: 38,623,627 km (0.11 R)
• M23: 48,526,856 km (0.113 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 15,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit