🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.44 AU - 0.6 AU

Year: 238 Days

Day: 12.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.4

Radius: 11.3

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.29 AU - 1.59 AU

Year: 1099 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 18,846,514 km

• M1: 142,118 km (0.06 R)
• M2: 550,520 km (0.042 R)
• M3: 998,865 km (0.057 R)
• M4: 2,175,153 km (0.101 R)
• M5: 3,444,790 km (0.098 R)
• M6: 4,086,565 km (0.059 R)
• M7: 4,868,663 km (0.081 R)
• M8: 5,907,321 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 11.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.41 AU - 1.53 AU

Year: 1133 Days

Day: 14.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,846,514 km

• M1: 146,157 km (0.097 R)
• M2: 536,308 km (0.111 R)
• M3: 920,027 km (0.077 R)
• M4: 1,656,048 km (0.095 R)
• M5: 2,102,897 km (0.056 R)
• M6: 2,691,116 km (0.027 R)
• M7: 3,856,484 km (0.106 R)
• M8: 4,266,681 km (0.06 R)
• M9: 4,633,644 km (0.098 R)
• M10: 5,573,418 km (0.1 R)
• M11: 6,963,033 km (0.059 R)
• M12: 7,777,444 km (0.115 R)
• M13: 8,932,489 km (0.088 R)
• M14: 9,332,214 km (0.108 R)
• M15: 9,924,173 km (0.044 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.6

Radius: 7.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.55 AU - 6.63 AU

Year: 9556 Days

Day: 18.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,846,514 km

• M1: 99,632 km (0.096 R)
• M2: 521,947 km (0.107 R)
• M3: 1,001,259 km (0.053 R)
• M4: 1,351,766 km (0.081 R)
• M5: 1,970,054 km (0.037 R)
• M6: 2,426,627 km (0.078 R)
• M7: 3,285,020 km (0.043 R)
• M8: 4,543,886 km (0.113 R)
• M9: 7,725,533 km (0.102 R)
• M10: 8,824,629 km (0.092 R)
• M11: 9,768,891 km (0.096 R)
• M12: 11,091,336 km (0.086 R)
• M13: 11,815,988 km (0.052 R)
• M14: 12,917,926 km (0.083 R)
• M15: 14,507,403 km (0.113 R)
• M16: 18,455,590 km (0.097 R)
• M17: 18,734,291 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 11,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit