🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.77 AU - 1.05 AU

Year: 308 Days

Day: 34.5 Hours

Environment

Temp: 141 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,075,231 km

• M1: 43,533 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.13 AU - 1.37 AU

Year: 496 Days

Day: 34.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.55 AU - 1.83 AU

Year: 779 Days

Day: 14.7 Hours

Environment

Temp: -32 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.71 AU - 4.29 AU

Year: 2838 Days

Day: 22.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.76 AU - 6.16 AU

Year: 3919 Days

Day: 14.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,075,231 km

• M1: 44,431 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.3

Radius: 13

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.82 AU - 5.94 AU

Year: 4427 Days

Day: 5.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,075,231 km

• M1: 168,148 km (0.117 R)
• M2: 1,798,316 km (0.087 R)
• M3: 2,622,600 km (0.119 R)
• M4: 3,069,599 km (0.086 R)
• M5: 3,705,390 km (0.046 R)
• M6: 4,495,715 km (0.101 R)
• M7: 8,223,395 km (0.063 R)
• M8: 9,265,943 km (0.101 R)
• M9: 10,233,691 km (0.087 R)
• M10: 12,054,447 km (0.037 R)
• M11: 15,151,422 km (0.105 R)
• M12: 18,089,973 km (0.099 R)
• M13: 20,163,699 km (0.1 R)
• M14: 22,054,017 km (0.095 R)
• M15: 23,354,771 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 12.2

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.31 AU - 6.59 AU

Year: 5149 Days

Day: 9.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,075,231 km

• M1: 189,840 km (0.116 R)
• M2: 3,144,398 km (0.075 R)
• M3: 3,600,372 km (0.065 R)
• M4: 4,010,420 km (0.101 R)
• M5: 6,458,738 km (0.056 R)
• M6: 7,133,874 km (0.077 R)
• M7: 8,034,602 km (0.093 R)
• M8: 8,512,568 km (0.056 R)
• M9: 10,273,035 km (0.119 R)
• M10: 10,704,924 km (0.086 R)
• M11: 12,702,056 km (0.068 R)
• M12: 13,301,195 km (0.118 R)
• M13: 15,547,856 km (0.072 R)
• M14: 17,604,677 km (0.102 R)
• M15: 19,836,977 km (0.11 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 13,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit