🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.61 AU - 0.63 AU

Year: 177 Days

Day: 40.2 Hours

Environment

Temp: 235 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,493,093 km

• M1: 28,424 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.01 AU - 1.15 AU

Year: 406 Days

Day: 13.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,493,093 km

• M1: 123,717 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.09 AU - 1.11 AU

Year: 417 Days

Day: 47.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.56 AU - 4.46 AU

Year: 2904 Days

Day: 12.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,493,093 km

• M1: 83,476 km (0.098 R)

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.1

Radius: 14

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.19 AU - 8.69 AU

Year: 7339 Days

Day: 10.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,493,093 km

• M1: 174,282 km (0.096 R)
• M2: 709,543 km (0.111 R)
• M3: 1,359,845 km (0.111 R)
• M4: 1,800,560 km (0.095 R)
• M5: 2,324,901 km (0.095 R)
• M6: 2,869,138 km (0.061 R)
• M7: 3,747,427 km (0.092 R)
• M8: 4,659,824 km (0.092 R)
• M9: 5,156,938 km (0.04 R)
• M10: 5,663,327 km (0.116 R)
• M11: 7,417,212 km (0.089 R)
• M12: 8,131,243 km (0.119 R)
• M13: 8,962,109 km (0.083 R)
• M14: 9,621,985 km (0.076 R)
• M15: 10,591,828 km (0.097 R)
• M16: 11,456,205 km (0.088 R)
• M17: 12,102,019 km (0.09 R)
• M18: 13,139,181 km (0.086 R)
• M19: 14,530,740 km (0.086 R)
• M20: 15,859,768 km (0.083 R)
• M21: 16,826,469 km (0.068 R)
• M22: 17,661,674 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.6

Radius: 5.3

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.56 AU - 18.5 AU

Year: 21073 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,493,093 km

• M1: 885,021 km (0.074 R)
• M2: 1,075,010 km (0.068 R)
• M3: 1,254,229 km (0.075 R)
• M4: 1,627,774 km (0.054 R)
• M5: 3,471,867 km (0.053 R)
• M6: 8,693,731 km (0.042 R)
• M7: 9,028,531 km (0.117 R)
• M8: 13,553,268 km (0.089 R)
• M9: 14,798,521 km (0.092 R)
• M10: 15,975,706 km (0.104 R)
• M11: 18,989,206 km (0.084 R)
• M12: 19,309,944 km (0.066 R)
• M13: 23,722,034 km (0.11 R)
• M14: 30,260,358 km (0.085 R)
• M15: 31,585,795 km (0.075 R)
• M16: 39,313,572 km (0.034 R)
• M17: 46,595,249 km (0.045 R)
• M18: 46,886,366 km (0.067 R)
• M19: 51,399,884 km (0.091 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 13,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit