🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.59 AU - 0.95 AU

Year: 244 Days

Day: 28.5 Hours

Environment

Temp: 130 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.25 AU - 1.49 AU

Year: 580 Days

Day: 45.4 Hours

Environment

Temp: -22 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 73,839,699 km

• M1: 40,990 km (0.116 R)
• M2: 862,581 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.28 AU - 1.76 AU

Year: 678 Days

Day: 33.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.46 AU - 3.16 AU

Year: 1704 Days

Day: 24.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.55 AU - 3.85 AU

Year: 2070 Days

Day: 39.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954

Radius: 9.4

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.51 AU - 9.81 AU

Year: 9217 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,839,699 km

• M1: 118,930 km (0.051 R)
• M2: 426,803 km (0.104 R)
• M3: 842,685 km (0.109 R)
• M4: 1,287,738 km (0.105 R)
• M5: 2,035,429 km (0.106 R)
• M6: 2,418,100 km (0.056 R)
• M7: 2,958,447 km (0.104 R)
• M8: 3,917,968 km (0.058 R)
• M9: 4,787,581 km (0.044 R)
• M10: 5,401,680 km (0.048 R)
• M11: 5,958,782 km (0.09 R)
• M12: 6,786,657 km (0.077 R)
• M13: 7,646,845 km (0.096 R)
• M14: 9,046,931 km (0.109 R)
• M15: 10,139,145 km (0.119 R)
• M16: 14,990,903 km (0.052 R)
• M17: 16,949,888 km (0.049 R)
• M18: 18,838,112 km (0.091 R)
• M19: 24,489,919 km (0.068 R)
• M20: 26,207,602 km (0.091 R)
• M21: 30,309,277 km (0.114 R)
• M22: 35,772,740 km (0.091 R)
• M23: 37,234,611 km (0.107 R)
• M24: 39,245,057 km (0.109 R)
• M25: 43,344,337 km (0.091 R)
• M26: 49,640,164 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.8

Radius: 5

Gravity: 19.75 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 13.02 AU - 18.4 AU

Year: 22519 Days

Day: 22.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,839,699 km

• M1: 86,468 km (0.072 R)
• M2: 256,112 km (0.083 R)
• M3: 609,163 km (0.067 R)
• M4: 775,067 km (0.081 R)
• M5: 1,466,508 km (0.08 R)
• M6: 1,647,222 km (0.053 R)
• M7: 1,975,589 km (0.096 R)
• M8: 2,811,094 km (0.085 R)
• M9: 4,748,685 km (0.09 R)
• M10: 5,259,412 km (0.076 R)
• M11: 6,607,439 km (0.076 R)
• M12: 7,057,728 km (0.064 R)
• M13: 8,795,308 km (0.103 R)
• M14: 10,139,444 km (0.098 R)
• M15: 18,774,832 km (0.119 R)
• M16: 20,044,020 km (0.111 R)
• M17: 22,152,453 km (0.12 R)
• M18: 25,914,091 km (0.084 R)
• M19: 30,079,943 km (0.077 R)
• M20: 34,670,952 km (0.101 R)
• M21: 40,889,736 km (0.115 R)
• M22: 43,478,826 km (0.109 R)
• M23: 44,734,102 km (0.096 R)
• M24: 51,374,901 km (0.086 R)
• M25: 54,747,435 km (0.085 R)
• M26: 72,083,136 km (0.062 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 19,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit