🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 132 Days

Day: 14.1 Hours

Environment

Temp: 250 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 56,286,791 km

• M1: 122,221 km (0.081 R)
• M2: 433,535 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.68 AU - 0.7 AU

Year: 207 Days

Day: 45.6 Hours

Environment

Temp: 189 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.98 AU - 4.44 AU

Year: 2584 Days

Day: 30.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,286,791 km

• M1: 2,341,207 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 8.3

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.76 AU - 6.96 AU

Year: 6498 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,286,791 km

• M1: 105,018 km (0.106 R)
• M2: 387,758 km (0.058 R)
• M3: 648,806 km (0.074 R)
• M4: 946,057 km (0.099 R)
• M5: 1,375,852 km (0.115 R)
• M6: 1,636,900 km (0.049 R)
• M7: 2,175,452 km (0.116 R)
• M8: 3,426,090 km (0.053 R)
• M9: 3,870,396 km (0.101 R)
• M10: 4,128,602 km (0.085 R)
• M11: 4,514,265 km (0.115 R)
• M12: 5,201,817 km (0.096 R)
• M13: 5,543,947 km (0.077 R)
• M14: 5,985,710 km (0.036 R)
• M15: 7,002,228 km (0.041 R)
• M16: 7,485,728 km (0.115 R)
• M17: 8,129,747 km (0.075 R)
• M18: 9,841,745 km (0.106 R)
• M19: 10,203,024 km (0.04 R)
• M20: 10,572,979 km (0.115 R)
• M21: 11,692,270 km (0.087 R)
• M22: 12,372,941 km (0.083 R)
• M23: 14,266,102 km (0.083 R)
• M24: 15,415,313 km (0.115 R)
• M25: 17,369,061 km (0.03 R)
• M26: 17,956,232 km (0.081 R)
• M27: 23,352,078 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.1

Radius: 13.1

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.86 AU - 12.74 AU

Year: 11955 Days

Day: 14 Hours

Environment

Temp: -174 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,286,791 km

• M1: 163,062 km (0.061 R)
• M2: 736,470 km (0.115 R)
• M3: 1,545,944 km (0.04 R)
• M4: 4,002,790 km (0.091 R)
• M5: 5,075,407 km (0.116 R)
• M6: 5,625,778 km (0.099 R)
• M7: 6,486,863 km (0.076 R)
• M8: 8,237,906 km (0.108 R)
• M9: 9,148,508 km (0.088 R)
• M10: 9,602,687 km (0.058 R)
• M11: 12,285,725 km (0.079 R)
• M12: 24,994,962 km (0.079 R)
• M13: 25,486,989 km (0.077 R)
• M14: 36,866,301 km (0.06 R)
• M15: 37,632,691 km (0.116 R)
• M16: 43,157,191 km (0.088 R)
• M17: 47,978,879 km (0.081 R)
• M18: 54,126,305 km (0.116 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 15,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit