🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.67 AU - 0.73 AU

Year: 222 Days

Day: 18.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,177,384 km

• M1: 42,187 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.74 AU - 0.84 AU

Year: 266 Days

Day: 40.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.78 AU - 1.2 AU

Year: 373 Days

Day: 40.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.25 AU - 1.91 AU

Year: 752 Days

Day: 19.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.69 AU - 2.65 AU

Year: 1211 Days

Day: 37.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,177,384 km

• M1: 764,296 km (0.082 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.51 AU - 4.33 AU

Year: 2940 Days

Day: 29.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767

Radius: 9

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.09 AU - 8.75 AU

Year: 9254 Days

Day: 12.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,177,384 km

• M1: 113,096 km (0.068 R)
• M2: 396,135 km (0.11 R)
• M3: 685,607 km (0.104 R)
• M4: 1,040,004 km (0.094 R)
• M5: 3,457,805 km (0.09 R)
• M6: 4,020,144 km (0.101 R)
• M7: 4,351,802 km (0.085 R)
• M8: 6,515,286 km (0.096 R)
• M9: 8,086,214 km (0.104 R)
• M10: 9,170,200 km (0.068 R)
• M11: 11,679,405 km (0.059 R)
• M12: 12,185,495 km (0.076 R)
• M13: 16,078,630 km (0.097 R)
• M14: 16,917,574 km (0.108 R)
• M15: 18,682,680 km (0.085 R)
• M16: 19,142,394 km (0.093 R)
• M17: 19,767,115 km (0.104 R)
• M18: 24,345,258 km (0.089 R)
• M19: 29,584,325 km (0.117 R)
• M20: 31,809,743 km (0.072 R)
• M21: 33,917,278 km (0.103 R)
• M22: 34,947,409 km (0.037 R)
• M23: 37,190,330 km (0.1 R)
• M24: 37,918,123 km (0.095 R)
• M25: 39,277,071 km (0.084 R)
• M26: 41,570,406 km (0.109 R)
• M27: 42,222,952 km (0.11 R)
• M28: 46,282,440 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.7

Radius: 8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.77 AU - 11.59 AU

Year: 11407 Days

Day: 5.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,177,384 km

• M1: 139,724 km (0.059 R)
• M2: 500,255 km (0.055 R)
• M3: 1,164,021 km (0.115 R)
• M4: 2,956,952 km (0.094 R)
• M5: 3,819,832 km (0.056 R)
• M6: 4,284,333 km (0.074 R)
• M7: 4,596,843 km (0.118 R)
• M8: 10,400,493 km (0.11 R)
• M9: 11,702,742 km (0.108 R)
• M10: 12,948,743 km (0.066 R)
• M11: 17,085,124 km (0.107 R)
• M12: 20,309,407 km (0.101 R)
• M13: 20,895,831 km (0.11 R)
• M14: 23,998,790 km (0.084 R)
• M15: 28,657,118 km (0.042 R)
• M16: 29,956,375 km (0.071 R)
• M17: 33,782,341 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.5

Radius: 9.7

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.75 AU - 11.49 AU

Year: 14044 Days

Day: 11.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,177,384 km

• M1: 120,576 km (0.033 R)
• M2: 431,739 km (0.082 R)
• M3: 947,254 km (0.096 R)
• M4: 1,531,433 km (0.078 R)
• M5: 2,876,019 km (0.071 R)
• M6: 3,210,071 km (0.101 R)
• M7: 5,794,374 km (0.094 R)
• M8: 6,096,861 km (0.052 R)
• M9: 8,962,708 km (0.09 R)
• M10: 9,575,760 km (0.118 R)
• M11: 10,828,941 km (0.07 R)
• M12: 12,004,631 km (0.094 R)
• M13: 12,373,389 km (0.111 R)
• M14: 14,059,806 km (0.077 R)
• M15: 15,170,720 km (0.088 R)
• M16: 16,640,370 km (0.111 R)
• M17: 18,445,268 km (0.108 R)
• M18: 20,203,940 km (0.037 R)
• M19: 20,551,157 km (0.032 R)
• M20: 26,045,139 km (0.047 R)
• M21: 27,292,636 km (0.088 R)
• M22: 29,906,410 km (0.084 R)
• M23: 30,813,571 km (0.033 R)
• M24: 33,161,510 km (0.118 R)
• M25: 33,766,633 km (0.079 R)
• M26: 34,502,505 km (0.102 R)
• M27: 40,917,411 km (0.106 R)
• M28: 42,743,852 km (0.062 R)
• M29: 45,065,611 km (0.106 R)
• M30: 46,257,606 km (0.12 R)
• M31: 54,521,842 km (0.082 R)
• M32: 58,471,525 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 18,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit