🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.51 AU - 0.57 AU

Year: 256 Days

Day: 27.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,593,794 km

• M1: 19,597 km (0.079 R)

Asteroid Belt

Center: 1.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 12.1

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.21 AU - 2.37 AU

Year: 2238 Days

Day: 9.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,593,794 km

• M1: 154,535 km (0.054 R)
• M2: 612,753 km (0.113 R)
• M3: 1,221,317 km (0.081 R)
• M4: 1,684,322 km (0.055 R)
• M5: 2,101,700 km (0.052 R)
• M6: 3,038,034 km (0.073 R)
• M7: 3,628,646 km (0.101 R)
• M8: 4,076,841 km (0.084 R)
• M9: 4,561,987 km (0.071 R)
• M10: 5,456,882 km (0.119 R)
• M11: 6,385,436 km (0.117 R)
• M12: 7,416,464 km (0.072 R)
• M13: 9,771,883 km (0.107 R)
• M14: 10,238,478 km (0.106 R)
• M15: 10,720,034 km (0.051 R)
• M16: 12,630,249 km (0.104 R)
• M17: 13,055,107 km (0.112 R)
• M18: 14,023,753 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.4

Radius: 12.4

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.87 AU - 4.79 AU

Year: 4840 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,593,794 km

• M1: 154,385 km (0.101 R)
• M2: 575,653 km (0.107 R)
• M3: 1,642,585 km (0.117 R)
• M4: 2,082,851 km (0.079 R)
• M5: 3,030,703 km (0.075 R)
• M6: 3,429,830 km (0.07 R)
• M7: 3,968,084 km (0.078 R)
• M8: 5,819,956 km (0.102 R)
• M9: 7,521,631 km (0.071 R)
• M10: 11,750,464 km (0.119 R)
• M11: 12,514,311 km (0.102 R)
• M12: 13,073,208 km (0.061 R)
• M13: 14,091,521 km (0.103 R)
• M14: 16,230,771 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.2

Radius: 4.1

Gravity: 24.1 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.93 AU - 11.71 AU

Year: 19869 Days

Day: 19.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,593,794 km

• M1: 51,910 km (0.034 R)
• M2: 236,813 km (0.118 R)
• M3: 665,112 km (0.101 R)
• M4: 875,596 km (0.1 R)
• M5: 1,416,243 km (0.077 R)
• M6: 1,616,854 km (0.107 R)
• M7: 2,482,876 km (0.11 R)
• M8: 3,348,599 km (0.117 R)
• M9: 5,500,863 km (0.077 R)
• M10: 7,526,718 km (0.068 R)
• M11: 9,089,118 km (0.049 R)
• M12: 11,756,897 km (0.1 R)
• M13: 18,906,777 km (0.049 R)
• M14: 27,725,123 km (0.086 R)
• M15: 30,205,306 km (0.12 R)
• M16: 34,449,398 km (0.081 R)
• M17: 40,750,460 km (0.111 R)
• M18: 43,353,613 km (0.114 R)
• M19: 50,342,077 km (0.103 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 13,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit