🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.7 AU - 0.72 AU

Year: 223 Days

Day: 16.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.71 AU - 2.11 AU

Year: 984 Days

Day: 44.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.36 AU - 3.78 AU

Year: 2005 Days

Day: 19.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,901,759 km

• M1: 1,086,230 km (0.037 R)
• M2: 2,655,961 km (0.111 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.6

Radius: 14.6

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.49 AU - 4.85 AU

Year: 3762 Days

Day: 14.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,901,759 km

• M1: 182,958 km (0.059 R)
• M2: 664,364 km (0.085 R)
• M3: 1,603,988 km (0.084 R)
• M4: 2,521,472 km (0.078 R)
• M5: 3,016,940 km (0.052 R)
• M6: 3,559,382 km (0.117 R)
• M7: 4,187,544 km (0.094 R)
• M8: 5,005,694 km (0.062 R)
• M9: 6,088,035 km (0.098 R)
• M10: 6,699,591 km (0.069 R)
• M11: 9,900,237 km (0.06 R)
• M12: 11,312,741 km (0.118 R)
• M13: 13,354,452 km (0.065 R)
• M14: 14,245,906 km (0.036 R)
• M15: 14,878,406 km (0.11 R)
• M16: 16,889,300 km (0.11 R)
• M17: 19,017,480 km (0.082 R)
• M18: 20,085,609 km (0.111 R)
• M19: 20,634,483 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.8

Radius: 13.9

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.35 AU - 8.83 AU

Year: 7038 Days

Day: 5.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,901,759 km

• M1: 172,935 km (0.112 R)
• M2: 723,904 km (0.045 R)
• M3: 1,170,753 km (0.11 R)
• M4: 5,533,476 km (0.12 R)
• M5: 7,053,240 km (0.118 R)
• M6: 9,888,868 km (0.086 R)
• M7: 10,902,693 km (0.033 R)
• M8: 12,729,881 km (0.038 R)
• M9: 16,076,834 km (0.047 R)
• M10: 17,312,064 km (0.077 R)
• M11: 18,436,890 km (0.074 R)
• M12: 19,609,738 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 10.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.78 AU - 8.04 AU

Year: 7519 Days

Day: 14.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,901,759 km

• M1: 130,749 km (0.073 R)
• M2: 472,879 km (0.03 R)
• M3: 891,753 km (0.099 R)
• M4: 1,401,882 km (0.117 R)
• M5: 1,744,760 km (0.114 R)
• M6: 2,673,613 km (0.059 R)
• M7: 3,409,784 km (0.101 R)
• M8: 3,926,645 km (0.078 R)
• M9: 4,323,977 km (0.069 R)
• M10: 5,365,776 km (0.038 R)
• M11: 6,960,789 km (0.096 R)
• M12: 7,509,664 km (0.109 R)
• M13: 8,124,212 km (0.098 R)
• M14: 9,048,726 km (0.117 R)
• M15: 11,713,064 km (0.111 R)
• M16: 12,490,375 km (0.058 R)
• M17: 13,044,486 km (0.106 R)
• M18: 13,509,885 km (0.097 R)
• M19: 14,694,550 km (0.102 R)
• M20: 15,141,997 km (0.08 R)
• M21: 15,888,640 km (0.102 R)
• M22: 18,020,859 km (0.037 R)
• M23: 19,122,497 km (0.1 R)
• M24: 21,818,700 km (0.061 R)
• M25: 22,181,774 km (0.071 R)
• M26: 22,994,838 km (0.117 R)
• M27: 23,751,056 km (0.082 R)
• M28: 26,364,381 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.2

Radius: 11.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.74 AU - 10 AU

Year: 9027 Days

Day: 13.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,901,759 km

• M1: 157,676 km (0.074 R)
• M2: 938,876 km (0.091 R)
• M3: 1,332,019 km (0.112 R)
• M4: 2,432,013 km (0.098 R)
• M5: 3,022,924 km (0.041 R)
• M6: 3,562,673 km (0.093 R)
• M7: 5,417,687 km (0.045 R)
• M8: 6,830,190 km (0.111 R)
• M9: 8,824,479 km (0.089 R)
• M10: 9,646,370 km (0.114 R)
• M11: 10,973,752 km (0.102 R)
• M12: 12,871,401 km (0.101 R)
• M13: 14,170,658 km (0.106 R)
• M14: 16,347,906 km (0.031 R)
• M15: 19,035,581 km (0.112 R)
• M16: 20,406,346 km (0.115 R)
• M17: 25,632,249 km (0.054 R)
• M18: 30,857,254 km (0.116 R)
• M19: 38,513,224 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.2

Radius: 11.6

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.96 AU - 12.12 AU

Year: 12756 Days

Day: 10.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,901,759 km

• M1: 144,362 km (0.082 R)
• M2: 581,786 km (0.1 R)
• M3: 1,353,113 km (0.087 R)
• M4: 1,926,073 km (0.095 R)
• M5: 2,319,964 km (0.115 R)
• M6: 2,813,637 km (0.061 R)
• M7: 3,248,368 km (0.044 R)
• M8: 4,409,397 km (0.085 R)
• M9: 4,897,236 km (0.096 R)
• M10: 5,866,780 km (0.119 R)
• M11: 6,336,816 km (0.099 R)
• M12: 10,032,632 km (0.119 R)
• M13: 14,966,369 km (0.071 R)
• M14: 15,697,604 km (0.057 R)
• M15: 16,299,586 km (0.117 R)
• M16: 18,611,770 km (0.066 R)
• M17: 22,148,862 km (0.116 R)
• M18: 22,620,245 km (0.102 R)
• M19: 24,373,532 km (0.111 R)
• M20: 26,956,340 km (0.114 R)
• M21: 28,258,739 km (0.05 R)
• M22: 28,701,997 km (0.066 R)
• M23: 29,375,636 km (0.111 R)
• M24: 31,106,035 km (0.108 R)
• M25: 32,417,559 km (0.071 R)
• M26: 34,895,798 km (0.111 R)
• M27: 35,792,338 km (0.105 R)
• M28: 44,863,953 km (0.117 R)
• M29: 48,884,994 km (0.106 R)
• M30: 49,845,861 km (0.054 R)
• M31: 55,877,647 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.7

Radius: 6.2

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 11.89 AU - 15.37 AU

Year: 18759 Days

Day: 18.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,901,759 km

• M1: 77,193 km (0.106 R)
• M2: 468,840 km (0.111 R)
• M3: 1,405,771 km (0.064 R)
• M4: 1,728,155 km (0.081 R)
• M5: 3,990,822 km (0.077 R)
• M6: 4,826,925 km (0.041 R)
• M7: 8,770,325 km (0.073 R)
• M8: 12,424,552 km (0.119 R)
• M9: 18,903,785 km (0.055 R)
• M10: 19,629,933 km (0.074 R)
• M11: 19,876,022 km (0.116 R)
• M12: 20,542,480 km (0.069 R)
• M13: 20,881,170 km (0.102 R)
• M14: 21,656,985 km (0.064 R)
• M15: 22,273,477 km (0.117 R)
• M16: 23,174,505 km (0.091 R)
• M17: 24,099,469 km (0.12 R)
• M18: 36,816,934 km (0.049 R)
• M19: 37,066,313 km (0.1 R)
• M20: 51,956,537 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 11,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit