🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.49 AU - 0.75 AU

Year: 180 Days

Day: 33.3 Hours

Environment

Temp: 177 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.71 AU - 0.79 AU

Year: 240 Days

Day: 38.6 Hours

Environment

Temp: 109 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.66 AU - 0.94 AU

Year: 264 Days

Day: 32.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.13 AU - 1.77 AU

Year: 644 Days

Day: 28.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,267,478 km

• M1: 61,036 km (0.037 R)
• M2: 94,396 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.4 AU - 1.68 AU

Year: 705 Days

Day: 35.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.68 AU - 3.5 AU

Year: 2004 Days

Day: 44.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.9

Radius: 11.7

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.62 AU - 10.06 AU

Year: 8886 Days

Day: 12.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,267,478 km

• M1: 146,008 km (0.096 R)
• M2: 577,149 km (0.066 R)
• M3: 1,003,802 km (0.079 R)
• M4: 1,818,362 km (0.086 R)
• M5: 3,032,199 km (0.09 R)
• M6: 3,553,997 km (0.052 R)
• M7: 3,966,288 km (0.09 R)
• M8: 6,976,497 km (0.098 R)
• M9: 8,238,056 km (0.099 R)
• M10: 8,677,125 km (0.037 R)
• M11: 11,550,452 km (0.084 R)
• M12: 13,418,929 km (0.107 R)
• M13: 15,661,999 km (0.105 R)
• M14: 16,650,692 km (0.036 R)
• M15: 17,354,400 km (0.105 R)
• M16: 20,878,627 km (0.09 R)
• M17: 23,003,515 km (0.099 R)
• M18: 29,770,575 km (0.106 R)
• M19: 30,238,816 km (0.086 R)
• M20: 32,161,149 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942

Radius: 9.6

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.91 AU - 9.45 AU

Year: 10262 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,267,478 km

• M1: 158,873 km (0.101 R)
• M2: 786,436 km (0.064 R)
• M3: 1,232,537 km (0.097 R)
• M4: 1,715,888 km (0.115 R)
• M5: 2,028,846 km (0.108 R)
• M6: 2,360,804 km (0.065 R)
• M7: 2,772,348 km (0.071 R)
• M8: 3,530,809 km (0.108 R)
• M9: 3,848,854 km (0.04 R)
• M10: 4,512,321 km (0.064 R)
• M11: 7,816,040 km (0.046 R)
• M12: 8,687,448 km (0.106 R)
• M13: 11,403,098 km (0.101 R)
• M14: 13,393,797 km (0.108 R)
• M15: 14,979,833 km (0.104 R)
• M16: 16,687,343 km (0.059 R)
• M17: 20,316,438 km (0.096 R)
• M18: 21,869,414 km (0.074 R)
• M19: 23,407,280 km (0.052 R)
• M20: 29,090,054 km (0.031 R)
• M21: 29,845,822 km (0.102 R)
• M22: 32,191,517 km (0.091 R)
• M23: 33,940,615 km (0.067 R)
• M24: 36,494,401 km (0.051 R)
• M25: 39,304,297 km (0.064 R)
• M26: 40,896,318 km (0.12 R)
• M27: 41,844,619 km (0.036 R)
• M28: 42,393,045 km (0.091 R)
• M29: 43,364,234 km (0.026 R)
• M30: 46,075,247 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.1

Radius: 7.6

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.72 AU - 19.28 AU

Year: 23613 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,267,478 km

• M1: 208,390 km (0.106 R)
• M2: 793,617 km (0.096 R)
• M3: 1,245,552 km (0.085 R)
• M4: 3,050,301 km (0.089 R)
• M5: 4,503,046 km (0.116 R)
• M6: 5,057,904 km (0.115 R)
• M7: 6,271,592 km (0.088 R)
• M8: 8,001,093 km (0.118 R)
• M9: 11,536,988 km (0.098 R)
• M10: 13,724,707 km (0.119 R)
• M11: 15,698,651 km (0.116 R)
• M12: 16,295,696 km (0.092 R)
• M13: 17,408,405 km (0.075 R)
• M14: 18,047,936 km (0.102 R)
• M15: 19,510,106 km (0.077 R)
• M16: 25,821,340 km (0.115 R)
• M17: 27,760,578 km (0.103 R)
• M18: 28,810,007 km (0.118 R)
• M19: 29,794,959 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 13,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit