🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.64 AU - 0.66 AU

Year: 344 Days

Day: 38.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,310,480 km

• M1: 33,660 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.3

Radius: 10.5

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.85 AU - 1.29 AU

Year: 726 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,310,480 km

• M1: 130,749 km (0.064 R)
• M2: 469,289 km (0.117 R)
• M3: 796,758 km (0.079 R)
• M4: 1,133,802 km (0.096 R)
• M5: 1,704,219 km (0.08 R)
• M6: 2,142,690 km (0.045 R)
• M7: 2,667,031 km (0.114 R)
• M8: 3,275,445 km (0.079 R)
• M9: 3,613,088 km (0.074 R)
• M10: 4,651,746 km (0.112 R)
• M11: 5,497,572 km (0.116 R)
• M12: 6,318,864 km (0.057 R)
• M13: 6,759,281 km (0.115 R)
• M14: 7,725,084 km (0.098 R)
• M15: 8,131,392 km (0.076 R)

Asteroid Belt

Center: 2.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.4

Radius: 13

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.66 AU - 3.82 AU

Year: 4745 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,310,480 km

• M1: 161,715 km (0.072 R)
• M2: 599,887 km (0.046 R)
• M3: 1,853,069 km (0.068 R)
• M4: 2,362,150 km (0.061 R)
• M5: 2,845,052 km (0.094 R)
• M6: 3,410,532 km (0.052 R)
• M7: 4,811,217 km (0.1 R)
• M8: 6,054,525 km (0.096 R)
• M9: 6,487,461 km (0.064 R)
• M10: 7,734,509 km (0.032 R)
• M11: 8,275,904 km (0.069 R)
• M12: 10,445,223 km (0.114 R)
• M13: 12,233,815 km (0.026 R)
• M14: 13,095,798 km (0.056 R)
• M15: 15,171,468 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.7

Radius: 3.8

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.14 AU - 10.46 AU

Year: 18605 Days

Day: 18.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,310,480 km

• M1: 75,697 km (0.04 R)
• M2: 241,601 km (0.05 R)
• M3: 409,599 km (0.098 R)
• M4: 676,332 km (0.07 R)
• M5: 940,671 km (0.096 R)
• M6: 1,342,042 km (0.12 R)
• M7: 1,848,581 km (0.098 R)
• M8: 1,973,196 km (0.07 R)
• M9: 2,256,534 km (0.082 R)
• M10: 2,491,104 km (0.076 R)
• M11: 3,619,221 km (0.109 R)
• M12: 5,676,042 km (0.113 R)
• M13: 6,856,220 km (0.119 R)
• M14: 7,232,309 km (0.117 R)
• M15: 7,903,106 km (0.047 R)
• M16: 8,190,932 km (0.09 R)
• M17: 8,787,678 km (0.074 R)
• M18: 9,458,625 km (0.07 R)
• M19: 10,651,518 km (0.076 R)
• M20: 14,579,958 km (0.101 R)
• M21: 16,695,870 km (0.081 R)
• M22: 17,931,998 km (0.12 R)
• M23: 19,598,518 km (0.113 R)
• M24: 20,201,696 km (0.117 R)
• M25: 21,365,568 km (0.041 R)
• M26: 22,820,557 km (0.109 R)
• M27: 26,560,653 km (0.081 R)
• M28: 27,767,160 km (0.076 R)
• M29: 27,955,803 km (0.089 R)
• M30: 28,719,650 km (0.119 R)
• M31: 34,786,442 km (0.057 R)
• M32: 37,022,182 km (0.099 R)
• M33: 38,642,925 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 12,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit