🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.69 AU - 0.81 AU

Year: 236 Days

Day: 20.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,161,763 km

• M1: 43,533 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.62 AU - 0.98 AU

Year: 260 Days

Day: 16.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.14 AU - 1.38 AU

Year: 514 Days

Day: 14.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.22 AU - 1.64 AU

Year: 621 Days

Day: 37.7 Hours

Environment

Temp: -31 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.33 AU - 1.83 AU

Year: 722 Days

Day: 27.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.6

Radius: 9.4

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.33 AU - 6.55 AU

Year: 5261 Days

Day: 14.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,161,763 km

• M1: 116,986 km (0.079 R)
• M2: 631,453 km (0.089 R)
• M3: 1,177,634 km (0.096 R)
• M4: 1,538,315 km (0.045 R)
• M5: 3,352,787 km (0.107 R)
• M6: 3,674,722 km (0.034 R)
• M7: 5,970,002 km (0.114 R)
• M8: 6,642,145 km (0.051 R)
• M9: 6,945,380 km (0.107 R)
• M10: 7,799,435 km (0.094 R)
• M11: 8,524,087 km (0.093 R)
• M12: 9,334,458 km (0.034 R)
• M13: 9,931,803 km (0.079 R)
• M14: 10,328,985 km (0.093 R)
• M15: 11,440,497 km (0.094 R)
• M16: 16,629,449 km (0.045 R)
• M17: 17,316,402 km (0.069 R)
• M18: 17,892,504 km (0.077 R)
• M19: 19,423,040 km (0.087 R)
• M20: 20,608,902 km (0.111 R)
• M21: 22,742,467 km (0.119 R)
• M22: 23,588,891 km (0.107 R)
• M23: 25,755,368 km (0.112 R)
• M24: 26,674,946 km (0.06 R)
• M25: 27,185,673 km (0.107 R)
• M26: 27,789,749 km (0.107 R)
• M27: 28,314,688 km (0.096 R)
• M28: 30,203,810 km (0.073 R)
• M29: 31,320,409 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.4

Radius: 9.7

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.12 AU - 7.88 AU

Year: 7465 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,161,763 km

• M1: 120,725 km (0.105 R)
• M2: 559,496 km (0.059 R)
• M3: 1,250,339 km (0.1 R)
• M4: 1,575,266 km (0.087 R)
• M5: 1,882,091 km (0.059 R)
• M6: 2,296,926 km (0.101 R)
• M7: 2,992,556 km (0.102 R)
• M8: 3,446,286 km (0.06 R)
• M9: 4,519,800 km (0.067 R)
• M10: 5,089,170 km (0.116 R)
• M11: 5,965,963 km (0.115 R)
• M12: 6,336,816 km (0.108 R)
• M13: 6,940,144 km (0.108 R)
• M14: 7,350,791 km (0.063 R)
• M15: 7,777,444 km (0.072 R)
• M16: 8,344,420 km (0.114 R)
• M17: 9,069,670 km (0.076 R)
• M18: 9,697,981 km (0.07 R)
• M19: 11,192,464 km (0.064 R)
• M20: 12,074,343 km (0.069 R)
• M21: 13,170,297 km (0.116 R)
• M22: 14,753,492 km (0.082 R)
• M23: 19,006,260 km (0.042 R)
• M24: 19,811,396 km (0.109 R)
• M25: 21,255,314 km (0.119 R)
• M26: 24,608,102 km (0.089 R)
• M27: 27,273,936 km (0.06 R)
• M28: 37,887,456 km (0.049 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 14,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit