🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.49 AU - 0.77 AU

Year: 178 Days

Day: 47.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.61 AU - 0.71 AU

Year: 191 Days

Day: 24.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.5 AU - 2.52 AU

Year: 1417 Days

Day: 41 Hours

Environment

Temp: -85 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.03 AU - 3.95 AU

Year: 2324 Days

Day: 23.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.34 AU - 4.52 AU

Year: 2777 Days

Day: 29.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.8

Radius: 15

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.75 AU - 7.89 AU

Year: 5663 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,296,392 km

• M1: 186,549 km (0.059 R)
• M2: 802,742 km (0.105 R)
• M3: 1,762,263 km (0.075 R)
• M4: 2,234,992 km (0.055 R)
• M5: 2,757,538 km (0.101 R)
• M6: 3,510,763 km (0.119 R)
• M7: 3,983,791 km (0.089 R)
• M8: 4,629,306 km (0.099 R)
• M9: 6,789,051 km (0.105 R)
• M10: 7,939,009 km (0.077 R)
• M11: 8,884,169 km (0.059 R)
• M12: 9,859,098 km (0.082 R)
• M13: 10,764,016 km (0.08 R)
• M14: 11,922,202 km (0.063 R)
• M15: 13,485,051 km (0.102 R)
• M16: 19,475,548 km (0.093 R)
• M17: 22,317,160 km (0.114 R)
• M18: 26,607,926 km (0.105 R)
• M19: 27,738,886 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.6

Radius: 10.6

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.18 AU - 7.54 AU

Year: 5717 Days

Day: 14 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,296,392 km

• M1: 132,544 km (0.086 R)
• M2: 827,276 km (0.114 R)
• M3: 1,199,326 km (0.12 R)
• M4: 1,897,799 km (0.059 R)
• M5: 2,315,177 km (0.111 R)
• M6: 2,650,575 km (0.105 R)
• M7: 2,999,437 km (0.1 R)
• M8: 3,858,877 km (0.115 R)
• M9: 5,815,318 km (0.065 R)
• M10: 7,755,303 km (0.086 R)
• M11: 8,791,717 km (0.042 R)
• M12: 9,281,052 km (0.108 R)
• M13: 10,448,663 km (0.03 R)
• M14: 11,138,160 km (0.109 R)
• M15: 12,354,690 km (0.047 R)
• M16: 13,928,908 km (0.056 R)
• M17: 15,810,550 km (0.049 R)
• M18: 16,230,471 km (0.098 R)
• M19: 17,344,527 km (0.083 R)
• M20: 19,793,743 km (0.105 R)
• M21: 20,422,802 km (0.098 R)
• M22: 22,464,963 km (0.116 R)
• M23: 26,866,581 km (0.053 R)
• M24: 29,314,002 km (0.053 R)
• M25: 30,684,618 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675

Radius: 14.1

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.1 AU - 12.92 AU

Year: 12145 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,296,392 km

• M1: 176,525 km (0.062 R)
• M2: 767,437 km (0.062 R)
• M3: 1,756,728 km (0.08 R)
• M4: 2,265,211 km (0.096 R)
• M5: 2,721,484 km (0.085 R)
• M6: 3,192,269 km (0.113 R)
• M7: 3,987,980 km (0.057 R)
• M8: 4,912,495 km (0.031 R)
• M9: 6,859,661 km (0.064 R)
• M10: 9,527,888 km (0.06 R)
• M11: 10,571,932 km (0.104 R)
• M12: 11,982,789 km (0.118 R)
• M13: 14,362,892 km (0.098 R)
• M14: 17,419,026 km (0.077 R)
• M15: 20,799,639 km (0.048 R)
• M16: 21,664,913 km (0.084 R)
• M17: 22,195,537 km (0.07 R)
• M18: 23,933,116 km (0.061 R)
• M19: 28,619,120 km (0.107 R)
• M20: 29,258,202 km (0.108 R)
• M21: 31,683,632 km (0.105 R)
• M22: 32,253,151 km (0.096 R)
• M23: 33,883,918 km (0.091 R)
• M24: 38,457,723 km (0.067 R)
• M25: 39,629,523 km (0.106 R)
• M26: 40,691,070 km (0.119 R)
• M27: 44,698,348 km (0.054 R)
• M28: 45,414,922 km (0.027 R)
• M29: 48,961,588 km (0.1 R)
• M30: 53,488,569 km (0.063 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 11,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit