🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.98 AU - 1.36 AU

Year: 545 Days

Day: 33.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,974,057 km

• M1: 1,026,092 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.26 AU - 1.74 AU

Year: 791 Days

Day: 45.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,974,057 km

• M1: 999,463 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.6

Radius: 9.9

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.05 AU - 3.19 AU

Year: 2372 Days

Day: 14.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,974,057 km

• M1: 123,119 km (0.103 R)
• M2: 474,973 km (0.117 R)
• M3: 1,661,733 km (0.043 R)
• M4: 2,135,061 km (0.087 R)
• M5: 2,673,314 km (0.032 R)
• M6: 5,131,357 km (0.068 R)
• M7: 5,581,796 km (0.068 R)
• M8: 5,956,987 km (0.049 R)
• M9: 6,370,177 km (0.089 R)
• M10: 7,487,224 km (0.06 R)
• M11: 8,267,826 km (0.092 R)
• M12: 8,782,592 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.5

Radius: 14.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.88 AU - 5.3 AU

Year: 4943 Days

Day: 12.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,974,057 km

• M1: 207,343 km (0.033 R)
• M2: 2,109,779 km (0.05 R)
• M3: 3,781,385 km (0.075 R)
• M4: 7,008,959 km (0.103 R)
• M5: 9,921,181 km (0.041 R)
• M6: 10,422,184 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.5

Radius: 10

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.8 AU - 8.8 AU

Year: 9377 Days

Day: 8.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,974,057 km

• M1: 127,009 km (0.074 R)
• M2: 822,639 km (0.11 R)
• M3: 1,360,742 km (0.074 R)
• M4: 2,530,897 km (0.107 R)
• M5: 5,199,723 km (0.088 R)
• M6: 5,681,428 km (0.098 R)
• M7: 6,348,784 km (0.054 R)
• M8: 6,866,393 km (0.106 R)
• M9: 7,731,218 km (0.055 R)
• M10: 10,717,939 km (0.096 R)
• M11: 11,784,123 km (0.085 R)
• M12: 19,510,554 km (0.064 R)
• M13: 22,470,199 km (0.119 R)
• M14: 24,056,834 km (0.086 R)
• M15: 27,790,796 km (0.064 R)
• M16: 28,999,846 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 11,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit