🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.42 AU - 0.62 AU

Year: 134 Days

Day: 33.6 Hours

Environment

Temp: 240 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.98 AU - 1.1 AU

Year: 378 Days

Day: 30.9 Hours

Environment

Temp: 52 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,173,307 km

• M1: 23,636 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.04 AU - 1.66 AU

Year: 559 Days

Day: 41.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 45,173,307 km

• M1: 99,782 km (0.057 R)
• M2: 163,660 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.25 AU - 1.49 AU

Year: 572 Days

Day: 20.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,173,307 km

• M1: 210,335 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.85 AU - 2.43 AU

Year: 1116 Days

Day: 27.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.33 AU - 2.71 AU

Year: 1426 Days

Day: 44.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,173,307 km

• M1: 819,348 km (0.119 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.83 AU - 3.29 AU

Year: 1908 Days

Day: 40.4 Hours

Environment

Temp: -106 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,173,307 km

• M1: 396,883 km (0.102 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.34 AU - 5.12 AU

Year: 3667 Days

Day: 29.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.5

Radius: 12.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.52 AU - 7.86 AU

Year: 7601 Days

Day: 13.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,173,307 km

• M1: 150,495 km (0.106 R)
• M2: 598,242 km (0.099 R)
• M3: 1,135,149 km (0.048 R)
• M4: 1,956,890 km (0.076 R)
• M5: 2,933,165 km (0.083 R)
• M6: 4,643,668 km (0.105 R)
• M7: 5,137,041 km (0.028 R)
• M8: 6,298,519 km (0.114 R)
• M9: 8,655,284 km (0.097 R)
• M10: 9,360,040 km (0.083 R)
• M11: 11,085,801 km (0.098 R)
• M12: 12,131,490 km (0.076 R)
• M13: 12,958,168 km (0.088 R)
• M14: 15,032,940 km (0.102 R)
• M15: 15,600,365 km (0.065 R)
• M16: 16,182,151 km (0.071 R)
• M17: 16,577,987 km (0.115 R)
• M18: 18,014,576 km (0.062 R)
• M19: 20,514,057 km (0.087 R)
• M20: 22,657,346 km (0.097 R)
• M21: 23,571,987 km (0.057 R)
• M22: 25,563,583 km (0.117 R)
• M23: 27,291,588 km (0.104 R)
• M24: 33,472,075 km (0.061 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.5

Radius: 12.9

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.24 AU - 11.64 AU

Year: 11171 Days

Day: 9.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,173,307 km

• M1: 163,810 km (0.111 R)
• M2: 571,314 km (0.086 R)
• M3: 1,540,708 km (0.105 R)
• M4: 2,140,446 km (0.05 R)
• M5: 3,195,111 km (0.097 R)
• M6: 3,764,331 km (0.107 R)
• M7: 4,804,036 km (0.104 R)
• M8: 5,232,485 km (0.115 R)
• M9: 6,131,418 km (0.106 R)
• M10: 10,992,452 km (0.044 R)
• M11: 11,415,814 km (0.117 R)
• M12: 12,522,090 km (0.101 R)
• M13: 12,984,198 km (0.09 R)
• M14: 13,820,300 km (0.046 R)
• M15: 16,203,095 km (0.096 R)
• M16: 16,891,544 km (0.082 R)
• M17: 19,379,058 km (0.098 R)
• M18: 20,154,872 km (0.092 R)
• M19: 24,527,917 km (0.092 R)
• M20: 25,527,829 km (0.106 R)
• M21: 27,318,965 km (0.042 R)
• M22: 28,492,560 km (0.091 R)
• M23: 29,394,635 km (0.097 R)
• M24: 32,107,593 km (0.108 R)
• M25: 33,857,738 km (0.117 R)
• M26: 36,250,257 km (0.096 R)
• M27: 36,718,349 km (0.078 R)
• M28: 39,489,200 km (0.097 R)
• M29: 43,047,086 km (0.114 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 16,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit