🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.44 AU - 0.72 AU

Year: 161 Days

Day: 25.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.83 AU - 2.91 AU

Year: 1333 Days

Day: 30.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.7

Radius: 14.2

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.84 AU - 5.88 AU

Year: 5181 Days

Day: 8.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,849,104 km

• M1: 176,974 km (0.053 R)
• M2: 683,961 km (0.095 R)
• M3: 1,167,462 km (0.089 R)
• M4: 1,622,688 km (0.027 R)
• M5: 2,171,263 km (0.113 R)
• M6: 5,616,802 km (0.098 R)
• M7: 6,518,578 km (0.065 R)
• M8: 7,020,778 km (0.1 R)
• M9: 8,210,081 km (0.117 R)
• M10: 11,206,227 km (0.071 R)
• M11: 11,837,231 km (0.094 R)
• M12: 12,731,377 km (0.092 R)
• M13: 13,619,540 km (0.091 R)
• M14: 16,939,565 km (0.08 R)
• M15: 18,075,312 km (0.082 R)
• M16: 22,558,910 km (0.108 R)
• M17: 25,670,995 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.5

Radius: 10.3

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.22 AU - 9.16 AU

Year: 8561 Days

Day: 6.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,849,104 km

• M1: 135,984 km (0.111 R)
• M2: 528,230 km (0.099 R)
• M3: 1,016,069 km (0.113 R)
• M4: 2,394,912 km (0.115 R)
• M5: 2,798,228 km (0.113 R)
• M6: 3,145,146 km (0.074 R)
• M7: 4,594,450 km (0.116 R)
• M8: 8,004,683 km (0.112 R)
• M9: 10,020,215 km (0.054 R)
• M10: 11,216,998 km (0.097 R)
• M11: 13,294,464 km (0.096 R)
• M12: 13,892,855 km (0.052 R)
• M13: 14,395,653 km (0.113 R)
• M14: 15,736,050 km (0.09 R)
• M15: 17,802,147 km (0.067 R)
• M16: 18,798,468 km (0.101 R)
• M17: 20,255,402 km (0.048 R)
• M18: 20,902,263 km (0.094 R)
• M19: 22,237,424 km (0.089 R)
• M20: 25,489,383 km (0.092 R)
• M21: 27,445,973 km (0.083 R)
• M22: 30,518,714 km (0.114 R)
• M23: 31,369,028 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.1

Radius: 6.4

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.94 AU - 23.18 AU

Year: 30393 Days

Day: 23.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,849,104 km

• M1: 396,434 km (0.107 R)
• M2: 628,909 km (0.107 R)
• M3: 1,451,698 km (0.056 R)
• M4: 2,765,915 km (0.115 R)
• M5: 3,197,804 km (0.088 R)
• M6: 4,298,994 km (0.119 R)
• M7: 4,546,429 km (0.102 R)
• M8: 4,992,679 km (0.107 R)
• M9: 5,508,792 km (0.107 R)
• M10: 14,203,121 km (0.062 R)
• M11: 21,060,837 km (0.11 R)
• M12: 27,122,692 km (0.113 R)
• M13: 31,266,703 km (0.103 R)
• M14: 48,801,967 km (0.107 R)
• M15: 49,872,789 km (0.114 R)
• M16: 58,009,267 km (0.057 R)
• M17: 60,020,610 km (0.098 R)
• M18: 62,077,880 km (0.087 R)
• M19: 66,768,522 km (0.117 R)
• M20: 77,569,638 km (0.07 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: 344 - 13,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit