🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.48 AU - 0.54 AU

Year: 139 Days

Day: 30.5 Hours

Environment

Temp: 196 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.96 AU - 1.26 AU

Year: 448 Days

Day: 41.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 46.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.57 AU - 1.67 AU

Year: 789 Days

Day: 28 Hours

Environment

Temp: -59 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,320,277 km

• M1: 184,604 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.6 AU - 1.96 AU

Year: 909 Days

Day: 33.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.61 AU - 4.09 AU

Year: 2892 Days

Day: 24.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.5

Radius: 8.8

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.42 AU - 10.1 AU

Year: 9927 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,320,277 km

• M1: 109,506 km (0.118 R)
• M2: 389,254 km (0.1 R)
• M3: 735,573 km (0.07 R)
• M4: 1,025,942 km (0.096 R)
• M5: 1,308,682 km (0.066 R)
• M6: 2,551,691 km (0.109 R)
• M7: 4,832,759 km (0.096 R)
• M8: 5,464,960 km (0.115 R)
• M9: 6,096,562 km (0.09 R)
• M10: 8,184,350 km (0.093 R)
• M11: 9,334,608 km (0.066 R)
• M12: 10,314,175 km (0.101 R)
• M13: 11,236,595 km (0.084 R)
• M14: 14,874,666 km (0.114 R)
• M15: 18,070,675 km (0.089 R)
• M16: 19,289,598 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.2

Radius: 7.1

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 15.69 AU - 21.01 AU

Year: 30097 Days

Day: 22.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,320,277 km

• M1: 212,728 km (0.059 R)
• M2: 787,782 km (0.112 R)
• M3: 1,182,122 km (0.062 R)
• M4: 2,108,432 km (0.081 R)
• M5: 2,688,423 km (0.085 R)
• M6: 3,266,170 km (0.112 R)
• M7: 3,836,886 km (0.039 R)
• M8: 8,738,012 km (0.068 R)
• M9: 10,900,598 km (0.089 R)
• M10: 14,075,364 km (0.091 R)
• M11: 16,865,215 km (0.083 R)
• M12: 25,614,147 km (0.116 R)
• M13: 27,514,639 km (0.097 R)
• M14: 30,887,772 km (0.104 R)
• M15: 33,653,238 km (0.041 R)
• M16: 40,927,135 km (0.068 R)
• M17: 58,839,984 km (0.089 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 15,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit