🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.66 AU - 4.52 AU

Year: 2881 Days

Day: 35.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.51 AU - 5.01 AU

Year: 3062 Days

Day: 18.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 177.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,863,914 km

• M1: 54,603 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.23 AU - 4.77 AU

Year: 3324 Days

Day: 13.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,863,914 km

• M1: 983,157 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.64 AU - 5.1 AU

Year: 3743 Days

Day: 22.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,863,914 km

• M1: 752,178 km (0.056 R)
• M2: 1,569,880 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.61 AU - 5.73 AU

Year: 4094 Days

Day: 40.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.2

Radius: 11.6

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.66 AU - 8.92 AU

Year: 6855 Days

Day: 6.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,863,914 km

• M1: 144,960 km (0.088 R)
• M2: 508,334 km (0.068 R)
• M3: 885,769 km (0.104 R)
• M4: 1,373,159 km (0.039 R)
• M5: 1,910,963 km (0.085 R)
• M6: 2,725,524 km (0.061 R)
• M7: 3,213,063 km (0.075 R)
• M8: 4,147,751 km (0.112 R)
• M9: 4,743,599 km (0.112 R)
• M10: 5,367,572 km (0.105 R)
• M11: 8,235,064 km (0.118 R)
• M12: 8,619,680 km (0.118 R)
• M13: 12,341,974 km (0.067 R)
• M14: 13,843,488 km (0.083 R)
• M15: 14,388,473 km (0.1 R)
• M16: 14,947,819 km (0.092 R)
• M17: 15,696,407 km (0.098 R)
• M18: 16,652,038 km (0.118 R)
• M19: 18,678,940 km (0.111 R)
• M20: 19,344,800 km (0.095 R)
• M21: 24,694,719 km (0.105 R)
• M22: 25,254,514 km (0.086 R)
• M23: 27,323,004 km (0.114 R)
• M24: 28,792,653 km (0.034 R)
• M25: 30,679,980 km (0.05 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 12,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit