🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.78 AU - 1.12 AU

Year: 322 Days

Day: 22.9 Hours

Environment

Temp: 127 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,369,783 km

• M1: 50,265 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.8 AU - 1.3 AU

Year: 375 Days

Day: 25.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.06 AU - 1.34 AU

Year: 458 Days

Day: 44.4 Hours

Environment

Temp: 43 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,369,783 km

• M1: 145,409 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.15 AU - 1.41 AU

Year: 504 Days

Day: 41.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.9 AU - 1.98 AU

Year: 941 Days

Day: 30.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.18 AU - 4.34 AU

Year: 2539 Days

Day: 18.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.1

Radius: 9.6

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.05 AU - 6.37 AU

Year: 5389 Days

Day: 13.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,369,783 km

• M1: 121,025 km (0.062 R)
• M2: 675,734 km (0.115 R)
• M3: 1,017,565 km (0.087 R)
• M4: 1,408,015 km (0.058 R)
• M5: 1,749,098 km (0.105 R)
• M6: 2,549,447 km (0.089 R)
• M7: 3,448,231 km (0.086 R)
• M8: 3,912,583 km (0.087 R)
• M9: 6,555,079 km (0.088 R)
• M10: 7,375,773 km (0.062 R)
• M11: 8,035,051 km (0.063 R)
• M12: 8,495,962 km (0.108 R)
• M13: 11,306,607 km (0.072 R)
• M14: 11,788,013 km (0.087 R)
• M15: 13,314,809 km (0.08 R)
• M16: 14,015,825 km (0.067 R)
• M17: 15,846,154 km (0.068 R)
• M18: 17,382,824 km (0.039 R)
• M19: 18,089,674 km (0.064 R)
• M20: 18,882,243 km (0.103 R)
• M21: 21,839,793 km (0.085 R)
• M22: 24,132,381 km (0.05 R)
• M23: 26,078,499 km (0.113 R)
• M24: 26,834,567 km (0.088 R)
• M25: 29,100,825 km (0.032 R)
• M26: 29,823,084 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.8

Radius: 11.8

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.32 AU - 7.36 AU

Year: 6230 Days

Day: 11.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,369,783 km

• M1: 148,850 km (0.088 R)
• M2: 523,593 km (0.086 R)
• M3: 920,625 km (0.103 R)
• M4: 1,346,381 km (0.084 R)
• M5: 2,597,468 km (0.118 R)
• M6: 3,262,580 km (0.032 R)
• M7: 3,990,972 km (0.096 R)
• M8: 4,824,681 km (0.058 R)
• M9: 5,801,555 km (0.066 R)
• M10: 6,369,877 km (0.1 R)
• M11: 7,255,946 km (0.075 R)
• M12: 8,106,709 km (0.097 R)
• M13: 9,442,169 km (0.064 R)
• M14: 9,962,470 km (0.108 R)
• M15: 11,013,246 km (0.114 R)
• M16: 11,444,088 km (0.113 R)
• M17: 11,935,816 km (0.118 R)
• M18: 12,804,381 km (0.04 R)
• M19: 13,442,416 km (0.043 R)
• M20: 16,704,547 km (0.085 R)
• M21: 17,531,225 km (0.117 R)
• M22: 17,921,975 km (0.063 R)
• M23: 18,720,678 km (0.1 R)
• M24: 21,259,802 km (0.115 R)
• M25: 24,583,717 km (0.099 R)
• M26: 30,150,104 km (0.084 R)
• M27: 31,470,754 km (0.107 R)
• M28: 32,633,130 km (0.119 R)
• M29: 33,125,905 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472

Radius: 12

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.19 AU - 10.25 AU

Year: 8967 Days

Day: 10.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,369,783 km

• M1: 192,084 km (0.112 R)
• M2: 645,365 km (0.092 R)
• M3: 1,057,208 km (0.078 R)
• M4: 2,993,154 km (0.073 R)
• M5: 3,558,933 km (0.112 R)
• M6: 6,674,608 km (0.074 R)
• M7: 8,327,814 km (0.094 R)
• M8: 12,427,095 km (0.111 R)
• M9: 13,089,664 km (0.109 R)
• M10: 13,544,292 km (0.092 R)
• M11: 14,246,056 km (0.047 R)
• M12: 15,157,256 km (0.075 R)
• M13: 15,658,858 km (0.049 R)
• M14: 17,366,069 km (0.076 R)
• M15: 18,194,542 km (0.073 R)
• M16: 23,729,065 km (0.093 R)
• M17: 31,089,878 km (0.114 R)
• M18: 31,900,549 km (0.118 R)
• M19: 37,745,488 km (0.118 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 13,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit