🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.63 AU - 0.73 AU

Year: 215 Days

Day: 42.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,793,454 km

• M1: 244,144 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.55 AU - 0.81 AU

Year: 215 Days

Day: 21.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.76 AU - 1.16 AU

Year: 360 Days

Day: 46.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.3 AU - 1.94 AU

Year: 789 Days

Day: 22.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.13 AU - 2.51 AU

Year: 1353 Days

Day: 21.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,793,454 km

• M1: 271,371 km (0.097 R)
• M2: 613,950 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.1 AU - 3.3 AU

Year: 1699 Days

Day: 28.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.6

Radius: 9

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.34 AU - 4.4 AU

Year: 3498 Days

Day: 10.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,793,454 km

• M1: 112,049 km (0.104 R)
• M2: 407,953 km (0.097 R)
• M3: 707,897 km (0.077 R)
• M4: 1,300,454 km (0.114 R)
• M5: 1,646,773 km (0.107 R)
• M6: 2,238,283 km (0.064 R)
• M7: 5,014,820 km (0.104 R)
• M8: 5,920,336 km (0.119 R)
• M9: 6,412,214 km (0.071 R)
• M10: 7,077,326 km (0.099 R)
• M11: 7,972,669 km (0.12 R)
• M12: 8,713,328 km (0.099 R)
• M13: 9,173,491 km (0.102 R)
• M14: 10,814,580 km (0.078 R)
• M15: 11,144,892 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.8

Radius: 13.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.99 AU - 5.83 AU

Year: 4166 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,793,454 km

• M1: 172,935 km (0.104 R)
• M2: 685,158 km (0.044 R)
• M3: 1,200,523 km (0.102 R)
• M4: 1,837,959 km (0.052 R)
• M5: 2,679,597 km (0.095 R)
• M6: 3,208,874 km (0.088 R)
• M7: 3,702,996 km (0.098 R)
• M8: 4,896,638 km (0.116 R)
• M9: 5,722,268 km (0.103 R)
• M10: 7,617,075 km (0.047 R)
• M11: 9,617,498 km (0.119 R)
• M12: 10,653,762 km (0.11 R)
• M13: 13,443,912 km (0.075 R)
• M14: 15,889,837 km (0.041 R)
• M15: 16,573,948 km (0.112 R)
• M16: 19,963,836 km (0.102 R)
• M17: 21,098,984 km (0.107 R)
• M18: 22,065,686 km (0.106 R)
• M19: 23,351,779 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.9

Radius: 6.4

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 13.57 AU - 19.45 AU

Year: 25686 Days

Day: 21.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,793,454 km

• M1: 80,035 km (0.114 R)
• M2: 308,620 km (0.086 R)
• M3: 694,882 km (0.037 R)
• M4: 1,482,964 km (0.056 R)
• M5: 4,252,319 km (0.076 R)
• M6: 4,528,028 km (0.069 R)
• M7: 6,090,429 km (0.068 R)
• M8: 8,672,189 km (0.073 R)
• M9: 9,287,036 km (0.047 R)
• M10: 9,575,909 km (0.083 R)
• M11: 10,050,583 km (0.104 R)
• M12: 10,478,732 km (0.106 R)
• M13: 10,855,420 km (0.117 R)
• M14: 12,244,885 km (0.054 R)
• M15: 13,749,092 km (0.108 R)
• M16: 14,048,886 km (0.097 R)
• M17: 16,355,086 km (0.057 R)
• M18: 17,729,741 km (0.07 R)
• M19: 19,648,633 km (0.112 R)
• M20: 24,001,782 km (0.057 R)
• M21: 28,834,391 km (0.106 R)
• M22: 29,698,169 km (0.114 R)
• M23: 34,690,699 km (0.108 R)
• M24: 35,246,754 km (0.086 R)
• M25: 36,233,951 km (0.109 R)
• M26: 40,982,785 km (0.084 R)
• M27: 41,292,603 km (0.038 R)
• M28: 45,133,977 km (0.116 R)
• M29: 45,796,546 km (0.089 R)
• M30: 52,054,225 km (0.081 R)
• M31: 56,719,883 km (0.097 R)
• M32: 70,804,822 km (0.092 R)
• M33: 73,967,770 km (0.044 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 14,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit