🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.81 AU - 0.95 AU

Year: 294 Days

Day: 38.6 Hours

Environment

Temp: 98 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.04 AU - 1.48 AU

Year: 504 Days

Day: 12.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,505,156 km

• M1: 205,398 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.04 AU - 3.38 AU

Year: 1590 Days

Day: 23.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,505,156 km

• M1: 1,931,907 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.29 AU - 4.45 AU

Year: 2714 Days

Day: 25.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.91 AU - 4.49 AU

Year: 3068 Days

Day: 28.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.5

Radius: 13.4

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.94 AU - 5.9 AU

Year: 4498 Days

Day: 13.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,505,156 km

• M1: 167,250 km (0.109 R)
• M2: 744,549 km (0.074 R)
• M3: 1,209,948 km (0.119 R)
• M4: 2,109,629 km (0.088 R)
• M5: 2,883,499 km (0.079 R)
• M6: 3,317,632 km (0.097 R)
• M7: 5,130,010 km (0.083 R)
• M8: 8,743,248 km (0.107 R)
• M9: 9,335,954 km (0.108 R)
• M10: 10,039,962 km (0.107 R)
• M11: 11,139,207 km (0.093 R)
• M12: 27,076,317 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.1

Radius: 11.3

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.37 AU - 12.41 AU

Year: 11938 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,505,156 km

• M1: 140,622 km (0.117 R)
• M2: 565,480 km (0.103 R)
• M3: 1,246,449 km (0.109 R)
• M4: 1,785,301 km (0.095 R)
• M5: 2,853,579 km (0.105 R)
• M6: 3,470,970 km (0.088 R)
• M7: 3,997,106 km (0.086 R)
• M8: 5,517,319 km (0.072 R)
• M9: 12,682,608 km (0.045 R)
• M10: 14,348,979 km (0.084 R)
• M11: 15,079,465 km (0.069 R)
• M12: 15,962,990 km (0.114 R)
• M13: 17,763,999 km (0.081 R)
• M14: 19,255,490 km (0.1 R)
• M15: 23,807,005 km (0.105 R)
• M16: 25,004,387 km (0.08 R)
• M17: 27,241,772 km (0.109 R)
• M18: 27,984,974 km (0.088 R)
• M19: 28,646,496 km (0.088 R)
• M20: 31,905,935 km (0.089 R)
• M21: 32,524,073 km (0.063 R)
• M22: 34,104,425 km (0.05 R)
• M23: 36,401,949 km (0.098 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 12,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit