🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.66 AU - 0.88 AU

Year: 246 Days

Day: 35.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.38 AU - 3.16 AU

Year: 1676 Days

Day: 25.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.26 AU - 3.48 AU

Year: 1767 Days

Day: 15.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.51 AU - 4.03 AU

Year: 2660 Days

Day: 47.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,024,993 km

• M1: 117,734 km (0.09 R)
• M2: 783,594 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.38 AU - 5.4 AU

Year: 3343 Days

Day: 23.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,024,993 km

• M1: 944,112 km (0.066 R)
• M2: 1,060,948 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.67 AU - 4.67 AU

Year: 3668 Days

Day: 24 Hours

Environment

Temp: -132 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.4

Radius: 9.1

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.85 AU - 6.81 AU

Year: 5788 Days

Day: 8.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,024,993 km

• M1: 117,883 km (0.118 R)
• M2: 448,943 km (0.101 R)
• M3: 973,733 km (0.086 R)
• M4: 1,692,550 km (0.109 R)
• M5: 2,853,131 km (0.084 R)
• M6: 4,930,895 km (0.119 R)
• M7: 8,943,858 km (0.117 R)
• M8: 14,403,582 km (0.092 R)
• M9: 15,338,868 km (0.11 R)
• M10: 17,330,165 km (0.106 R)
• M11: 17,947,257 km (0.082 R)
• M12: 21,818,700 km (0.052 R)
• M13: 23,722,034 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334

Radius: 12.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.96 AU - 10.36 AU

Year: 9262 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,024,993 km

• M1: 155,582 km (0.1 R)
• M2: 570,417 km (0.096 R)
• M3: 1,279,211 km (0.107 R)
• M4: 2,613,026 km (0.047 R)
• M5: 4,225,093 km (0.071 R)
• M6: 5,028,433 km (0.082 R)
• M7: 6,254,986 km (0.095 R)
• M8: 7,483,783 km (0.105 R)
• M9: 8,375,087 km (0.067 R)
• M10: 9,379,039 km (0.075 R)
• M11: 10,508,502 km (0.071 R)
• M12: 11,525,618 km (0.089 R)
• M13: 14,500,222 km (0.087 R)
• M14: 15,575,831 km (0.05 R)
• M15: 17,818,602 km (0.101 R)
• M16: 18,565,844 km (0.037 R)
• M17: 21,083,277 km (0.043 R)
• M18: 21,689,148 km (0.106 R)
• M19: 25,147,103 km (0.083 R)
• M20: 28,956,613 km (0.106 R)
• M21: 29,705,649 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.8

Radius: 6.6

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.56 AU - 14.72 AU

Year: 17311 Days

Day: 21.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,024,993 km

• M1: 82,129 km (0.108 R)
• M2: 337,942 km (0.12 R)
• M3: 741,856 km (0.115 R)
• M4: 950,844 km (0.1 R)
• M5: 1,595,461 km (0.073 R)
• M6: 2,092,725 km (0.092 R)
• M7: 2,710,115 km (0.079 R)
• M8: 3,468,277 km (0.03 R)
• M9: 3,980,650 km (0.116 R)
• M10: 4,240,501 km (0.03 R)
• M11: 4,480,905 km (0.099 R)
• M12: 4,891,102 km (0.087 R)
• M13: 5,155,741 km (0.114 R)
• M14: 5,535,271 km (0.071 R)
• M15: 8,878,634 km (0.081 R)
• M16: 11,423,742 km (0.097 R)
• M17: 14,417,644 km (0.117 R)
• M18: 15,031,893 km (0.101 R)
• M19: 16,312,601 km (0.042 R)
• M20: 16,829,910 km (0.027 R)
• M21: 17,130,303 km (0.079 R)
• M22: 20,589,454 km (0.092 R)
• M23: 20,846,762 km (0.116 R)
• M24: 24,873,339 km (0.073 R)
• M25: 26,055,162 km (0.061 R)
• M26: 37,908,400 km (0.12 R)
• M27: 39,603,792 km (0.107 R)
• M28: 40,002,171 km (0.117 R)
• M29: 41,349,151 km (0.112 R)
• M30: 43,708,010 km (0.047 R)
• M31: 47,188,704 km (0.083 R)
• M32: 53,554,841 km (0.092 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 17,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit