🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.68 AU - 0.74 AU

Year: 221 Days

Day: 29.5 Hours

Environment

Temp: 149 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.89 AU - 1.13 AU

Year: 375 Days

Day: 36.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.57 AU - 2.47 AU

Year: 1059 Days

Day: 21.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,782,039 km

• M1: 253,568 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.82 AU - 4.48 AU

Year: 3119 Days

Day: 43.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.2

Radius: 11.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.53 AU - 5.93 AU

Year: 5061 Days

Day: 14.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 91.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,782,039 km

• M1: 146,756 km (0.104 R)
• M2: 518,357 km (0.1 R)
• M3: 1,021,903 km (0.113 R)
• M4: 1,422,077 km (0.059 R)
• M5: 1,888,972 km (0.103 R)
• M6: 2,316,822 km (0.092 R)
• M7: 3,214,709 km (0.106 R)
• M8: 3,722,893 km (0.107 R)
• M9: 4,598,040 km (0.116 R)
• M10: 5,662,279 km (0.076 R)
• M11: 6,131,418 km (0.114 R)
• M12: 6,563,158 km (0.053 R)
• M13: 7,453,415 km (0.082 R)
• M14: 9,192,939 km (0.094 R)
• M15: 10,349,929 km (0.109 R)
• M16: 11,234,202 km (0.111 R)
• M17: 12,409,443 km (0.079 R)
• M18: 15,058,671 km (0.106 R)
• M19: 16,193,521 km (0.084 R)
• M20: 17,445,804 km (0.106 R)
• M21: 19,149,275 km (0.086 R)
• M22: 23,105,242 km (0.055 R)
• M23: 27,161,887 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.5

Radius: 13.2

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.49 AU - 8.47 AU

Year: 8317 Days

Day: 6 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,782,039 km

• M1: 164,258 km (0.078 R)
• M2: 691,441 km (0.105 R)
• M3: 1,180,028 km (0.108 R)
• M4: 1,685,818 km (0.095 R)
• M5: 2,352,127 km (0.107 R)
• M6: 2,854,028 km (0.057 R)
• M7: 6,064,548 km (0.09 R)
• M8: 10,007,499 km (0.091 R)
• M9: 10,570,286 km (0.083 R)
• M10: 11,199,944 km (0.115 R)
• M11: 13,550,575 km (0.109 R)
• M12: 15,289,800 km (0.045 R)
• M13: 16,628,851 km (0.096 R)
• M14: 18,044,645 km (0.034 R)
• M15: 20,010,211 km (0.116 R)
• M16: 22,333,167 km (0.116 R)
• M17: 23,825,555 km (0.117 R)
• M18: 24,830,554 km (0.12 R)
• M19: 27,508,954 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390

Radius: 9.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.38 AU - 11.66 AU

Year: 10838 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,782,039 km

• M1: 118,482 km (0.104 R)
• M2: 494,271 km (0.111 R)
• M3: 1,055,563 km (0.082 R)
• M4: 1,424,621 km (0.095 R)
• M5: 1,775,577 km (0.085 R)
• M6: 2,201,183 km (0.113 R)
• M7: 3,062,568 km (0.035 R)
• M8: 3,582,420 km (0.113 R)
• M9: 4,133,688 km (0.088 R)
• M10: 7,148,385 km (0.056 R)
• M11: 8,147,549 km (0.1 R)
• M12: 10,569,538 km (0.111 R)
• M13: 11,596,827 km (0.064 R)
• M14: 11,971,719 km (0.027 R)
• M15: 13,611,761 km (0.061 R)
• M16: 13,968,851 km (0.109 R)
• M17: 16,046,466 km (0.053 R)
• M18: 21,358,537 km (0.112 R)
• M19: 23,164,183 km (0.119 R)
• M20: 24,539,736 km (0.031 R)
• M21: 27,547,401 km (0.06 R)
• M22: 28,894,530 km (0.111 R)
• M23: 30,894,503 km (0.107 R)
• M24: 32,878,321 km (0.087 R)
• M25: 36,409,130 km (0.115 R)
• M26: 39,457,934 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.7

Radius: 14.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.41 AU - 10.21 AU

Year: 11337 Days

Day: 10.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,782,039 km

• M1: 185,053 km (0.045 R)
• M2: 864,227 km (0.07 R)
• M3: 1,432,549 km (0.067 R)
• M4: 1,914,254 km (0.038 R)
• M5: 2,780,426 km (0.097 R)
• M6: 4,418,672 km (0.104 R)
• M7: 5,054,762 km (0.093 R)
• M8: 6,048,092 km (0.105 R)
• M9: 6,958,246 km (0.109 R)
• M10: 8,469,035 km (0.089 R)
• M11: 9,301,996 km (0.034 R)
• M12: 10,792,738 km (0.105 R)
• M13: 13,063,784 km (0.041 R)
• M14: 17,505,644 km (0.086 R)
• M15: 20,710,479 km (0.111 R)
• M16: 28,044,963 km (0.119 R)
• M17: 40,651,426 km (0.111 R)
• M18: 42,032,514 km (0.108 R)
• M19: 44,451,810 km (0.105 R)
• M20: 45,327,556 km (0.101 R)
• M21: 50,508,430 km (0.099 R)
• M22: 51,943,223 km (0.079 R)
• M23: 54,228,929 km (0.048 R)
• M24: 55,061,291 km (0.06 R)
• M25: 57,782,028 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 17,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit