🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1 AU - 1.2 AU

Year: 424 Days

Day: 45.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.35 AU - 2.03 AU

Year: 806 Days

Day: 33.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.35 AU - 2.93 AU

Year: 1575 Days

Day: 27 Hours

Environment

Temp: -96 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.09 AU - 3.39 AU

Year: 2141 Days

Day: 41.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,453,505 km

• M1: 2,499,032 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.86 AU - 3.76 AU

Year: 2211 Days

Day: 36 Hours

Environment

Temp: -105 °C

Axial Tilt: 179.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.14 AU - 4.2 AU

Year: 2581 Days

Day: 21 Hours

Environment

Temp: -110 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.47 AU - 4.85 AU

Year: 3115 Days

Day: 35.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.2

Radius: 9.7

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.46 AU - 6.12 AU

Year: 5114 Days

Day: 12.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,453,505 km

• M1: 120,576 km (0.07 R)
• M2: 499,956 km (0.077 R)
• M3: 863,479 km (0.113 R)
• M4: 1,236,576 km (0.098 R)
• M5: 1,960,181 km (0.112 R)
• M6: 2,778,032 km (0.089 R)
• M7: 3,254,801 km (0.047 R)
• M8: 3,588,105 km (0.113 R)
• M9: 5,268,538 km (0.042 R)
• M10: 6,187,218 km (0.106 R)
• M11: 6,867,889 km (0.118 R)
• M12: 8,416,825 km (0.084 R)
• M13: 10,055,221 km (0.077 R)
• M14: 11,654,721 km (0.062 R)
• M15: 12,141,363 km (0.084 R)
• M16: 12,489,926 km (0.117 R)
• M17: 13,103,277 km (0.116 R)
• M18: 13,736,376 km (0.053 R)
• M19: 20,807,269 km (0.098 R)
• M20: 24,873,638 km (0.101 R)
• M21: 27,517,631 km (0.058 R)
• M22: 30,252,579 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.3

Radius: 8.6

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 11.01 AU - 12.75 AU

Year: 15031 Days

Day: 5.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,453,505 km

• M1: 109,206 km (0.05 R)
• M2: 457,919 km (0.12 R)
• M3: 976,874 km (0.076 R)
• M4: 1,509,742 km (0.093 R)
• M5: 2,168,870 km (0.076 R)
• M6: 2,670,621 km (0.026 R)
• M7: 3,606,057 km (0.103 R)
• M8: 4,163,458 km (0.065 R)
• M9: 4,586,970 km (0.1 R)
• M10: 8,167,595 km (0.103 R)
• M11: 10,055,370 km (0.086 R)
• M12: 12,277,796 km (0.09 R)
• M13: 15,652,724 km (0.054 R)
• M14: 17,206,149 km (0.103 R)
• M15: 19,351,083 km (0.108 R)
• M16: 22,571,626 km (0.114 R)
• M17: 24,453,268 km (0.083 R)
• M18: 26,641,137 km (0.098 R)
• M19: 28,740,593 km (0.098 R)
• M20: 32,441,794 km (0.06 R)
• M21: 34,588,823 km (0.109 R)
• M22: 42,428,200 km (0.097 R)
• M23: 43,840,404 km (0.092 R)
• M24: 50,741,803 km (0.104 R)
• M25: 51,374,003 km (0.065 R)
• M26: 54,614,443 km (0.101 R)
• M27: 55,612,560 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 13,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit