🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.05 AU - 2.93 AU

Year: 1394 Days

Day: 44.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 14.4

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.29 AU - 10.41 AU

Year: 8560 Days

Day: 10.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,372,885 km

• M1: 195,076 km (0.07 R)
• M2: 646,712 km (0.11 R)
• M3: 1,330,523 km (0.088 R)
• M4: 3,838,831 km (0.083 R)
• M5: 5,675,893 km (0.119 R)
• M6: 7,077,625 km (0.098 R)
• M7: 9,095,251 km (0.083 R)
• M8: 12,304,874 km (0.091 R)
• M9: 13,130,355 km (0.113 R)
• M10: 14,437,391 km (0.11 R)
• M11: 19,120,702 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.6

Radius: 11.8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 10.4 AU - 11.9 AU

Year: 13208 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,372,885 km

• M1: 147,055 km (0.041 R)
• M2: 1,006,046 km (0.073 R)
• M3: 1,452,296 km (0.115 R)
• M4: 1,832,424 km (0.113 R)
• M5: 2,228,410 km (0.091 R)
• M6: 2,721,036 km (0.096 R)
• M7: 4,212,526 km (0.091 R)
• M8: 6,436,149 km (0.102 R)
• M9: 7,964,291 km (0.046 R)
• M10: 11,512,603 km (0.103 R)
• M11: 12,101,271 km (0.108 R)
• M12: 16,196,961 km (0.119 R)
• M13: 19,365,744 km (0.054 R)
• M14: 21,135,187 km (0.12 R)
• M15: 21,856,099 km (0.106 R)
• M16: 23,516,785 km (0.113 R)
• M17: 24,904,754 km (0.096 R)
• M18: 25,528,877 km (0.093 R)
• M19: 34,400,330 km (0.03 R)
• M20: 35,734,743 km (0.088 R)
• M21: 41,418,863 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 14.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.92 AU - 14.86 AU

Year: 16418 Days

Day: 8.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,372,885 km

• M1: 276,008 km (0.109 R)
• M2: 914,941 km (0.104 R)
• M3: 1,429,856 km (0.119 R)
• M4: 1,964,818 km (0.071 R)
• M5: 2,874,224 km (0.066 R)
• M6: 3,555,642 km (0.056 R)
• M7: 4,403,563 km (0.117 R)
• M8: 5,108,318 km (0.086 R)
• M9: 5,739,921 km (0.092 R)
• M10: 6,744,321 km (0.083 R)
• M11: 8,184,350 km (0.087 R)
• M12: 11,964,987 km (0.095 R)
• M13: 13,019,054 km (0.116 R)
• M14: 13,799,656 km (0.075 R)
• M15: 15,029,051 km (0.046 R)
• M16: 18,582,748 km (0.091 R)
• M17: 21,479,412 km (0.101 R)
• M18: 29,680,966 km (0.1 R)
• M19: 33,862,226 km (0.11 R)
• M20: 34,718,524 km (0.119 R)
• M21: 36,602,111 km (0.119 R)
• M22: 37,895,235 km (0.057 R)
• M23: 41,817,392 km (0.049 R)
• M24: 45,261,733 km (0.047 R)
• M25: 47,966,014 km (0.085 R)
• M26: 49,514,202 km (0.115 R)
• M27: 55,871,065 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.8

Radius: 9

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.79 AU - 12.99 AU

Year: 16418 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,372,885 km

• M1: 111,899 km (0.069 R)
• M2: 944,411 km (0.057 R)
• M3: 1,436,140 km (0.092 R)
• M4: 2,388,330 km (0.081 R)
• M5: 3,506,424 km (0.111 R)
• M6: 4,535,359 km (0.095 R)
• M7: 5,542,601 km (0.051 R)
• M8: 6,117,655 km (0.102 R)
• M9: 7,428,881 km (0.106 R)
• M10: 7,816,938 km (0.103 R)
• M11: 8,263,936 km (0.063 R)
• M12: 8,775,261 km (0.097 R)
• M13: 12,718,961 km (0.117 R)
• M14: 13,400,828 km (0.116 R)
• M15: 14,635,758 km (0.065 R)
• M16: 15,733,208 km (0.115 R)
• M17: 17,480,960 km (0.12 R)
• M18: 19,193,257 km (0.113 R)
• M19: 19,679,001 km (0.116 R)
• M20: 20,423,101 km (0.097 R)
• M21: 21,967,251 km (0.091 R)
• M22: 22,320,601 km (0.061 R)
• M23: 24,902,062 km (0.087 R)
• M24: 27,065,097 km (0.086 R)
• M25: 27,471,405 km (0.119 R)
• M26: 28,192,317 km (0.071 R)
• M27: 29,137,476 km (0.092 R)
• M28: 29,457,317 km (0.081 R)
• M29: 33,130,692 km (0.075 R)
• M30: 37,852,600 km (0.116 R)
• M31: 40,044,208 km (0.069 R)
• M32: 40,970,818 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.3

Radius: 6.3

Gravity: 19.23 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 13.76 AU - 15.08 AU

Year: 19426 Days

Day: 18.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 100.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,372,885 km

• M1: 78,389 km (0.119 R)
• M2: 290,369 km (0.093 R)
• M3: 529,128 km (0.04 R)
• M4: 1,344,885 km (0.115 R)
• M5: 1,633,758 km (0.053 R)
• M6: 4,663,115 km (0.069 R)
• M7: 5,024,843 km (0.108 R)
• M8: 5,928,115 km (0.095 R)
• M9: 7,263,126 km (0.102 R)
• M10: 8,950,441 km (0.12 R)
• M11: 11,008,608 km (0.101 R)
• M12: 15,631,182 km (0.104 R)
• M13: 18,056,463 km (0.113 R)
• M14: 18,409,514 km (0.11 R)
• M15: 19,961,741 km (0.103 R)
• M16: 21,797,457 km (0.095 R)
• M17: 22,603,041 km (0.06 R)
• M18: 23,428,373 km (0.056 R)
• M19: 23,742,828 km (0.045 R)
• M20: 34,816,361 km (0.045 R)
• M21: 37,038,937 km (0.062 R)
• M22: 41,305,318 km (0.1 R)
• M23: 43,635,455 km (0.12 R)
• M24: 48,047,844 km (0.055 R)
• M25: 48,386,085 km (0.099 R)
• M26: 50,101,075 km (0.114 R)
• M27: 53,651,631 km (0.116 R)
• M28: 54,015,602 km (0.107 R)
• M29: 60,066,387 km (0.092 R)
• M30: 61,646,739 km (0.031 R)
• M31: 62,046,016 km (0.077 R)
• M32: 67,607,616 km (0.108 R)
• M33: 68,672,753 km (0.1 R)
• M34: 70,618,124 km (0.054 R)
• M35: 71,935,183 km (0.064 R)
• M36: 73,716,595 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.6

Radius: 7.5

Gravity: 16.63 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 14.24 AU - 14.8 AU

Year: 19629 Days

Day: 24.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,372,885 km

• M1: 99,034 km (0.047 R)
• M2: 603,627 km (0.076 R)
• M3: 1,490,444 km (0.091 R)
• M4: 3,572,846 km (0.05 R)
• M5: 3,946,541 km (0.1 R)
• M6: 5,343,636 km (0.072 R)
• M7: 9,075,056 km (0.083 R)
• M8: 17,284,239 km (0.05 R)
• M9: 19,654,467 km (0.106 R)
• M10: 22,858,555 km (0.116 R)
• M11: 24,254,153 km (0.076 R)
• M12: 25,592,007 km (0.045 R)
• M13: 28,535,943 km (0.075 R)
• M14: 33,025,974 km (0.05 R)
• M15: 36,363,203 km (0.036 R)
• M16: 53,620,066 km (0.085 R)
• M17: 58,407,945 km (0.072 R)
• M18: 68,823,398 km (0.119 R)
• M19: 73,085,142 km (0.118 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 17,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit