🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.7 AU - 0.76 AU

Year: 239 Days

Day: 16.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,562,158 km

• M1: 46,226 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.73 AU - 0.81 AU

Year: 259 Days

Day: 43.4 Hours

Environment

Temp: 93 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.7 AU - 1.02 AU

Year: 305 Days

Day: 45 Hours

Environment

Temp: 43 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.07 AU - 2.47 AU

Year: 1310 Days

Day: 15.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,562,158 km

• M1: 1,507,947 km (0.098 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.8

Radius: 12

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.8 AU - 6.9 AU

Year: 5418 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,562,158 km

• M1: 149,299 km (0.106 R)
• M2: 587,770 km (0.097 R)
• M3: 975,977 km (0.101 R)
• M4: 1,467,406 km (0.084 R)
• M5: 1,919,341 km (0.07 R)
• M6: 2,464,326 km (0.066 R)
• M7: 2,912,820 km (0.086 R)
• M8: 6,422,386 km (0.081 R)
• M9: 8,990,084 km (0.052 R)
• M10: 9,817,061 km (0.1 R)
• M11: 12,177,267 km (0.103 R)
• M12: 12,943,657 km (0.047 R)
• M13: 14,362,293 km (0.087 R)
• M14: 15,492,355 km (0.048 R)
• M15: 17,746,945 km (0.115 R)
• M16: 18,984,269 km (0.12 R)
• M17: 19,559,622 km (0.101 R)
• M18: 22,399,289 km (0.1 R)
• M19: 24,739,449 km (0.097 R)
• M20: 26,440,077 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.1

Radius: 12.8

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.67 AU - 12.59 AU

Year: 12345 Days

Day: 6 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,562,158 km

• M1: 159,471 km (0.034 R)
• M2: 657,782 km (0.115 R)
• M3: 1,249,741 km (0.076 R)
• M4: 1,655,001 km (0.097 R)
• M5: 2,494,096 km (0.05 R)
• M6: 3,127,792 km (0.081 R)
• M7: 3,731,569 km (0.112 R)
• M8: 4,656,982 km (0.07 R)
• M9: 6,597,864 km (0.09 R)
• M10: 7,043,068 km (0.078 R)
• M11: 9,376,795 km (0.106 R)
• M12: 10,473,497 km (0.101 R)
• M13: 13,172,541 km (0.101 R)
• M14: 14,614,814 km (0.11 R)
• M15: 15,799,480 km (0.078 R)
• M16: 21,272,069 km (0.086 R)
• M17: 27,062,255 km (0.065 R)
• M18: 30,040,898 km (0.117 R)
• M19: 30,483,708 km (0.117 R)
• M20: 38,561,993 km (0.112 R)
• M21: 47,062,892 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 15,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit