🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.51 AU - 0.81 AU

Year: 201 Days

Day: 12.3 Hours

Environment

Temp: 136 °C

Axial Tilt: 84.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.68 AU - 0.76 AU

Year: 229 Days

Day: 15.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,393,559 km

• M1: 104,719 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.74 AU - 0.78 AU

Year: 248 Days

Day: 45.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,393,559 km

• M1: 110,254 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.86 AU - 0.92 AU

Year: 315 Days

Day: 15.1 Hours

Environment

Temp: 48 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.78 AU - 1.14 AU

Year: 352 Days

Day: 20.9 Hours

Environment

Temp: 32 °C

Axial Tilt: 85.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.01 AU - 2.03 AU

Year: 1076 Days

Day: 26.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,393,559 km

• M1: 54,154 km (0.057 R)
• M2: 661,671 km (0.102 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.04 AU - 2.54 AU

Year: 1299 Days

Day: 33.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.4

Radius: 14.7

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.85 AU - 7.87 AU

Year: 6011 Days

Day: 10.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,393,559 km

• M1: 183,856 km (0.05 R)
• M2: 824,883 km (0.072 R)
• M3: 1,298,360 km (0.064 R)
• M4: 2,101,850 km (0.097 R)
• M5: 2,686,778 km (0.117 R)
• M6: 3,400,210 km (0.077 R)
• M7: 4,455,174 km (0.107 R)
• M8: 5,019,607 km (0.097 R)
• M9: 5,574,017 km (0.026 R)
• M10: 6,138,449 km (0.047 R)
• M11: 6,741,030 km (0.051 R)
• M12: 7,809,158 km (0.119 R)
• M13: 8,594,846 km (0.11 R)
• M14: 12,276,600 km (0.107 R)
• M15: 13,761,209 km (0.057 R)
• M16: 14,354,664 km (0.118 R)
• M17: 14,965,023 km (0.094 R)
• M18: 19,532,844 km (0.081 R)
• M19: 20,560,731 km (0.105 R)
• M20: 22,724,365 km (0.07 R)
• M21: 24,640,116 km (0.066 R)
• M22: 29,674,234 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 14,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit