🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.77 AU - 1.27 AU

Year: 376 Days

Day: 39 Hours

Environment

Temp: 26 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.91 AU - 2.13 AU

Year: 1049 Days

Day: 39.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 11.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.77 AU - 9.67 AU

Year: 8608 Days

Day: 5.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,354,087 km

• M1: 140,772 km (0.099 R)
• M2: 496,216 km (0.086 R)
• M3: 1,103,135 km (0.086 R)
• M4: 1,552,527 km (0.07 R)
• M5: 2,046,948 km (0.078 R)
• M6: 2,485,419 km (0.098 R)
• M7: 2,908,033 km (0.113 R)
• M8: 3,272,005 km (0.075 R)
• M9: 4,044,229 km (0.102 R)
• M10: 6,608,785 km (0.028 R)
• M11: 7,613,335 km (0.047 R)
• M12: 8,882,822 km (0.063 R)
• M13: 10,196,441 km (0.106 R)
• M14: 11,736,103 km (0.038 R)
• M15: 12,403,907 km (0.113 R)
• M16: 14,794,781 km (0.047 R)
• M17: 15,758,041 km (0.036 R)
• M18: 18,760,471 km (0.089 R)
• M19: 20,986,936 km (0.118 R)
• M20: 22,513,582 km (0.12 R)
• M21: 27,447,469 km (0.079 R)
• M22: 28,532,353 km (0.109 R)
• M23: 30,980,821 km (0.07 R)
• M24: 32,856,480 km (0.113 R)
• M25: 34,702,068 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.2

Radius: 8.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.86 AU - 11.48 AU

Year: 13635 Days

Day: 12.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,354,087 km

• M1: 125,213 km (0.113 R)
• M2: 462,706 km (0.119 R)
• M3: 813,064 km (0.069 R)
• M4: 1,573,770 km (0.076 R)
• M5: 3,365,055 km (0.06 R)
• M6: 5,018,709 km (0.117 R)
• M7: 10,647,628 km (0.119 R)
• M8: 18,555,372 km (0.062 R)
• M9: 19,799,877 km (0.11 R)
• M10: 21,029,272 km (0.116 R)
• M11: 22,164,121 km (0.112 R)
• M12: 22,967,761 km (0.107 R)
• M13: 26,215,232 km (0.037 R)
• M14: 27,696,101 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.9

Radius: 3.5

Gravity: 48.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 10.65 AU - 16.91 AU

Year: 18684 Days

Day: 22 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,354,087 km

• M1: 43,683 km (0.08 R)
• M2: 157,227 km (0.063 R)
• M3: 622,178 km (0.113 R)
• M4: 800,349 km (0.112 R)
• M5: 999,763 km (0.08 R)
• M6: 1,150,557 km (0.117 R)
• M7: 1,345,483 km (0.087 R)
• M8: 2,574,879 km (0.06 R)
• M9: 2,714,603 km (0.063 R)
• M10: 2,835,029 km (0.108 R)
• M11: 3,324,962 km (0.079 R)
• M12: 3,519,140 km (0.115 R)
• M13: 3,633,283 km (0.117 R)
• M14: 4,951,989 km (0.047 R)
• M15: 5,316,260 km (0.09 R)
• M16: 7,225,428 km (0.101 R)
• M17: 8,231,772 km (0.082 R)
• M18: 9,996,130 km (0.071 R)
• M19: 12,719,709 km (0.06 R)
• M20: 16,529,667 km (0.101 R)
• M21: 19,930,775 km (0.097 R)
• M22: 20,112,237 km (0.118 R)
• M23: 20,478,153 km (0.111 R)
• M24: 23,668,777 km (0.089 R)
• M25: 25,116,884 km (0.076 R)
• M26: 28,646,646 km (0.108 R)
• M27: 32,242,979 km (0.106 R)
• M28: 32,870,243 km (0.102 R)
• M29: 33,250,520 km (0.117 R)
• M30: 35,195,741 km (0.114 R)
• M31: 35,328,136 km (0.107 R)
• M32: 40,171,067 km (0.106 R)
• M33: 48,645,039 km (0.065 R)
• M34: 49,469,622 km (0.106 R)
• M35: 51,828,182 km (0.058 R)
• M36: 51,999,472 km (0.091 R)
• M37: 52,861,604 km (0.088 R)
• M38: 56,044,000 km (0.073 R)
• M39: 67,980,115 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.1

Radius: 7

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 15.01 AU - 16.69 AU

Year: 23048 Days

Day: 20.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,354,087 km

• M1: 111,450 km (0.06 R)
• M2: 2,386,385 km (0.058 R)
• M3: 3,545,769 km (0.118 R)
• M4: 5,846,285 km (0.089 R)
• M5: 8,563,132 km (0.1 R)
• M6: 9,889,915 km (0.052 R)
• M7: 17,648,360 km (0.052 R)
• M8: 19,488,115 km (0.092 R)
• M9: 22,321,199 km (0.108 R)
• M10: 24,896,975 km (0.106 R)
• M11: 35,303,302 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.3

Radius: 7.6

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.28 AU - 22.14 AU

Year: 27222 Days

Day: 23.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,354,087 km

• M1: 94,546 km (0.081 R)
• M2: 356,791 km (0.088 R)
• M3: 789,428 km (0.107 R)
• M4: 3,373,432 km (0.116 R)
• M5: 4,239,903 km (0.085 R)
• M6: 5,175,338 km (0.096 R)
• M7: 5,806,641 km (0.043 R)
• M8: 8,399,621 km (0.104 R)
• M9: 9,060,395 km (0.101 R)
• M10: 9,810,180 km (0.09 R)
• M11: 10,143,932 km (0.098 R)
• M12: 11,070,990 km (0.12 R)
• M13: 13,361,633 km (0.11 R)
• M14: 16,646,653 km (0.062 R)
• M15: 17,851,514 km (0.1 R)
• M16: 19,199,540 km (0.059 R)
• M17: 19,810,199 km (0.113 R)
• M18: 20,523,781 km (0.103 R)
• M19: 22,670,959 km (0.051 R)
• M20: 24,149,285 km (0.104 R)
• M21: 25,273,513 km (0.063 R)
• M22: 26,970,402 km (0.071 R)
• M23: 28,855,185 km (0.081 R)
• M24: 30,471,889 km (0.098 R)
• M25: 31,904,887 km (0.091 R)
• M26: 33,008,770 km (0.087 R)
• M27: 39,469,005 km (0.104 R)
• M28: 42,331,410 km (0.115 R)
• M29: 46,567,274 km (0.096 R)
• M30: 47,986,659 km (0.102 R)
• M31: 51,577,007 km (0.1 R)
• M32: 52,755,988 km (0.083 R)
• M33: 57,831,994 km (0.118 R)
• M34: 60,395,054 km (0.111 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 14,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit