🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.64 AU - 1 AU

Year: 280 Days

Day: 36.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.71 AU - 1.15 AU

Year: 338 Days

Day: 36.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 41,433,550 km

• M1: 42,037 km (0.068 R)
• M2: 154,834 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.18 AU - 1.68 AU

Year: 644 Days

Day: 19 Hours

Environment

Temp: -41 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.4 AU - 1.54 AU

Year: 671 Days

Day: 35.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,433,550 km

• M1: 159,023 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.46 AU - 1.6 AU

Year: 713 Days

Day: 33 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.79 AU - 1.91 AU

Year: 948 Days

Day: 21.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.5 AU - 2.2 AU

Year: 948 Days

Day: 47 Hours

Environment

Temp: -74 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.95 AU - 4.51 AU

Year: 2714 Days

Day: 34.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.9

Radius: 13.8

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.48 AU - 10.74 AU

Year: 9518 Days

Day: 14.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,433,550 km

• M1: 171,589 km (0.112 R)
• M2: 723,605 km (0.064 R)
• M3: 1,821,055 km (0.031 R)
• M4: 2,963,235 km (0.085 R)
• M5: 4,345,369 km (0.042 R)
• M6: 8,047,767 km (0.094 R)
• M7: 10,220,975 km (0.076 R)
• M8: 12,030,511 km (0.104 R)
• M9: 14,258,173 km (0.103 R)
• M10: 15,132,573 km (0.07 R)
• M11: 15,869,193 km (0.07 R)
• M12: 16,748,678 km (0.066 R)
• M13: 17,230,982 km (0.04 R)
• M14: 17,909,109 km (0.089 R)
• M15: 18,733,543 km (0.108 R)
• M16: 19,782,673 km (0.069 R)
• M17: 20,939,962 km (0.12 R)
• M18: 22,358,748 km (0.061 R)
• M19: 23,765,118 km (0.072 R)
• M20: 26,835,464 km (0.093 R)

Asteroid Belt

Center: 10.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.6

Radius: 7.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 11.63 AU - 12.23 AU

Year: 15523 Days

Day: 17 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,433,550 km

• M1: 90,956 km (0.094 R)
• M2: 406,906 km (0.07 R)
• M3: 648,208 km (0.1 R)
• M4: 1,141,432 km (0.058 R)
• M5: 1,484,011 km (0.094 R)
• M6: 1,956,142 km (0.057 R)
• M7: 2,898,608 km (0.066 R)
• M8: 3,332,143 km (0.1 R)
• M9: 3,685,044 km (0.108 R)
• M10: 4,634,392 km (0.081 R)
• M11: 5,044,590 km (0.114 R)
• M12: 6,492,847 km (0.069 R)
• M13: 7,547,512 km (0.105 R)
• M14: 8,495,663 km (0.105 R)
• M15: 15,650,780 km (0.069 R)
• M16: 16,980,106 km (0.1 R)
• M17: 20,089,797 km (0.116 R)
• M18: 20,707,487 km (0.105 R)
• M19: 25,390,947 km (0.117 R)
• M20: 27,127,779 km (0.068 R)
• M21: 28,264,722 km (0.115 R)
• M22: 31,348,383 km (0.052 R)
• M23: 32,811,600 km (0.034 R)
• M24: 37,358,328 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 12,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit