🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.52 AU - 0.7 AU

Year: 180 Days

Day: 42.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,146,800 km

• M1: 342,130 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.36 AU - 1.42 AU

Year: 621 Days

Day: 32.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,146,800 km

• M1: 629,209 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.5

Radius: 13.4

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.09 AU - 7.35 AU

Year: 5875 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,146,800 km

• M1: 166,652 km (0.068 R)
• M2: 635,492 km (0.092 R)
• M3: 1,432,998 km (0.052 R)
• M4: 2,025,406 km (0.067 R)
• M5: 3,645,700 km (0.09 R)
• M6: 4,607,315 km (0.095 R)
• M7: 5,701,324 km (0.103 R)
• M8: 6,423,733 km (0.04 R)
• M9: 6,961,687 km (0.117 R)
• M10: 10,028,742 km (0.071 R)
• M11: 12,311,157 km (0.089 R)
• M12: 13,090,412 km (0.111 R)
• M13: 15,507,914 km (0.055 R)
• M14: 18,275,923 km (0.095 R)
• M15: 19,636,964 km (0.096 R)
• M16: 20,557,141 km (0.079 R)
• M17: 22,790,488 km (0.115 R)
• M18: 23,886,292 km (0.112 R)
• M19: 25,846,174 km (0.104 R)
• M20: 29,074,346 km (0.092 R)
• M21: 30,644,077 km (0.112 R)
• M22: 31,497,682 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 9.4

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.01 AU - 6.65 AU

Year: 6032 Days

Day: 5.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,146,800 km

• M1: 116,986 km (0.059 R)
• M2: 434,731 km (0.036 R)
• M3: 955,930 km (0.069 R)
• M4: 1,393,654 km (0.077 R)
• M5: 1,876,107 km (0.093 R)
• M6: 2,399,251 km (0.037 R)
• M7: 4,041,536 km (0.062 R)
• M8: 4,362,274 km (0.056 R)
• M9: 5,428,308 km (0.108 R)
• M10: 6,491,800 km (0.117 R)
• M11: 8,497,907 km (0.103 R)
• M12: 11,706,632 km (0.114 R)
• M13: 12,005,977 km (0.085 R)
• M14: 15,286,958 km (0.082 R)
• M15: 17,648,809 km (0.097 R)
• M16: 19,747,817 km (0.043 R)
• M17: 21,483,152 km (0.097 R)
• M18: 22,464,514 km (0.106 R)
• M19: 23,554,484 km (0.097 R)
• M20: 26,433,046 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.1

Radius: 14

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.74 AU - 10.42 AU

Year: 9519 Days

Day: 6.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,146,800 km

• M1: 175,927 km (0.098 R)
• M2: 836,402 km (0.074 R)
• M3: 1,402,929 km (0.104 R)
• M4: 1,919,640 km (0.089 R)
• M5: 2,664,637 km (0.108 R)
• M6: 3,185,836 km (0.117 R)
• M7: 4,524,737 km (0.055 R)
• M8: 5,471,991 km (0.098 R)
• M9: 7,217,499 km (0.112 R)
• M10: 7,760,240 km (0.082 R)
• M11: 9,455,633 km (0.095 R)
• M12: 10,157,695 km (0.097 R)
• M13: 11,722,938 km (0.1 R)
• M14: 12,533,758 km (0.058 R)
• M15: 13,505,845 km (0.115 R)
• M16: 14,791,041 km (0.058 R)
• M17: 21,429,297 km (0.107 R)
• M18: 22,641,937 km (0.063 R)
• M19: 25,109,255 km (0.062 R)
• M20: 26,554,819 km (0.112 R)
• M21: 33,123,063 km (0.086 R)
• M22: 33,580,683 km (0.076 R)
• M23: 34,860,941 km (0.057 R)
• M24: 36,173,513 km (0.106 R)
• M25: 44,471,557 km (0.059 R)
• M26: 47,015,768 km (0.098 R)
• M27: 50,405,955 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.5

Radius: 13.9

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.88 AU - 12.86 AU

Year: 12648 Days

Day: 14.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,146,800 km

• M1: 176,675 km (0.074 R)
• M2: 818,151 km (0.113 R)
• M3: 1,990,549 km (0.091 R)
• M4: 2,467,318 km (0.113 R)
• M5: 3,477,552 km (0.073 R)
• M6: 6,231,649 km (0.041 R)
• M7: 8,937,874 km (0.096 R)
• M8: 11,072,786 km (0.091 R)
• M9: 12,050,856 km (0.099 R)
• M10: 14,646,828 km (0.092 R)
• M11: 16,474,466 km (0.085 R)
• M12: 20,578,982 km (0.114 R)
• M13: 21,527,283 km (0.095 R)
• M14: 27,118,204 km (0.106 R)
• M15: 44,533,042 km (0.094 R)
• M16: 53,643,104 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.4

Radius: 3.3

Gravity: 30.71 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.09 AU - 12.81 AU

Year: 16638 Days

Day: 16.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,146,800 km

• M1: 40,990 km (0.066 R)
• M2: 339,737 km (0.065 R)
• M3: 898,634 km (0.064 R)
• M4: 2,410,171 km (0.112 R)
• M5: 4,866,419 km (0.106 R)
• M6: 5,061,943 km (0.09 R)
• M7: 6,424,780 km (0.12 R)
• M8: 9,044,687 km (0.12 R)
• M9: 10,055,520 km (0.091 R)
• M10: 10,266,303 km (0.082 R)
• M11: 15,543,368 km (0.109 R)
• M12: 17,664,517 km (0.062 R)
• M13: 18,281,907 km (0.09 R)
• M14: 18,754,337 km (0.098 R)
• M15: 24,881,118 km (0.068 R)
• M16: 29,024,530 km (0.094 R)
• M17: 29,667,053 km (0.057 R)
• M18: 38,131,300 km (0.094 R)
• M19: 43,047,685 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.6

Radius: 6.9

Gravity: 11.04 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.96 AU - 16.6 AU

Year: 21521 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,146,800 km

• M1: 85,869 km (0.109 R)
• M2: 303,983 km (0.053 R)
• M3: 526,285 km (0.106 R)
• M4: 772,075 km (0.062 R)
• M5: 1,588,729 km (0.07 R)
• M6: 1,923,529 km (0.117 R)
• M7: 2,617,065 km (0.12 R)
• M8: 3,245,227 km (0.088 R)
• M9: 5,576,410 km (0.062 R)
• M10: 6,351,926 km (0.067 R)
• M11: 6,567,496 km (0.1 R)
• M12: 7,384,450 km (0.105 R)
• M13: 8,015,155 km (0.112 R)
• M14: 10,358,755 km (0.039 R)
• M15: 11,273,696 km (0.074 R)
• M16: 13,687,457 km (0.106 R)
• M17: 15,090,984 km (0.119 R)
• M18: 18,008,741 km (0.119 R)
• M19: 23,058,567 km (0.027 R)
• M20: 27,242,221 km (0.06 R)
• M21: 28,043,168 km (0.092 R)
• M22: 29,691,886 km (0.118 R)
• M23: 37,915,431 km (0.082 R)
• M24: 44,010,946 km (0.119 R)
• M25: 58,663,608 km (0.033 R)
• M26: 60,769,049 km (0.063 R)
• M27: 62,924,455 km (0.096 R)
• M28: 63,720,764 km (0.072 R)
• M29: 65,130,275 km (0.076 R)
• M30: 67,594,900 km (0.074 R)
• M31: 69,060,959 km (0.104 R)
• M32: 71,407,252 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 12,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit