🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.74 AU - 0.77 AU

Year: 240 Days

Day: 13.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,046,435 km

• M1: 79,586 km (0.057 R)
• M2: 428,448 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.64 AU - 0.88 AU

Year: 244 Days

Day: 21.3 Hours

Environment

Temp: 179 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,046,435 km

• M1: 31,715 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.81 AU - 0.87 AU

Year: 284 Days

Day: 40 Hours

Environment

Temp: 137 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.21 AU - 3.09 AU

Year: 1592 Days

Day: 46.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.63 AU - 2.99 AU

Year: 1738 Days

Day: 30.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.15 AU - 4.59 AU

Year: 2809 Days

Day: 24.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.2

Radius: 11.7

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.53 AU - 9.93 AU

Year: 11198 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,046,435 km

• M1: 145,559 km (0.041 R)
• M2: 657,183 km (0.119 R)
• M3: 1,259,614 km (0.088 R)
• M4: 1,832,724 km (0.079 R)
• M5: 2,333,128 km (0.098 R)
• M6: 3,324,813 km (0.031 R)
• M7: 3,806,069 km (0.102 R)
• M8: 4,357,786 km (0.11 R)
• M9: 4,988,640 km (0.06 R)
• M10: 6,063,501 km (0.095 R)
• M11: 9,177,979 km (0.114 R)
• M12: 9,791,779 km (0.047 R)
• M13: 10,173,104 km (0.108 R)
• M14: 11,798,634 km (0.069 R)
• M15: 12,924,059 km (0.034 R)
• M16: 13,331,863 km (0.099 R)
• M17: 15,788,260 km (0.117 R)
• M18: 18,276,222 km (0.11 R)
• M19: 20,323,320 km (0.119 R)
• M20: 24,789,714 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.8

Radius: 10.4

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.95 AU - 12.27 AU

Year: 13663 Days

Day: 12.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,046,435 km

• M1: 129,402 km (0.031 R)
• M2: 468,690 km (0.051 R)
• M3: 817,253 km (0.053 R)
• M4: 1,192,744 km (0.044 R)
• M5: 3,787,968 km (0.097 R)
• M6: 4,409,696 km (0.111 R)
• M7: 6,565,402 km (0.104 R)
• M8: 7,552,748 km (0.071 R)
• M9: 8,105,811 km (0.098 R)
• M10: 10,479,929 km (0.075 R)
• M11: 11,523,973 km (0.068 R)
• M12: 12,892,344 km (0.105 R)
• M13: 17,645,817 km (0.062 R)
• M14: 18,455,291 km (0.116 R)
• M15: 19,204,926 km (0.119 R)
• M16: 20,061,523 km (0.054 R)
• M17: 20,764,932 km (0.074 R)
• M18: 25,031,913 km (0.085 R)
• M19: 25,950,443 km (0.105 R)
• M20: 27,423,534 km (0.07 R)
• M21: 30,882,536 km (0.092 R)
• M22: 36,535,690 km (0.05 R)
• M23: 39,468,257 km (0.104 R)
• M24: 42,698,075 km (0.111 R)
• M25: 51,290,677 km (0.049 R)
• M26: 51,781,059 km (0.084 R)
• M27: 52,937,451 km (0.107 R)
• M28: 54,789,173 km (0.06 R)
• M29: 60,239,622 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.4

Radius: 5.1

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 13.23 AU - 13.99 AU

Year: 18525 Days

Day: 18.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,046,435 km

• M1: 78,389 km (0.065 R)
• M2: 239,805 km (0.105 R)
• M3: 894,894 km (0.117 R)
• M4: 1,100,292 km (0.112 R)
• M5: 1,461,422 km (0.104 R)
• M6: 1,777,671 km (0.099 R)
• M7: 2,309,791 km (0.075 R)
• M8: 3,354,583 km (0.1 R)
• M9: 3,731,270 km (0.074 R)
• M10: 5,031,425 km (0.115 R)
• M11: 9,638,740 km (0.034 R)
• M12: 18,104,484 km (0.116 R)
• M13: 20,381,513 km (0.108 R)
• M14: 32,536,340 km (0.025 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: 439 - 12,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit