🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.44 AU - 0.66 AU

Year: 155 Days

Day: 42.3 Hours

Environment

Temp: 196 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.51 AU - 0.59 AU

Year: 155 Days

Day: 39 Hours

Environment

Temp: 176 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.22 AU - 1.62 AU

Year: 644 Days

Day: 12 Hours

Environment

Temp: -39 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.25 AU - 1.81 AU

Year: 721 Days

Day: 13.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,475,972 km

• M1: 38,297 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.88 AU - 2.18 AU

Year: 1101 Days

Day: 33.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.72 AU - 3.5 AU

Year: 2089 Days

Day: 38.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.2

Radius: 10.1

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.94 AU - 7.78 AU

Year: 6108 Days

Day: 9 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,475,972 km

• M1: 125,662 km (0.105 R)
• M2: 492,775 km (0.109 R)
• M3: 1,099,694 km (0.119 R)
• M4: 1,661,434 km (0.11 R)
• M5: 2,031,988 km (0.074 R)
• M6: 2,546,305 km (0.078 R)
• M7: 2,922,993 km (0.102 R)
• M8: 4,412,838 km (0.118 R)
• M9: 4,846,672 km (0.048 R)
• M10: 5,428,907 km (0.076 R)
• M11: 6,593,975 km (0.061 R)
• M12: 9,237,519 km (0.069 R)
• M13: 9,633,504 km (0.1 R)
• M14: 10,841,956 km (0.1 R)
• M15: 12,517,901 km (0.104 R)
• M16: 14,594,918 km (0.07 R)
• M17: 15,560,572 km (0.118 R)
• M18: 17,618,889 km (0.073 R)
• M19: 19,419,898 km (0.055 R)
• M20: 20,587,509 km (0.102 R)
• M21: 20,961,803 km (0.086 R)
• M22: 22,425,768 km (0.094 R)
• M23: 24,537,940 km (0.07 R)
• M24: 24,958,759 km (0.113 R)
• M25: 28,041,223 km (0.037 R)
• M26: 28,873,137 km (0.065 R)
• M27: 30,878,048 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 8.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.91 AU - 8.65 AU

Year: 7480 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,475,972 km

• M1: 111,301 km (0.103 R)
• M2: 408,103 km (0.074 R)
• M3: 1,134,401 km (0.06 R)
• M4: 1,451,698 km (0.084 R)
• M5: 2,286,603 km (0.076 R)
• M6: 2,955,306 km (0.048 R)
• M7: 3,633,732 km (0.061 R)
• M8: 6,004,111 km (0.118 R)
• M9: 7,528,812 km (0.087 R)
• M10: 7,908,491 km (0.081 R)
• M11: 8,665,157 km (0.052 R)
• M12: 8,997,863 km (0.073 R)
• M13: 10,002,263 km (0.078 R)
• M14: 12,026,322 km (0.116 R)
• M15: 14,251,890 km (0.112 R)
• M16: 17,451,938 km (0.081 R)
• M17: 20,145,448 km (0.045 R)
• M18: 20,583,171 km (0.106 R)
• M19: 23,104,494 km (0.093 R)
• M20: 23,988,767 km (0.089 R)
• M21: 24,978,955 km (0.068 R)
• M22: 33,190,083 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.1

Radius: 13.3

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.52 AU - 9.46 AU

Year: 10264 Days

Day: 6.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,475,972 km

• M1: 165,754 km (0.065 R)
• M2: 722,408 km (0.099 R)
• M3: 1,229,694 km (0.08 R)
• M4: 1,911,861 km (0.063 R)
• M5: 3,563,720 km (0.116 R)
• M6: 5,191,046 km (0.106 R)
• M7: 6,357,461 km (0.046 R)
• M8: 8,041,783 km (0.12 R)
• M9: 9,205,056 km (0.029 R)
• M10: 10,531,092 km (0.111 R)
• M11: 11,184,386 km (0.096 R)
• M12: 12,512,216 km (0.084 R)
• M13: 12,936,476 km (0.096 R)
• M14: 17,726,151 km (0.078 R)
• M15: 18,573,324 km (0.105 R)
• M16: 19,608,990 km (0.036 R)
• M17: 22,588,979 km (0.088 R)
• M18: 25,180,912 km (0.052 R)
• M19: 26,449,352 km (0.112 R)
• M20: 28,171,822 km (0.087 R)
• M21: 32,177,455 km (0.116 R)
• M22: 44,732,456 km (0.113 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit