🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.09 AU - 1.25 AU

Year: 443 Days

Day: 45.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.29 AU - 1.55 AU

Year: 592 Days

Day: 20.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.78 AU - 1.92 AU

Year: 880 Days

Day: 45.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.06 AU - 2.4 AU

Year: 1165 Days

Day: 22.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,983,722 km

• M1: 135,236 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.9 AU - 5.02 AU

Year: 3295 Days

Day: 42.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.7

Radius: 11.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.85 AU - 7.21 AU

Year: 6521 Days

Day: 5.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,983,722 km

• M1: 156,479 km (0.108 R)
• M2: 709,244 km (0.081 R)
• M3: 1,178,981 km (0.053 R)
• M4: 2,317,121 km (0.036 R)
• M5: 2,781,623 km (0.073 R)
• M6: 3,491,166 km (0.1 R)
• M7: 4,765,440 km (0.081 R)
• M8: 5,161,725 km (0.04 R)
• M9: 5,724,512 km (0.107 R)
• M10: 8,586,918 km (0.104 R)
• M11: 10,612,772 km (0.12 R)
• M12: 12,096,783 km (0.111 R)
• M13: 12,687,545 km (0.12 R)
• M14: 15,645,095 km (0.117 R)
• M15: 17,253,122 km (0.103 R)
• M16: 22,149,461 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.4

Radius: 10.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.22 AU - 10.58 AU

Year: 10083 Days

Day: 10.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,983,722 km

• M1: 125,662 km (0.051 R)
• M2: 821,592 km (0.094 R)
• M3: 1,138,739 km (0.069 R)
• M4: 1,945,820 km (0.028 R)
• M5: 3,158,310 km (0.108 R)
• M6: 3,567,311 km (0.081 R)
• M7: 5,755,628 km (0.065 R)
• M8: 8,593,650 km (0.062 R)
• M9: 9,222,260 km (0.076 R)
• M10: 9,881,089 km (0.086 R)
• M11: 10,713,003 km (0.1 R)
• M12: 13,433,889 km (0.083 R)
• M13: 20,934,128 km (0.033 R)
• M14: 26,771,586 km (0.094 R)
• M15: 29,307,719 km (0.068 R)
• M16: 29,776,858 km (0.105 R)
• M17: 30,826,736 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.4

Radius: 13.8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.17 AU - 11.43 AU

Year: 10733 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,983,722 km

• M1: 171,589 km (0.084 R)
• M2: 678,726 km (0.111 R)
• M3: 1,153,699 km (0.081 R)
• M4: 1,662,332 km (0.1 R)
• M5: 2,454,303 km (0.08 R)
• M6: 3,662,305 km (0.052 R)
• M7: 4,400,272 km (0.118 R)
• M8: 5,570,875 km (0.111 R)
• M9: 6,028,345 km (0.116 R)
• M10: 6,472,950 km (0.063 R)
• M11: 6,939,546 km (0.095 R)
• M12: 9,770,387 km (0.052 R)
• M13: 11,809,406 km (0.03 R)
• M14: 17,005,388 km (0.113 R)
• M15: 17,522,249 km (0.098 R)
• M16: 17,973,586 km (0.114 R)
• M17: 18,977,986 km (0.057 R)
• M18: 19,775,941 km (0.042 R)
• M19: 29,981,956 km (0.07 R)
• M20: 30,411,901 km (0.069 R)
• M21: 31,726,567 km (0.112 R)
• M22: 33,078,782 km (0.095 R)
• M23: 36,382,801 km (0.097 R)
• M24: 40,683,440 km (0.075 R)
• M25: 41,210,623 km (0.117 R)
• M26: 46,020,643 km (0.077 R)
• M27: 47,170,453 km (0.097 R)
• M28: 48,045,301 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 12.5

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 11.7 AU - 12.54 AU

Year: 14762 Days

Day: 11.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,983,722 km

• M1: 170,093 km (0.107 R)
• M2: 596,148 km (0.117 R)
• M3: 2,788,056 km (0.102 R)
• M4: 3,633,433 km (0.103 R)
• M5: 8,540,692 km (0.114 R)
• M6: 10,027,844 km (0.116 R)
• M7: 11,471,763 km (0.105 R)
• M8: 14,954,402 km (0.1 R)
• M9: 21,853,257 km (0.071 R)
• M10: 24,354,533 km (0.089 R)
• M11: 30,217,872 km (0.067 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 17,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit