🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.3

Radius: 11.3

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.27 AU - 1.33 AU

Year: 1042 Days

Day: 12 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,879,034 km

• M1: 142,268 km (0.113 R)
• M2: 629,807 km (0.105 R)
• M3: 1,176,288 km (0.058 R)
• M4: 1,584,840 km (0.053 R)
• M5: 2,009,249 km (0.103 R)
• M6: 2,448,917 km (0.109 R)
• M7: 2,918,654 km (0.117 R)
• M8: 4,575,152 km (0.109 R)
• M9: 5,642,084 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.1

Radius: 13.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.33 AU - 1.79 AU

Year: 1370 Days

Day: 14.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,879,034 km

• M1: 170,392 km (0.089 R)
• M2: 694,583 km (0.072 R)
• M3: 1,195,885 km (0.114 R)
• M4: 2,286,603 km (0.118 R)
• M5: 3,723,790 km (0.08 R)
• M6: 5,192,991 km (0.092 R)
• M7: 5,887,275 km (0.099 R)
• M8: 7,312,494 km (0.116 R)
• M9: 7,792,403 km (0.041 R)
• M10: 9,070,867 km (0.071 R)
• M11: 9,866,129 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.7

Radius: 5.4

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.61 AU - 8.75 AU

Year: 16445 Days

Day: 19.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,879,034 km

• M1: 67,169 km (0.113 R)
• M2: 273,166 km (0.041 R)
• M3: 1,086,829 km (0.09 R)
• M4: 4,303,632 km (0.093 R)
• M5: 10,044,300 km (0.06 R)
• M6: 15,932,472 km (0.115 R)
• M7: 27,311,186 km (0.12 R)
• M8: 31,287,347 km (0.074 R)
• M9: 41,232,614 km (0.079 R)
• M10: 42,622,977 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.9

Radius: 4.2

Gravity: 16.55 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.75 AU - 10.79 AU

Year: 18256 Days

Day: 16.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,879,034 km

• M1: 52,359 km (0.027 R)
• M2: 237,561 km (0.11 R)
• M3: 445,203 km (0.088 R)
• M4: 1,462,319 km (0.113 R)
• M5: 1,951,654 km (0.082 R)
• M6: 2,340,309 km (0.119 R)
• M7: 2,669,724 km (0.067 R)
• M8: 2,890,829 km (0.069 R)
• M9: 3,220,693 km (0.089 R)
• M10: 3,497,149 km (0.11 R)
• M11: 6,740,282 km (0.094 R)
• M12: 7,975,362 km (0.115 R)
• M13: 9,760,513 km (0.117 R)
• M14: 16,313,947 km (0.105 R)
• M15: 17,429,050 km (0.072 R)
• M16: 21,424,958 km (0.086 R)
• M17: 27,818,771 km (0.089 R)
• M18: 28,764,080 km (0.11 R)
• M19: 29,730,632 km (0.057 R)
• M20: 30,718,576 km (0.078 R)
• M21: 34,169,799 km (0.056 R)
• M22: 37,998,458 km (0.065 R)
• M23: 38,383,522 km (0.096 R)
• M24: 42,377,935 km (0.048 R)
• M25: 50,558,695 km (0.109 R)
• M26: 52,280,267 km (0.062 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 14,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit