🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.45 AU - 0.65 AU

Year: 186 Days

Day: 34.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 15,171,442 km

• M1: 145,858 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.62 AU

Year: 191 Days

Day: 22.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 45.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.76 AU

Year: 223 Days

Day: 35.9 Hours

Environment

Temp: -19 °C

Axial Tilt: 143.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.5 AU - 0.76 AU

Year: 228 Days

Day: 26.1 Hours

Environment

Temp: -17 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.16 AU - 1.86 AU

Year: 847 Days

Day: 30.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.3

Radius: 13

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.45 AU - 3.47 AU

Year: 2325 Days

Day: 13.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,171,442 km

• M1: 163,211 km (0.052 R)
• M2: 1,081,742 km (0.06 R)
• M3: 2,750,506 km (0.114 R)
• M4: 4,314,552 km (0.085 R)
• M5: 5,766,250 km (0.044 R)
• M6: 6,436,000 km (0.108 R)
• M7: 7,217,050 km (0.11 R)
• M8: 8,190,633 km (0.055 R)
• M9: 11,108,091 km (0.105 R)
• M10: 12,978,513 km (0.108 R)
• M11: 18,389,318 km (0.051 R)
• M12: 19,486,170 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.1

Radius: 13.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.66 AU - 5.12 AU

Year: 4937 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 15,171,442 km

• M1: 171,589 km (0.098 R)
• M2: 737,069 km (0.092 R)
• M3: 1,179,579 km (0.12 R)
• M4: 2,129,526 km (0.03 R)
• M5: 3,481,741 km (0.12 R)
• M6: 4,596,843 km (0.041 R)
• M7: 6,295,826 km (0.084 R)
• M8: 7,594,934 km (0.082 R)
• M9: 8,345,168 km (0.078 R)
• M10: 11,207,424 km (0.114 R)
• M11: 11,756,897 km (0.075 R)
• M12: 12,959,364 km (0.099 R)
• M13: 14,189,508 km (0.099 R)
• M14: 15,552,195 km (0.029 R)
• M15: 18,663,681 km (0.061 R)
• M16: 19,436,803 km (0.063 R)
• M17: 20,840,928 km (0.067 R)
• M18: 23,036,127 km (0.054 R)
• M19: 23,850,837 km (0.106 R)
• M20: 24,608,102 km (0.107 R)
• M21: 25,070,210 km (0.102 R)
• M22: 27,139,597 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.1

Radius: 10.5

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.99 AU - 5.31 AU

Year: 5336 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 15,171,442 km

• M1: 130,599 km (0.058 R)
• M2: 622,477 km (0.089 R)
• M3: 966,701 km (0.087 R)
• M4: 1,329,177 km (0.119 R)
• M5: 1,677,291 km (0.114 R)
• M6: 2,458,791 km (0.113 R)
• M7: 2,818,274 km (0.082 R)
• M8: 3,423,846 km (0.082 R)
• M9: 4,313,505 km (0.071 R)
• M10: 6,086,389 km (0.04 R)
• M11: 11,052,590 km (0.105 R)
• M12: 11,490,014 km (0.034 R)
• M13: 13,248,088 km (0.078 R)
• M14: 14,248,150 km (0.055 R)
• M15: 15,178,649 km (0.055 R)
• M16: 16,586,514 km (0.1 R)
• M17: 17,225,148 km (0.05 R)
• M18: 21,108,559 km (0.12 R)
• M19: 24,541,979 km (0.115 R)
• M20: 25,037,448 km (0.106 R)
• M21: 25,792,917 km (0.064 R)
• M22: 29,059,686 km (0.096 R)
• M23: 31,127,427 km (0.103 R)
• M24: 33,594,296 km (0.118 R)
• M25: 34,205,104 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.6

Radius: 14.2

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.12 AU - 5.4 AU

Year: 5508 Days

Day: 6.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,171,442 km

• M1: 461,958 km (0.07 R)
• M2: 3,287,712 km (0.066 R)
• M3: 3,943,849 km (0.078 R)
• M4: 5,038,606 km (0.107 R)
• M5: 7,237,844 km (0.082 R)
• M6: 8,323,925 km (0.119 R)
• M7: 9,483,159 km (0.068 R)
• M8: 14,419,589 km (0.08 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 14,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit