🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.63 AU - 0.67 AU

Year: 194 Days

Day: 37.3 Hours

Environment

Temp: 213 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.35 AU - 1.41 AU

Year: 601 Days

Day: 24.5 Hours

Environment

Temp: -23 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.1 AU - 1.76 AU

Year: 634 Days

Day: 18.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.8

Radius: 11.1

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.16 AU - 5.26 AU

Year: 4410 Days

Day: 6.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,512,192 km

• M1: 138,079 km (0.084 R)
• M2: 633,697 km (0.074 R)
• M3: 1,038,508 km (0.086 R)
• M4: 1,468,901 km (0.071 R)
• M5: 2,031,240 km (0.103 R)
• M6: 2,605,845 km (0.105 R)
• M7: 3,231,464 km (0.053 R)
• M8: 3,996,806 km (0.099 R)
• M9: 4,735,221 km (0.087 R)
• M10: 5,379,390 km (0.119 R)
• M11: 6,395,608 km (0.115 R)
• M12: 7,405,992 km (0.085 R)
• M13: 11,332,787 km (0.077 R)
• M14: 12,122,663 km (0.041 R)
• M15: 13,137,535 km (0.097 R)
• M16: 15,760,584 km (0.115 R)
• M17: 16,688,989 km (0.045 R)
• M18: 18,774,832 km (0.091 R)
• M19: 20,195,114 km (0.071 R)
• M20: 23,109,879 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.8

Radius: 10.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.22 AU - 6.58 AU

Year: 6004 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 159.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,512,192 km

• M1: 135,536 km (0.107 R)
• M2: 500,255 km (0.109 R)
• M3: 858,991 km (0.106 R)
• M4: 1,262,307 km (0.079 R)
• M5: 1,819,409 km (0.039 R)
• M6: 2,356,017 km (0.047 R)
• M7: 4,447,694 km (0.092 R)
• M8: 5,455,535 km (0.095 R)
• M9: 6,166,723 km (0.112 R)
• M10: 7,558,582 km (0.077 R)
• M11: 9,518,015 km (0.075 R)
• M12: 9,896,049 km (0.108 R)
• M13: 10,907,929 km (0.105 R)
• M14: 13,034,313 km (0.112 R)
• M15: 15,480,836 km (0.102 R)
• M16: 16,420,161 km (0.115 R)
• M17: 22,350,819 km (0.078 R)
• M18: 24,398,964 km (0.111 R)
• M19: 26,322,194 km (0.107 R)
• M20: 26,901,587 km (0.089 R)
• M21: 27,744,122 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 8.6

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.52 AU - 10.04 AU

Year: 8836 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,512,192 km

• M1: 112,348 km (0.108 R)
• M2: 461,509 km (0.092 R)
• M3: 772,823 km (0.046 R)
• M4: 1,239,269 km (0.117 R)
• M5: 1,551,031 km (0.093 R)
• M6: 2,756,939 km (0.119 R)
• M7: 3,318,530 km (0.096 R)
• M8: 3,825,966 km (0.1 R)
• M9: 10,065,693 km (0.056 R)
• M10: 14,700,384 km (0.093 R)
• M11: 19,348,091 km (0.047 R)
• M12: 20,116,725 km (0.105 R)
• M13: 24,267,467 km (0.047 R)
• M14: 26,169,305 km (0.083 R)
• M15: 27,014,084 km (0.119 R)
• M16: 30,267,240 km (0.117 R)
• M17: 30,575,262 km (0.091 R)
• M18: 35,908,725 km (0.116 R)
• M19: 38,734,030 km (0.112 R)
• M20: 42,341,433 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 10.1

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.27 AU - 10.35 AU

Year: 8884 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 29,512,192 km

• M1: 125,662 km (0.111 R)
• M2: 529,726 km (0.06 R)
• M3: 912,547 km (0.111 R)
• M4: 1,508,695 km (0.087 R)
• M5: 2,209,561 km (0.086 R)
• M6: 2,549,148 km (0.095 R)
• M7: 3,049,852 km (0.054 R)
• M8: 3,403,950 km (0.12 R)
• M9: 4,466,992 km (0.081 R)
• M10: 4,955,280 km (0.096 R)
• M11: 5,447,158 km (0.088 R)
• M12: 7,235,451 km (0.072 R)
• M13: 8,033,555 km (0.103 R)
• M14: 8,845,124 km (0.088 R)
• M15: 9,523,700 km (0.099 R)
• M16: 11,608,944 km (0.076 R)
• M17: 12,533,758 km (0.106 R)
• M18: 15,028,452 km (0.069 R)
• M19: 16,392,187 km (0.071 R)
• M20: 16,796,699 km (0.06 R)
• M21: 17,276,908 km (0.115 R)
• M22: 17,907,763 km (0.105 R)
• M23: 18,699,584 km (0.107 R)
• M24: 22,430,106 km (0.034 R)
• M25: 26,814,970 km (0.087 R)
• M26: 27,755,791 km (0.11 R)
• M27: 29,109,651 km (0.077 R)
• M28: 33,220,002 km (0.091 R)
• M29: 37,584,969 km (0.098 R)
• M30: 41,565,170 km (0.094 R)

Asteroid Belt

Center: 10.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.5

Radius: 13

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.58 AU - 13.9 AU

Year: 14918 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,512,192 km

• M1: 161,715 km (0.118 R)
• M2: 777,759 km (0.079 R)
• M3: 1,314,516 km (0.116 R)
• M4: 2,096,764 km (0.106 R)
• M5: 3,022,326 km (0.111 R)
• M6: 4,359,432 km (0.11 R)
• M7: 5,560,553 km (0.081 R)
• M8: 6,713,952 km (0.119 R)
• M9: 9,926,417 km (0.028 R)
• M10: 11,193,661 km (0.084 R)
• M11: 13,908,264 km (0.086 R)
• M12: 15,793,496 km (0.089 R)
• M13: 19,018,527 km (0.046 R)
• M14: 28,614,482 km (0.061 R)
• M15: 33,743,595 km (0.118 R)
• M16: 36,591,041 km (0.102 R)
• M17: 38,621,981 km (0.116 R)
• M18: 46,089,458 km (0.115 R)
• M19: 50,242,894 km (0.099 R)
• M20: 53,947,087 km (0.11 R)
• M21: 63,418,427 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.7

Radius: 4.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 12.55 AU - 12.71 AU

Year: 16646 Days

Day: 22.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,512,192 km

• M1: 56,249 km (0.081 R)
• M2: 295,157 km (0.096 R)
• M3: 744,997 km (0.092 R)
• M4: 899,981 km (0.064 R)
• M5: 1,297,313 km (0.05 R)
• M6: 1,763,310 km (0.102 R)
• M7: 2,548,101 km (0.091 R)
• M8: 3,293,248 km (0.118 R)
• M9: 3,672,179 km (0.096 R)
• M10: 3,986,334 km (0.099 R)
• M11: 4,126,508 km (0.103 R)
• M12: 4,694,232 km (0.118 R)
• M13: 5,256,720 km (0.116 R)
• M14: 7,562,621 km (0.116 R)
• M15: 8,524,535 km (0.12 R)
• M16: 8,994,871 km (0.043 R)
• M17: 11,514,997 km (0.101 R)
• M18: 15,307,901 km (0.101 R)
• M19: 17,577,151 km (0.074 R)
• M20: 21,889,460 km (0.109 R)
• M21: 22,253,282 km (0.095 R)
• M22: 24,835,491 km (0.115 R)
• M23: 27,106,536 km (0.087 R)
• M24: 27,526,158 km (0.094 R)
• M25: 28,723,988 km (0.097 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 10,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit