🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.59 AU - 0.63 AU

Year: 172 Days

Day: 29.7 Hours

Environment

Temp: 181 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.92 AU - 1.42 AU

Year: 458 Days

Day: 29 Hours

Environment

Temp: 17 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.13 AU - 1.85 AU

Year: 658 Days

Day: 21.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.71 AU - 1.79 AU

Year: 837 Days

Day: 33.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,473,698 km

• M1: 375,939 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.61 AU - 3.49 AU

Year: 1926 Days

Day: 32 Hours

Environment

Temp: -105 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.8

Radius: 12

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.12 AU - 9.08 AU

Year: 8337 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 111.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,473,698 km

• M1: 149,299 km (0.05 R)
• M2: 564,582 km (0.11 R)
• M3: 1,405,322 km (0.072 R)
• M4: 1,869,674 km (0.116 R)
• M5: 2,690,667 km (0.115 R)
• M6: 4,227,337 km (0.077 R)
• M7: 5,536,168 km (0.078 R)
• M8: 6,538,773 km (0.083 R)
• M9: 8,048,066 km (0.1 R)
• M10: 9,080,142 km (0.097 R)
• M11: 9,815,864 km (0.091 R)
• M12: 20,667,694 km (0.114 R)
• M13: 21,107,362 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.9

Radius: 14.8

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.21 AU - 11.31 AU

Year: 13665 Days

Day: 9.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,473,698 km

• M1: 184,155 km (0.045 R)
• M2: 772,374 km (0.084 R)
• M3: 1,724,115 km (0.067 R)
• M4: 2,417,651 km (0.069 R)
• M5: 2,955,605 km (0.111 R)
• M6: 3,678,013 km (0.114 R)
• M7: 4,865,072 km (0.059 R)
• M8: 5,478,424 km (0.067 R)
• M9: 6,991,756 km (0.116 R)
• M10: 10,309,238 km (0.115 R)
• M11: 16,011,460 km (0.065 R)
• M12: 19,993,157 km (0.06 R)
• M13: 21,292,115 km (0.115 R)
• M14: 21,926,710 km (0.082 R)
• M15: 22,792,582 km (0.051 R)
• M16: 25,923,516 km (0.119 R)
• M17: 27,550,393 km (0.038 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 19,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit