🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.47 AU - 0.71 AU

Year: 166 Days

Day: 21.7 Hours

Environment

Temp: 217 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.59 AU - 0.61 AU

Year: 171 Days

Day: 42.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.88 AU - 1.34 AU

Year: 429 Days

Day: 21.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.89 AU - 2.79 AU

Year: 1314 Days

Day: 22.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.01 AU - 3.73 AU

Year: 2271 Days

Day: 17.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.6

Radius: 13.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.05 AU - 9.37 AU

Year: 10260 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,433,788 km

• M1: 166,652 km (0.101 R)
• M2: 784,192 km (0.115 R)
• M3: 1,948,811 km (0.069 R)
• M4: 3,076,630 km (0.083 R)
• M5: 3,763,284 km (0.088 R)
• M6: 5,161,875 km (0.046 R)
• M7: 5,888,172 km (0.045 R)
• M8: 6,848,890 km (0.082 R)
• M9: 7,617,823 km (0.033 R)
• M10: 9,286,737 km (0.078 R)
• M11: 10,009,743 km (0.058 R)
• M12: 10,633,117 km (0.118 R)
• M13: 12,660,019 km (0.101 R)
• M14: 14,990,155 km (0.033 R)
• M15: 16,106,006 km (0.104 R)
• M16: 17,466,150 km (0.091 R)
• M17: 21,932,394 km (0.105 R)
• M18: 30,023,694 km (0.074 R)
• M19: 30,760,763 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.5

Radius: 14.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.14 AU - 11.5 AU

Year: 10445 Days

Day: 11.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 126.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,433,788 km

• M1: 175,478 km (0.061 R)
• M2: 904,918 km (0.035 R)
• M3: 1,376,300 km (0.071 R)
• M4: 2,032,736 km (0.092 R)
• M5: 2,809,747 km (0.101 R)
• M6: 3,408,737 km (0.114 R)
• M7: 4,092,250 km (0.106 R)
• M8: 5,369,217 km (0.095 R)
• M9: 8,167,296 km (0.118 R)
• M10: 8,744,295 km (0.031 R)
• M11: 9,881,239 km (0.117 R)
• M12: 12,738,857 km (0.088 R)
• M13: 16,385,006 km (0.096 R)
• M14: 18,787,249 km (0.091 R)
• M15: 22,003,603 km (0.092 R)
• M16: 23,387,234 km (0.049 R)
• M17: 26,136,992 km (0.099 R)
• M18: 27,099,505 km (0.101 R)
• M19: 30,129,610 km (0.096 R)
• M20: 31,188,014 km (0.119 R)
• M21: 37,578,237 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 14,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit