🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.65 AU - 0.65 AU

Year: 194 Days

Day: 47.5 Hours

Environment

Temp: 196 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.03 AU - 1.37 AU

Year: 488 Days

Day: 36.6 Hours

Environment

Temp: -10 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.32 AU - 2.34 AU

Year: 1319 Days

Day: 19.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,129,015 km

• M1: 286,031 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.39 AU - 3.81 AU

Year: 2533 Days

Day: 27.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.24 AU - 4.7 AU

Year: 2934 Days

Day: 16.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,129,015 km

• M1: 1,010,085 km (0.104 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.2

Radius: 10.6

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5 AU - 6.14 AU

Year: 4875 Days

Day: 13.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 34,129,015 km

• M1: 131,945 km (0.073 R)
• M2: 639,980 km (0.032 R)
• M3: 1,163,273 km (0.103 R)
• M4: 2,169,468 km (0.108 R)
• M5: 2,707,273 km (0.072 R)
• M6: 3,087,401 km (0.082 R)
• M7: 3,416,965 km (0.105 R)
• M8: 3,862,467 km (0.098 R)
• M9: 4,952,587 km (0.075 R)
• M10: 5,524,799 km (0.043 R)
• M11: 6,531,593 km (0.074 R)
• M12: 6,870,133 km (0.117 R)
• M13: 8,343,672 km (0.053 R)
• M14: 11,364,053 km (0.049 R)
• M15: 12,360,374 km (0.098 R)
• M16: 13,305,983 km (0.094 R)
• M17: 14,186,516 km (0.112 R)
• M18: 15,341,112 km (0.093 R)
• M19: 15,699,399 km (0.108 R)
• M20: 16,557,343 km (0.05 R)
• M21: 18,034,173 km (0.12 R)
• M22: 19,807,207 km (0.1 R)
• M23: 21,618,987 km (0.073 R)
• M24: 23,224,022 km (0.064 R)
• M25: 26,073,562 km (0.109 R)
• M26: 27,979,589 km (0.086 R)
• M27: 28,966,486 km (0.115 R)
• M28: 30,537,264 km (0.117 R)
• M29: 31,295,875 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.7

Radius: 9.8

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.76 AU - 8.38 AU

Year: 6972 Days

Day: 13.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,129,015 km

• M1: 122,670 km (0.099 R)
• M2: 527,033 km (0.115 R)
• M3: 977,622 km (0.11 R)
• M4: 1,735,036 km (0.107 R)
• M5: 2,605,845 km (0.07 R)
• M6: 2,967,872 km (0.112 R)
• M7: 3,456,010 km (0.084 R)
• M8: 4,397,579 km (0.088 R)
• M9: 6,417,300 km (0.104 R)
• M10: 7,120,260 km (0.048 R)
• M11: 8,291,163 km (0.12 R)
• M12: 9,679,880 km (0.114 R)
• M13: 10,306,097 km (0.083 R)
• M14: 16,327,710 km (0.088 R)
• M15: 16,733,270 km (0.116 R)
• M16: 17,076,597 km (0.088 R)
• M17: 17,494,573 km (0.113 R)
• M18: 18,642,887 km (0.114 R)
• M19: 22,638,347 km (0.093 R)
• M20: 23,313,033 km (0.036 R)
• M21: 24,791,060 km (0.071 R)
• M22: 26,515,774 km (0.116 R)
• M23: 30,101,485 km (0.104 R)
• M24: 30,609,520 km (0.088 R)
• M25: 41,259,990 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.5

Radius: 14.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.83 AU - 8.83 AU

Year: 7360 Days

Day: 11.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,129,015 km

• M1: 182,809 km (0.099 R)
• M2: 920,027 km (0.115 R)
• M3: 1,552,676 km (0.085 R)
• M4: 2,752,152 km (0.084 R)
• M5: 3,508,668 km (0.11 R)
• M6: 4,201,007 km (0.105 R)
• M7: 5,265,247 km (0.074 R)
• M8: 8,040,586 km (0.117 R)
• M9: 8,670,992 km (0.095 R)
• M10: 9,722,066 km (0.103 R)
• M11: 10,210,803 km (0.108 R)
• M12: 10,951,013 km (0.108 R)
• M13: 20,883,264 km (0.093 R)
• M14: 26,530,285 km (0.118 R)
• M15: 28,468,026 km (0.118 R)
• M16: 29,749,481 km (0.034 R)
• M17: 31,164,528 km (0.105 R)
• M18: 33,723,250 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 19,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit