🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.88 AU - 1.3 AU

Year: 422 Days

Day: 32.6 Hours

Environment

Temp: 25 °C

Axial Tilt: 26.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.95 AU - 1.45 AU

Year: 488 Days

Day: 26.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.24 AU - 1.44 AU

Year: 575 Days

Day: 41.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 97 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.08 AU - 3.18 AU

Year: 2054 Days

Day: 15.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.41 AU - 3.75 AU

Year: 2512 Days

Day: 32.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,708,781 km

• M1: 526,884 km (0.086 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.3

Radius: 15

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.16 AU - 5.66 AU

Year: 4667 Days

Day: 5.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,708,781 km

• M1: 186,848 km (0.089 R)
• M2: 734,675 km (0.051 R)
• M3: 1,756,728 km (0.083 R)
• M4: 2,561,714 km (0.064 R)
• M5: 3,031,900 km (0.042 R)
• M6: 3,538,887 km (0.034 R)
• M7: 4,444,553 km (0.081 R)
• M8: 5,075,706 km (0.084 R)
• M9: 5,796,469 km (0.082 R)
• M10: 6,818,073 km (0.063 R)
• M11: 9,768,143 km (0.075 R)
• M12: 11,452,764 km (0.044 R)
• M13: 14,082,844 km (0.084 R)
• M14: 19,256,238 km (0.102 R)
• M15: 22,872,916 km (0.108 R)
• M16: 23,412,964 km (0.099 R)
• M17: 23,961,689 km (0.11 R)
• M18: 25,576,598 km (0.088 R)
• M19: 26,075,058 km (0.055 R)
• M20: 28,575,886 km (0.032 R)
• M21: 30,022,198 km (0.059 R)
• M22: 31,993,898 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 8

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.5 AU - 7.06 AU

Year: 5836 Days

Day: 8.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 62.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,708,781 km

• M1: 100,829 km (0.099 R)
• M2: 481,855 km (0.11 R)
• M3: 939,624 km (0.057 R)
• M4: 1,309,580 km (0.116 R)
• M5: 2,629,183 km (0.038 R)
• M6: 2,974,604 km (0.094 R)
• M7: 3,733,364 km (0.092 R)
• M8: 4,947,501 km (0.069 R)
• M9: 6,106,585 km (0.06 R)
• M10: 7,033,643 km (0.112 R)
• M11: 8,371,198 km (0.072 R)
• M12: 9,337,600 km (0.056 R)
• M13: 10,659,895 km (0.037 R)
• M14: 12,416,474 km (0.095 R)
• M15: 13,335,902 km (0.098 R)
• M16: 14,357,955 km (0.074 R)
• M17: 15,738,893 km (0.114 R)
• M18: 16,621,520 km (0.095 R)
• M19: 17,140,475 km (0.029 R)
• M20: 19,899,060 km (0.059 R)
• M21: 20,484,137 km (0.084 R)
• M22: 22,230,543 km (0.085 R)
• M23: 22,701,926 km (0.086 R)
• M24: 23,180,040 km (0.079 R)
• M25: 28,336,380 km (0.075 R)
• M26: 28,612,687 km (0.115 R)
• M27: 31,082,548 km (0.071 R)
• M28: 31,770,997 km (0.068 R)
• M29: 33,690,936 km (0.071 R)
• M30: 34,942,771 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.6

Radius: 14.6

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.2 AU - 8.48 AU

Year: 8932 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,708,781 km

• M1: 183,257 km (0.085 R)
• M2: 855,101 km (0.109 R)
• M3: 1,377,048 km (0.12 R)
• M4: 1,843,345 km (0.111 R)
• M5: 2,344,049 km (0.034 R)
• M6: 3,200,497 km (0.1 R)
• M7: 4,455,025 km (0.099 R)
• M8: 5,570,127 km (0.03 R)
• M9: 6,412,214 km (0.11 R)
• M10: 7,378,167 km (0.117 R)
• M11: 9,942,723 km (0.048 R)
• M12: 11,022,521 km (0.097 R)
• M13: 11,618,668 km (0.097 R)
• M14: 14,158,391 km (0.098 R)
• M15: 16,344,016 km (0.067 R)
• M16: 19,362,752 km (0.062 R)
• M17: 20,962,701 km (0.061 R)
• M18: 21,459,366 km (0.108 R)
• M19: 24,062,070 km (0.106 R)
• M20: 25,159,819 km (0.072 R)
• M21: 27,652,718 km (0.051 R)
• M22: 31,155,701 km (0.102 R)
• M23: 35,761,072 km (0.093 R)
• M24: 36,949,627 km (0.079 R)
• M25: 40,162,989 km (0.048 R)
• M26: 42,362,078 km (0.111 R)
• M27: 44,232,650 km (0.101 R)
• M28: 45,050,950 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 10,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit