🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.53 AU - 0.71 AU

Year: 320 Days

Day: 15.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.9

Radius: 9.4

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.13 AU - 1.55 AU

Year: 1018 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,946,474 km

• M1: 117,135 km (0.077 R)
• M2: 410,347 km (0.104 R)
• M3: 705,055 km (0.068 R)
• M4: 1,084,136 km (0.034 R)
• M5: 1,522,009 km (0.09 R)
• M6: 1,933,104 km (0.106 R)
• M7: 2,371,126 km (0.091 R)
• M8: 2,669,873 km (0.028 R)
• M9: 4,265,035 km (0.077 R)
• M10: 5,186,409 km (0.054 R)
• M11: 6,058,564 km (0.057 R)
• M12: 6,483,871 km (0.037 R)
• M13: 6,809,845 km (0.117 R)
• M14: 7,419,456 km (0.075 R)
• M15: 7,724,785 km (0.104 R)
• M16: 8,524,984 km (0.102 R)
• M17: 9,766,946 km (0.108 R)
• M18: 10,447,167 km (0.111 R)
• M19: 10,766,708 km (0.065 R)
• M20: 11,092,682 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.7

Radius: 14

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.44 AU - 5.62 AU

Year: 6325 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,946,474 km

• M1: 174,132 km (0.091 R)
• M2: 660,026 km (0.095 R)
• M3: 1,215,782 km (0.115 R)
• M4: 2,180,389 km (0.053 R)
• M5: 3,048,505 km (0.06 R)
• M6: 3,890,592 km (0.09 R)
• M7: 4,743,150 km (0.078 R)
• M8: 6,336,218 km (0.101 R)
• M9: 6,927,578 km (0.089 R)
• M10: 7,708,928 km (0.116 R)
• M11: 8,631,498 km (0.119 R)
• M12: 9,448,003 km (0.119 R)
• M13: 10,409,768 km (0.114 R)
• M14: 11,185,732 km (0.088 R)
• M15: 11,895,873 km (0.108 R)
• M16: 15,907,789 km (0.104 R)
• M17: 16,417,319 km (0.098 R)
• M18: 18,011,733 km (0.082 R)
• M19: 18,705,718 km (0.082 R)
• M20: 25,258,703 km (0.081 R)
• M21: 28,020,429 km (0.081 R)
• M22: 29,617,536 km (0.113 R)
• M23: 30,780,959 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.4

Radius: 7.4

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.07 AU - 9.31 AU

Year: 16805 Days

Day: 24.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,946,474 km

• M1: 99,931 km (0.08 R)
• M2: 352,901 km (0.025 R)
• M3: 950,994 km (0.04 R)
• M4: 1,579,305 km (0.077 R)
• M5: 1,922,482 km (0.104 R)
• M6: 2,457,145 km (0.079 R)
• M7: 2,873,775 km (0.07 R)
• M8: 6,388,876 km (0.118 R)
• M9: 6,631,075 km (0.064 R)
• M10: 6,963,482 km (0.096 R)
• M11: 7,263,425 km (0.073 R)
• M12: 9,716,232 km (0.094 R)
• M13: 11,688,231 km (0.12 R)
• M14: 12,799,743 km (0.089 R)
• M15: 14,115,606 km (0.047 R)
• M16: 15,159,949 km (0.047 R)
• M17: 18,357,304 km (0.114 R)
• M18: 20,199,303 km (0.115 R)
• M19: 27,828,346 km (0.08 R)
• M20: 31,051,282 km (0.052 R)
• M21: 35,136,800 km (0.11 R)
• M22: 36,531,650 km (0.115 R)
• M23: 52,077,562 km (0.104 R)
• M24: 55,741,962 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.9

Radius: 3.9

Gravity: 48.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.77 AU - 11.01 AU

Year: 18876 Days

Day: 18.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,946,474 km

• M1: 48,619 km (0.058 R)
• M2: 355,295 km (0.067 R)
• M3: 647,759 km (0.092 R)
• M4: 1,349,822 km (0.108 R)
• M5: 2,173,507 km (0.119 R)
• M6: 4,029,867 km (0.1 R)
• M7: 4,525,635 km (0.117 R)
• M8: 5,479,471 km (0.087 R)
• M9: 7,530,607 km (0.086 R)
• M10: 7,725,832 km (0.049 R)
• M11: 8,806,378 km (0.089 R)
• M12: 9,243,204 km (0.032 R)
• M13: 16,145,649 km (0.103 R)
• M14: 18,865,787 km (0.115 R)
• M15: 25,519,003 km (0.079 R)
• M16: 26,404,772 km (0.096 R)
• M17: 28,120,660 km (0.092 R)
• M18: 29,545,729 km (0.096 R)
• M19: 33,711,731 km (0.093 R)
• M20: 46,370,702 km (0.088 R)
• M21: 51,438,181 km (0.102 R)
• M22: 52,494,042 km (0.054 R)
• M23: 57,613,282 km (0.093 R)
• M24: 59,326,776 km (0.117 R)
• M25: 60,487,805 km (0.103 R)
• M26: 61,270,202 km (0.11 R)
• M27: 68,829,532 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 12,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit