🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.69 AU - 0.93 AU

Year: 281 Days

Day: 31.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.45 AU - 2.17 AU

Year: 938 Days

Day: 30 Hours

Environment

Temp: -77 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.11 AU - 3.09 AU

Year: 1614 Days

Day: 34.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.35 AU - 4.29 AU

Year: 2875 Days

Day: 46.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.2

Radius: 9.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.26 AU - 6.5 AU

Year: 4804 Days

Day: 8.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,203,576 km

• M1: 120,576 km (0.051 R)
• M2: 500,405 km (0.077 R)
• M3: 1,220,419 km (0.034 R)
• M4: 1,726,210 km (0.101 R)
• M5: 2,173,358 km (0.046 R)
• M6: 3,803,376 km (0.089 R)
• M7: 5,539,310 km (0.105 R)
• M8: 7,126,992 km (0.066 R)
• M9: 8,283,234 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.2

Radius: 14.3

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.28 AU - 8.82 AU

Year: 8794 Days

Day: 11.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,203,576 km

• M1: 177,872 km (0.046 R)
• M2: 1,118,244 km (0.072 R)
• M3: 1,616,854 km (0.103 R)
• M4: 2,203,128 km (0.087 R)
• M5: 2,762,025 km (0.075 R)
• M6: 3,247,919 km (0.116 R)
• M7: 3,837,036 km (0.099 R)
• M8: 6,467,714 km (0.066 R)
• M9: 7,889,642 km (0.115 R)
• M10: 9,728,649 km (0.068 R)
• M11: 10,173,403 km (0.079 R)
• M12: 10,866,341 km (0.04 R)
• M13: 12,974,923 km (0.096 R)
• M14: 13,957,481 km (0.111 R)
• M15: 16,443,050 km (0.103 R)
• M16: 17,204,354 km (0.104 R)
• M17: 19,419,599 km (0.06 R)
• M18: 21,072,206 km (0.106 R)
• M19: 25,738,014 km (0.104 R)
• M20: 28,536,691 km (0.04 R)
• M21: 30,009,632 km (0.079 R)
• M22: 32,116,868 km (0.048 R)
• M23: 34,321,192 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.3

Radius: 12.9

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.4 AU - 9.98 AU

Year: 9863 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,203,576 km

• M1: 160,668 km (0.11 R)
• M2: 852,857 km (0.117 R)
• M3: 1,725,163 km (0.08 R)
• M4: 2,467,916 km (0.051 R)
• M5: 2,881,554 km (0.078 R)
• M6: 3,590,349 km (0.1 R)
• M7: 4,041,835 km (0.038 R)
• M8: 5,561,002 km (0.075 R)
• M9: 6,058,115 km (0.096 R)
• M10: 7,773,704 km (0.048 R)
• M11: 8,814,606 km (0.078 R)
• M12: 9,946,463 km (0.099 R)
• M13: 10,627,732 km (0.1 R)
• M14: 13,167,006 km (0.072 R)
• M15: 14,644,136 km (0.088 R)
• M16: 17,100,233 km (0.115 R)
• M17: 17,547,232 km (0.113 R)
• M18: 20,814,449 km (0.099 R)
• M19: 21,842,636 km (0.065 R)
• M20: 22,814,573 km (0.038 R)
• M21: 24,000,286 km (0.082 R)
• M22: 25,709,292 km (0.081 R)
• M23: 32,217,996 km (0.04 R)
• M24: 32,672,175 km (0.085 R)
• M25: 39,229,498 km (0.081 R)
• M26: 41,329,105 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952

Radius: 7.5

Gravity: 16.92 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.67 AU - 14.53 AU

Year: 16205 Days

Day: 17.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,203,576 km

• M1: 93,199 km (0.081 R)
• M2: 523,144 km (0.075 R)
• M3: 867,368 km (0.088 R)
• M4: 1,626,129 km (0.118 R)
• M5: 2,083,300 km (0.108 R)
• M6: 3,887,600 km (0.062 R)
• M7: 4,398,477 km (0.113 R)
• M8: 7,696,810 km (0.085 R)
• M9: 9,585,633 km (0.036 R)
• M10: 10,219,479 km (0.079 R)
• M11: 11,253,649 km (0.101 R)
• M12: 11,959,003 km (0.082 R)
• M13: 13,814,915 km (0.072 R)
• M14: 14,252,040 km (0.041 R)
• M15: 15,153,965 km (0.077 R)
• M16: 15,618,915 km (0.098 R)
• M17: 16,093,290 km (0.084 R)
• M18: 16,414,926 km (0.078 R)
• M19: 16,905,307 km (0.086 R)
• M20: 18,087,729 km (0.117 R)
• M21: 36,987,625 km (0.113 R)
• M22: 42,695,531 km (0.113 R)
• M23: 51,009,284 km (0.117 R)
• M24: 59,187,500 km (0.111 R)
• M25: 60,921,638 km (0.115 R)
• M26: 63,886,818 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.8

Radius: 4.1

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11.07 AU - 14.97 AU

Year: 18088 Days

Day: 16.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,203,576 km

• M1: 203,752 km (0.098 R)
• M2: 356,492 km (0.103 R)
• M3: 488,287 km (0.115 R)
• M4: 810,222 km (0.094 R)
• M5: 2,324,751 km (0.052 R)
• M6: 3,524,975 km (0.078 R)
• M7: 3,879,821 km (0.096 R)
• M8: 5,342,589 km (0.074 R)
• M9: 7,058,925 km (0.112 R)
• M10: 14,917,600 km (0.034 R)
• M11: 15,177,602 km (0.12 R)
• M12: 21,942,417 km (0.089 R)
• M13: 25,833,757 km (0.115 R)
• M14: 26,778,019 km (0.064 R)
• M15: 28,735,357 km (0.106 R)
• M16: 28,936,118 km (0.104 R)
• M17: 30,576,608 km (0.097 R)
• M18: 31,101,697 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.6

Radius: 7.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 13.4 AU - 17.26 AU

Year: 23109 Days

Day: 21.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,203,576 km

• M1: 102,624 km (0.111 R)
• M2: 364,869 km (0.104 R)
• M3: 791,971 km (0.102 R)
• M4: 1,512,883 km (0.072 R)
• M5: 2,221,828 km (0.115 R)
• M6: 3,432,972 km (0.112 R)
• M7: 3,903,308 km (0.116 R)
• M8: 4,194,874 km (0.107 R)
• M9: 5,509,540 km (0.101 R)
• M10: 9,574,563 km (0.111 R)
• M11: 10,606,938 km (0.091 R)
• M12: 11,388,587 km (0.117 R)
• M13: 11,930,580 km (0.104 R)
• M14: 13,066,028 km (0.055 R)
• M15: 19,919,555 km (0.113 R)
• M16: 22,509,393 km (0.118 R)
• M17: 23,709,916 km (0.065 R)
• M18: 25,224,445 km (0.109 R)
• M19: 26,802,403 km (0.043 R)
• M20: 28,940,606 km (0.088 R)
• M21: 31,929,571 km (0.112 R)
• M22: 36,497,393 km (0.096 R)
• M23: 40,476,247 km (0.032 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit