🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.44 AU - 0.56 AU

Year: 128 Days

Day: 24.3 Hours

Environment

Temp: 259 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.59 AU - 0.69 AU

Year: 185 Days

Day: 34.1 Hours

Environment

Temp: 220 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.88 AU - 1.08 AU

Year: 351 Days

Day: 44.1 Hours

Environment

Temp: 69 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,983,454 km

• M1: 170,392 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.33 AU - 1.39 AU

Year: 574 Days

Day: 39.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.57 AU - 2.53 AU

Year: 1062 Days

Day: 18.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.46 AU - 3.08 AU

Year: 1667 Days

Day: 21.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,983,454 km

• M1: 1,397,992 km (0.107 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.93 AU - 3.49 AU

Year: 2080 Days

Day: 40.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.2

Radius: 11

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.64 AU - 12.96 AU

Year: 13738 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,983,454 km

• M1: 140,622 km (0.096 R)
• M2: 525,537 km (0.069 R)
• M3: 1,097,151 km (0.107 R)
• M4: 1,819,260 km (0.075 R)
• M5: 2,460,436 km (0.102 R)
• M6: 3,794,400 km (0.092 R)
• M7: 5,344,534 km (0.062 R)
• M8: 7,859,423 km (0.105 R)
• M9: 8,303,430 km (0.104 R)
• M10: 9,419,430 km (0.105 R)
• M11: 10,107,281 km (0.068 R)
• M12: 10,828,343 km (0.042 R)
• M13: 11,842,766 km (0.114 R)
• M14: 13,086,373 km (0.108 R)
• M15: 13,942,970 km (0.117 R)
• M16: 15,768,064 km (0.054 R)
• M17: 19,518,932 km (0.1 R)
• M18: 23,000,074 km (0.063 R)
• M19: 27,239,079 km (0.08 R)
• M20: 27,606,492 km (0.104 R)
• M21: 28,164,043 km (0.088 R)
• M22: 28,634,229 km (0.113 R)
• M23: 29,978,815 km (0.037 R)
• M24: 33,734,619 km (0.102 R)
• M25: 35,125,430 km (0.054 R)
• M26: 38,365,122 km (0.07 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90

Radius: 10.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 9.48 AU - 15.22 AU

Year: 15696 Days

Day: 7.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 78.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,983,454 km

• M1: 126,859 km (0.103 R)
• M2: 520,601 km (0.105 R)
• M3: 901,926 km (0.107 R)
• M4: 1,968,708 km (0.069 R)
• M5: 2,608,239 km (0.109 R)
• M6: 3,574,192 km (0.104 R)
• M7: 4,578,892 km (0.064 R)
• M8: 5,317,905 km (0.114 R)
• M9: 6,589,936 km (0.114 R)
• M10: 8,640,773 km (0.051 R)
• M11: 9,297,508 km (0.11 R)
• M12: 10,435,349 km (0.072 R)
• M13: 12,517,153 km (0.096 R)
• M14: 12,880,526 km (0.08 R)
• M15: 13,902,579 km (0.055 R)
• M16: 16,537,596 km (0.06 R)
• M17: 20,260,638 km (0.028 R)
• M18: 31,841,159 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.4

Radius: 6.8

Gravity: 11.67 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 14.25 AU - 19.21 AU

Year: 24748 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,983,454 km

• M1: 106,813 km (0.07 R)
• M2: 802,144 km (0.062 R)
• M3: 1,879,548 km (0.085 R)
• M4: 3,523,479 km (0.077 R)
• M5: 4,083,423 km (0.074 R)
• M6: 4,920,424 km (0.073 R)
• M7: 7,165,588 km (0.052 R)
• M8: 8,271,117 km (0.069 R)
• M9: 9,143,571 km (0.102 R)
• M10: 9,956,187 km (0.069 R)
• M11: 19,364,996 km (0.082 R)
• M12: 23,027,002 km (0.06 R)
• M13: 24,744,236 km (0.117 R)
• M14: 32,866,802 km (0.078 R)
• M15: 33,401,165 km (0.11 R)
• M16: 36,160,947 km (0.058 R)
• M17: 37,596,189 km (0.065 R)
• M18: 45,841,724 km (0.072 R)
• M19: 52,262,166 km (0.096 R)
• M20: 58,863,471 km (0.044 R)
• M21: 67,923,268 km (0.086 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 11,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit