🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.64 AU - 0.9 AU

Year: 244 Days

Day: 35.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.02 AU - 1.2 AU

Year: 423 Days

Day: 23.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.14 AU - 1.28 AU

Year: 481 Days

Day: 14.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 55,437,776 km

• M1: 33,360 km (0.102 R)
• M2: 236,365 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.67 AU - 2.21 AU

Year: 977 Days

Day: 31.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,437,776 km

• M1: 37,699 km (0.091 R)
• M2: 97,987 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 11.1

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.59 AU - 9.61 AU

Year: 9121 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,437,776 km

• M1: 138,228 km (0.068 R)
• M2: 487,240 km (0.091 R)
• M3: 1,198,578 km (0.071 R)
• M4: 1,778,419 km (0.066 R)
• M5: 2,234,843 km (0.099 R)
• M6: 5,108,468 km (0.085 R)
• M7: 5,544,845 km (0.12 R)
• M8: 6,968,568 km (0.086 R)
• M9: 7,506,522 km (0.1 R)
• M10: 7,948,584 km (0.07 R)
• M11: 9,288,532 km (0.105 R)
• M12: 9,657,590 km (0.104 R)
• M13: 11,078,470 km (0.039 R)
• M14: 11,812,248 km (0.116 R)
• M15: 12,191,030 km (0.102 R)
• M16: 14,087,931 km (0.037 R)
• M17: 16,981,303 km (0.099 R)
• M18: 22,813,825 km (0.098 R)
• M19: 23,402,493 km (0.101 R)
• M20: 26,040,352 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.1

Radius: 11.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 8.41 AU - 13.87 AU

Year: 13447 Days

Day: 10.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,437,776 km

• M1: 152,440 km (0.118 R)
• M2: 1,373,608 km (0.089 R)
• M3: 1,777,971 km (0.119 R)
• M4: 3,376,424 km (0.091 R)
• M5: 4,013,561 km (0.106 R)
• M6: 5,670,208 km (0.118 R)
• M7: 7,743,036 km (0.112 R)
• M8: 8,804,882 km (0.069 R)
• M9: 10,548,744 km (0.031 R)
• M10: 11,970,522 km (0.062 R)
• M11: 12,758,604 km (0.077 R)
• M12: 14,640,994 km (0.043 R)
• M13: 15,684,140 km (0.086 R)
• M14: 16,115,131 km (0.096 R)
• M15: 19,852,535 km (0.078 R)
• M16: 25,290,717 km (0.057 R)
• M17: 32,336,178 km (0.038 R)
• M18: 34,222,308 km (0.112 R)
• M19: 35,437,791 km (0.073 R)
• M20: 49,678,760 km (0.083 R)
• M21: 51,393,750 km (0.074 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 19,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit