🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.93 AU - 1.33 AU

Year: 453 Days

Day: 18.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.15 AU - 1.83 AU

Year: 685 Days

Day: 17.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.24 AU - 1.82 AU

Year: 713 Days

Day: 40.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.72 AU - 3.12 AU

Year: 1880 Days

Day: 39.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,609,761 km

• M1: 213,177 km (0.086 R)

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50

Radius: 11.1

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.38 AU - 9.16 AU

Year: 9784 Days

Day: 5.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,609,761 km

• M1: 139,724 km (0.1 R)
• M2: 515,365 km (0.084 R)
• M3: 1,147,266 km (0.094 R)
• M4: 2,160,492 km (0.116 R)
• M5: 2,815,881 km (0.076 R)
• M6: 3,242,235 km (0.11 R)
• M7: 5,955,641 km (0.098 R)
• M8: 6,329,636 km (0.107 R)
• M9: 7,274,047 km (0.102 R)
• M10: 9,018,807 km (0.053 R)
• M11: 9,370,212 km (0.096 R)
• M12: 9,730,743 km (0.088 R)
• M13: 10,829,240 km (0.114 R)
• M14: 11,716,505 km (0.098 R)
• M15: 13,316,903 km (0.088 R)
• M16: 13,773,326 km (0.066 R)
• M17: 14,334,917 km (0.107 R)
• M18: 14,862,997 km (0.084 R)
• M19: 18,477,282 km (0.044 R)
• M20: 18,988,159 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.3

Radius: 8.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.73 AU - 8.87 AU

Year: 9834 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,609,761 km

• M1: 110,254 km (0.116 R)
• M2: 397,482 km (0.1 R)
• M3: 895,044 km (0.107 R)
• M4: 1,405,771 km (0.098 R)
• M5: 2,744,223 km (0.119 R)
• M6: 3,104,605 km (0.057 R)
• M7: 3,514,952 km (0.1 R)
• M8: 3,782,283 km (0.119 R)
• M9: 4,401,020 km (0.046 R)
• M10: 6,133,812 km (0.117 R)
• M11: 6,466,218 km (0.118 R)
• M12: 6,898,556 km (0.102 R)
• M13: 7,821,276 km (0.112 R)
• M14: 8,278,896 km (0.096 R)
• M15: 9,985,059 km (0.057 R)
• M16: 12,519,846 km (0.088 R)
• M17: 13,237,766 km (0.03 R)
• M18: 15,404,093 km (0.06 R)
• M19: 16,704,397 km (0.09 R)
• M20: 18,473,841 km (0.088 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 14,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit