🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.79 AU - 0.97 AU

Year: 296 Days

Day: 41.8 Hours

Environment

Temp: 84 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.93 AU - 1.31 AU

Year: 425 Days

Day: 33.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.31 AU - 1.59 AU

Year: 625 Days

Day: 33.1 Hours

Environment

Temp: -7 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.64 AU - 1.88 AU

Year: 836 Days

Day: 23.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,939,769 km

• M1: 121,025 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.63 AU - 1.91 AU

Year: 843 Days

Day: 35 Hours

Environment

Temp: -40 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.7 AU - 2.12 AU

Year: 945 Days

Day: 14.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539

Radius: 6.1

Gravity: 14.49 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 13.3 AU - 14.96 AU

Year: 19023 Days

Day: 21 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,939,769 km

• M1: 75,846 km (0.119 R)
• M2: 278,551 km (0.07 R)
• M3: 478,264 km (0.096 R)
• M4: 713,432 km (0.085 R)
• M5: 2,258,180 km (0.115 R)
• M6: 2,514,740 km (0.063 R)
• M7: 3,010,508 km (0.113 R)
• M8: 4,226,589 km (0.046 R)
• M9: 4,584,128 km (0.11 R)
• M10: 5,212,289 km (0.085 R)
• M11: 6,096,562 km (0.114 R)
• M12: 6,855,322 km (0.084 R)
• M13: 7,121,756 km (0.113 R)
• M14: 9,237,818 km (0.09 R)
• M15: 9,618,096 km (0.047 R)
• M16: 10,941,139 km (0.11 R)
• M17: 11,428,380 km (0.096 R)
• M18: 12,057,738 km (0.114 R)
• M19: 12,446,393 km (0.068 R)
• M20: 12,776,556 km (0.11 R)
• M21: 15,328,695 km (0.098 R)
• M22: 15,631,631 km (0.085 R)
• M23: 16,093,739 km (0.046 R)
• M24: 16,328,159 km (0.111 R)
• M25: 16,803,730 km (0.106 R)
• M26: 20,670,087 km (0.028 R)
• M27: 21,414,486 km (0.118 R)
• M28: 26,693,646 km (0.098 R)
• M29: 29,166,498 km (0.101 R)
• M30: 38,044,085 km (0.111 R)
• M31: 39,019,912 km (0.119 R)
• M32: 46,008,676 km (0.071 R)
• M33: 60,682,132 km (0.064 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 18,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit