🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.6 AU - 2.62 AU

Year: 1348 Days

Day: 37.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 11.3

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.76 AU - 5.66 AU

Year: 5229 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,920,255 km

• M1: 145,858 km (0.045 R)
• M2: 1,183,618 km (0.119 R)
• M3: 2,519,228 km (0.027 R)
• M4: 4,312,308 km (0.098 R)
• M5: 11,597,276 km (0.075 R)
• M6: 22,480,670 km (0.064 R)
• M7: 24,655,674 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.7

Radius: 9.7

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.19 AU - 10.05 AU

Year: 11128 Days

Day: 10.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,920,255 km

• M1: 120,725 km (0.118 R)
• M2: 1,377,647 km (0.109 R)
• M3: 1,715,439 km (0.054 R)
• M4: 2,031,539 km (0.119 R)
• M5: 2,473,451 km (0.112 R)
• M6: 3,018,885 km (0.097 R)
• M7: 5,656,445 km (0.097 R)
• M8: 10,362,196 km (0.105 R)
• M9: 15,165,634 km (0.072 R)
• M10: 17,577,002 km (0.105 R)
• M11: 18,664,878 km (0.098 R)
• M12: 19,084,200 km (0.078 R)
• M13: 28,022,524 km (0.111 R)
• M14: 29,317,144 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181

Radius: 6

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.6 AU - 13.28 AU

Year: 15911 Days

Day: 22.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 97.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,920,255 km

• M1: 79,885 km (0.08 R)
• M2: 276,606 km (0.091 R)
• M3: 467,643 km (0.045 R)
• M4: 1,148,912 km (0.115 R)
• M5: 1,551,180 km (0.103 R)
• M6: 2,177,098 km (0.045 R)
• M7: 2,370,827 km (0.06 R)
• M8: 3,518,991 km (0.112 R)
• M9: 6,518,428 km (0.03 R)
• M10: 8,844,825 km (0.055 R)
• M11: 9,713,539 km (0.118 R)
• M12: 13,821,347 km (0.044 R)
• M13: 15,628,490 km (0.084 R)
• M14: 16,286,421 km (0.061 R)
• M15: 16,962,753 km (0.09 R)
• M16: 18,227,154 km (0.102 R)
• M17: 18,735,488 km (0.086 R)
• M18: 20,085,758 km (0.101 R)
• M19: 20,472,020 km (0.086 R)
• M20: 31,504,414 km (0.115 R)
• M21: 32,130,930 km (0.115 R)
• M22: 33,624,964 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 10,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit