🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.43 AU - 0.59 AU

Year: 232 Days

Day: 13.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.2

Radius: 13.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.87 AU - 0.99 AU

Year: 570 Days

Day: 13.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,097,190 km

• M1: 168,148 km (0.118 R)
• M2: 775,216 km (0.081 R)
• M3: 1,474,736 km (0.041 R)
• M4: 2,468,814 km (0.109 R)
• M5: 2,914,167 km (0.063 R)
• M6: 3,828,658 km (0.111 R)
• M7: 4,507,982 km (0.067 R)
• M8: 5,010,033 km (0.111 R)
• M9: 5,731,842 km (0.069 R)
• M10: 6,766,461 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.7

Radius: 11.7

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.62 AU - 2.58 AU

Year: 1935 Days

Day: 14.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,097,190 km

• M1: 145,708 km (0.117 R)
• M2: 549,174 km (0.111 R)
• M3: 1,290,581 km (0.053 R)
• M4: 2,010,745 km (0.115 R)
• M5: 3,607,104 km (0.048 R)
• M6: 4,957,374 km (0.094 R)
• M7: 6,428,968 km (0.092 R)
• M8: 6,888,084 km (0.083 R)
• M9: 7,630,838 km (0.107 R)
• M10: 8,201,554 km (0.12 R)
• M11: 9,185,758 km (0.099 R)
• M12: 9,800,605 km (0.038 R)
• M13: 11,353,581 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 9.4

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.89 AU - 2.45 AU

Year: 2032 Days

Day: 12.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,097,190 km

• M1: 119,230 km (0.066 R)
• M2: 512,074 km (0.103 R)
• M3: 1,247,347 km (0.081 R)
• M4: 1,859,502 km (0.067 R)
• M5: 2,190,711 km (0.111 R)
• M6: 2,505,914 km (0.056 R)
• M7: 3,765,678 km (0.101 R)
• M8: 5,017,662 km (0.118 R)
• M9: 5,836,860 km (0.109 R)
• M10: 6,369,578 km (0.098 R)
• M11: 6,906,784 km (0.116 R)
• M12: 7,415,866 km (0.073 R)
• M13: 10,381,643 km (0.059 R)
• M14: 11,012,198 km (0.119 R)
• M15: 11,865,804 km (0.099 R)
• M16: 13,185,407 km (0.094 R)
• M17: 14,058,310 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.1

Radius: 7.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 9.19 AU - 9.33 AU

Year: 17916 Days

Day: 21 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,097,190 km

• M1: 128,355 km (0.092 R)
• M2: 375,640 km (0.119 R)
• M3: 1,479,224 km (0.072 R)
• M4: 2,145,084 km (0.108 R)
• M5: 2,996,296 km (0.065 R)
• M6: 3,485,481 km (0.104 R)
• M7: 4,468,788 km (0.114 R)
• M8: 4,845,176 km (0.05 R)
• M9: 5,379,839 km (0.107 R)
• M10: 6,293,283 km (0.064 R)
• M11: 6,566,599 km (0.036 R)
• M12: 8,054,649 km (0.05 R)
• M13: 9,397,140 km (0.09 R)
• M14: 11,976,058 km (0.077 R)
• M15: 15,200,490 km (0.074 R)
• M16: 26,398,040 km (0.12 R)
• M17: 27,110,725 km (0.067 R)
• M18: 32,928,735 km (0.065 R)
• M19: 40,594,130 km (0.038 R)
• M20: 43,204,613 km (0.065 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: 257 - 13,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit