🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.75 AU - 1.87 AU

Year: 908 Days

Day: 46.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.17 AU - 2.41 AU

Year: 1292 Days

Day: 35.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.5

Radius: 12.9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.48 AU - 7.56 AU

Year: 6206 Days

Day: 14.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,107,897 km

• M1: 162,463 km (0.068 R)
• M2: 569,968 km (0.113 R)
• M3: 1,150,707 km (0.117 R)
• M4: 2,478,687 km (0.102 R)
• M5: 2,959,495 km (0.081 R)
• M6: 3,591,845 km (0.088 R)
• M7: 4,790,573 km (0.064 R)
• M8: 5,634,903 km (0.113 R)
• M9: 6,748,659 km (0.117 R)
• M10: 8,320,783 km (0.119 R)
• M11: 9,322,341 km (0.058 R)
• M12: 10,638,054 km (0.104 R)
• M13: 11,315,882 km (0.076 R)
• M14: 12,125,655 km (0.053 R)
• M15: 16,701,854 km (0.027 R)
• M16: 19,838,323 km (0.089 R)
• M17: 24,162,749 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.2

Radius: 7.1

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 11.84 AU - 15.72 AU

Year: 19069 Days

Day: 21.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,107,897 km

• M1: 89,759 km (0.059 R)
• M2: 491,579 km (0.109 R)
• M3: 755,768 km (0.032 R)
• M4: 1,178,382 km (0.115 R)
• M5: 1,444,218 km (0.116 R)
• M6: 1,811,181 km (0.118 R)
• M7: 2,282,415 km (0.119 R)
• M8: 3,076,181 km (0.116 R)
• M9: 3,467,828 km (0.063 R)
• M10: 4,150,144 km (0.108 R)
• M11: 4,442,309 km (0.04 R)
• M12: 4,967,996 km (0.107 R)
• M13: 6,553,284 km (0.107 R)
• M14: 8,520,496 km (0.102 R)
• M15: 9,599,695 km (0.089 R)
• M16: 11,276,987 km (0.099 R)
• M17: 12,997,811 km (0.117 R)
• M18: 16,060,079 km (0.046 R)
• M19: 21,706,053 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.3

Radius: 5.9

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.97 AU - 15.47 AU

Year: 21053 Days

Day: 24.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,107,897 km

• M1: 127,906 km (0.116 R)
• M2: 388,805 km (0.116 R)
• M3: 684,410 km (0.099 R)
• M4: 908,807 km (0.101 R)
• M5: 1,328,279 km (0.071 R)
• M6: 1,814,173 km (0.099 R)
• M7: 2,346,592 km (0.067 R)
• M8: 3,672,179 km (0.102 R)
• M9: 4,272,216 km (0.068 R)
• M10: 4,621,228 km (0.074 R)
• M11: 7,370,837 km (0.107 R)
• M12: 10,069,283 km (0.116 R)
• M13: 13,050,769 km (0.09 R)
• M14: 13,678,631 km (0.05 R)
• M15: 17,684,862 km (0.032 R)
• M16: 19,783,122 km (0.113 R)
• M17: 23,308,695 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 11,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit