🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.11 AU - 1.13 AU

Year: 454 Days

Day: 35.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.1 AU - 3.16 AU

Year: 1633 Days

Day: 30.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.25 AU - 4.45 AU

Year: 2892 Days

Day: 18.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.6

Radius: 8.6

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.81 AU - 5.65 AU

Year: 3939 Days

Day: 7.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,660,898 km

• M1: 107,710 km (0.084 R)
• M2: 680,970 km (0.12 R)
• M3: 1,033,123 km (0.078 R)
• M4: 1,363,136 km (0.068 R)
• M5: 2,090,481 km (0.091 R)
• M6: 2,786,111 km (0.112 R)
• M7: 3,161,003 km (0.095 R)
• M8: 3,454,514 km (0.063 R)
• M9: 4,424,507 km (0.113 R)
• M10: 5,132,254 km (0.116 R)
• M11: 6,162,535 km (0.079 R)
• M12: 8,662,764 km (0.102 R)
• M13: 10,758,181 km (0.073 R)
• M14: 12,166,196 km (0.111 R)
• M15: 14,728,958 km (0.104 R)
• M16: 16,352,244 km (0.105 R)
• M17: 18,149,513 km (0.045 R)
• M18: 20,136,921 km (0.092 R)
• M19: 20,513,159 km (0.06 R)
• M20: 21,539,700 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.2

Radius: 13.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.57 AU - 10.97 AU

Year: 11693 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,660,898 km

• M1: 175,628 km (0.058 R)
• M2: 830,418 km (0.11 R)
• M3: 1,366,128 km (0.081 R)
• M4: 2,168,720 km (0.103 R)
• M5: 3,039,978 km (0.093 R)
• M6: 4,988,640 km (0.114 R)
• M7: 5,475,432 km (0.086 R)
• M8: 6,210,556 km (0.088 R)
• M9: 9,097,645 km (0.112 R)
• M10: 10,701,783 km (0.093 R)
• M11: 12,023,480 km (0.083 R)
• M12: 13,762,555 km (0.083 R)
• M13: 14,399,543 km (0.098 R)
• M14: 15,459,594 km (0.116 R)
• M15: 16,148,193 km (0.098 R)
• M16: 17,884,425 km (0.073 R)
• M17: 18,797,720 km (0.095 R)
• M18: 19,265,962 km (0.087 R)
• M19: 20,388,843 km (0.044 R)
• M20: 21,639,930 km (0.104 R)
• M21: 27,358,758 km (0.103 R)
• M22: 28,571,398 km (0.072 R)
• M23: 33,212,074 km (0.088 R)
• M24: 33,667,749 km (0.099 R)
• M25: 35,414,005 km (0.116 R)
• M26: 38,960,222 km (0.053 R)
• M27: 40,235,993 km (0.09 R)
• M28: 42,871,010 km (0.11 R)
• M29: 46,750,531 km (0.084 R)
• M30: 48,336,718 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 14,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit