🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.64 AU - 1.02 AU

Year: 291 Days

Day: 19.3 Hours

Environment

Temp: 44 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,644,427 km

• M1: 40,391 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.88 AU - 1 AU

Year: 351 Days

Day: 25.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,644,427 km

• M1: 138,827 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.95 AU - 1.39 AU

Year: 487 Days

Day: 24.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,644,427 km

• M1: 259,403 km (0.1 R)
• M2: 380,427 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.36 AU - 1.92 AU

Year: 809 Days

Day: 19.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,644,427 km

• M1: 90,806 km (0.07 R)
• M2: 572,810 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.12 AU - 2.7 AU

Year: 1440 Days

Day: 45.6 Hours

Environment

Temp: -97 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,644,427 km

• M1: 834,756 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.2

Radius: 13.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.85 AU - 4.79 AU

Year: 3457 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,644,427 km

• M1: 170,841 km (0.08 R)
• M2: 699,370 km (0.064 R)
• M3: 3,262,131 km (0.113 R)
• M4: 4,909,802 km (0.044 R)
• M5: 7,937,962 km (0.04 R)
• M6: 11,879,268 km (0.083 R)
• M7: 15,580,917 km (0.071 R)
• M8: 17,122,523 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500

Radius: 12.4

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.85 AU - 8.45 AU

Year: 8146 Days

Day: 12.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,644,427 km

• M1: 155,283 km (0.065 R)
• M2: 564,433 km (0.055 R)
• M3: 1,166,415 km (0.118 R)
• M4: 2,147,029 km (0.042 R)
• M5: 3,435,665 km (0.105 R)
• M6: 6,024,905 km (0.095 R)
• M7: 7,853,888 km (0.061 R)
• M8: 8,832,258 km (0.052 R)
• M9: 9,351,064 km (0.09 R)
• M10: 9,890,214 km (0.107 R)
• M11: 12,631,446 km (0.075 R)
• M12: 14,738,532 km (0.113 R)
• M13: 15,656,165 km (0.075 R)
• M14: 16,097,329 km (0.114 R)
• M15: 17,269,728 km (0.091 R)
• M16: 18,358,950 km (0.096 R)
• M17: 22,533,927 km (0.112 R)
• M18: 23,177,946 km (0.094 R)
• M19: 27,031,587 km (0.054 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 18,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit