🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.52 AU - 0.64 AU

Year: 290 Days

Day: 13.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,898,786 km

• M1: 102,325 km (0.103 R)

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.2

Radius: 10.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.96 AU - 1.54 AU

Year: 917 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,898,786 km

• M1: 133,142 km (0.088 R)
• M2: 487,689 km (0.092 R)
• M3: 887,564 km (0.049 R)
• M4: 1,457,981 km (0.039 R)
• M5: 1,927,718 km (0.072 R)
• M6: 2,497,237 km (0.068 R)
• M7: 2,970,415 km (0.098 R)
• M8: 3,364,007 km (0.095 R)
• M9: 4,354,345 km (0.115 R)
• M10: 4,829,318 km (0.092 R)
• M11: 6,148,622 km (0.093 R)
• M12: 8,416,227 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.5

Radius: 14.3

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.28 AU - 1.36 AU

Year: 995 Days

Day: 7.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,898,786 km

• M1: 177,872 km (0.049 R)
• M2: 685,457 km (0.12 R)
• M3: 1,325,886 km (0.085 R)
• M4: 1,840,353 km (0.108 R)
• M5: 3,691,178 km (0.092 R)
• M6: 4,155,230 km (0.091 R)
• M7: 5,841,049 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475

Radius: 9.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.48 AU - 2.92 AU

Year: 2910 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,898,786 km

• M1: 116,686 km (0.094 R)
• M2: 433,684 km (0.06 R)
• M3: 733,927 km (0.107 R)
• M4: 1,231,041 km (0.077 R)
• M5: 1,791,734 km (0.089 R)
• M6: 2,514,591 km (0.096 R)
• M7: 3,437,759 km (0.105 R)
• M8: 5,200,920 km (0.085 R)
• M9: 6,631,674 km (0.089 R)
• M10: 9,490,040 km (0.112 R)
• M11: 10,780,023 km (0.1 R)
• M12: 11,169,276 km (0.11 R)
• M13: 14,818,417 km (0.077 R)
• M14: 15,643,150 km (0.091 R)
• M15: 15,941,448 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.4

Radius: 11.3

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.08 AU - 4.58 AU

Year: 5911 Days

Day: 9.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,898,786 km

• M1: 140,472 km (0.071 R)
• M2: 495,917 km (0.106 R)
• M3: 1,143,526 km (0.115 R)
• M4: 1,527,245 km (0.082 R)
• M5: 2,134,014 km (0.09 R)
• M6: 2,930,921 km (0.045 R)
• M7: 3,427,586 km (0.08 R)
• M8: 4,615,094 km (0.106 R)
• M9: 5,944,571 km (0.059 R)
• M10: 6,410,119 km (0.098 R)
• M11: 8,963,904 km (0.108 R)
• M12: 10,137,201 km (0.087 R)
• M13: 11,278,183 km (0.102 R)
• M14: 12,316,093 km (0.049 R)
• M15: 14,066,837 km (0.081 R)
• M16: 15,268,856 km (0.032 R)
• M17: 18,056,313 km (0.077 R)
• M18: 19,856,873 km (0.114 R)
• M19: 21,911,002 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.8

Radius: 5.9

Gravity: 19.67 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.6 AU - 7.12 AU

Year: 11787 Days

Day: 23.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,898,786 km

• M1: 73,453 km (0.109 R)
• M2: 379,679 km (0.106 R)
• M3: 714,779 km (0.116 R)
• M4: 907,909 km (0.072 R)
• M5: 1,270,984 km (0.117 R)
• M6: 1,588,580 km (0.04 R)
• M7: 2,867,193 km (0.101 R)
• M8: 3,465,734 km (0.111 R)
• M9: 4,560,940 km (0.082 R)
• M10: 6,550,891 km (0.094 R)
• M11: 7,199,547 km (0.116 R)
• M12: 11,666,839 km (0.091 R)
• M13: 13,237,616 km (0.071 R)
• M14: 15,427,430 km (0.091 R)
• M15: 24,171,276 km (0.091 R)
• M16: 39,006,448 km (0.094 R)
• M17: 43,169,757 km (0.111 R)
• M18: 47,916,946 km (0.111 R)
• M19: 50,956,924 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.7

Radius: 6.4

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.14 AU - 12.38 AU

Year: 23154 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,898,786 km

• M1: 79,586 km (0.054 R)
• M2: 299,345 km (0.092 R)
• M3: 907,760 km (0.1 R)
• M4: 1,188,405 km (0.115 R)
• M5: 1,435,990 km (0.055 R)
• M6: 3,260,037 km (0.089 R)
• M7: 3,894,481 km (0.097 R)
• M8: 5,442,221 km (0.087 R)
• M9: 9,634,701 km (0.092 R)
• M10: 12,856,291 km (0.031 R)
• M11: 13,253,474 km (0.116 R)
• M12: 13,522,750 km (0.118 R)
• M13: 15,810,550 km (0.102 R)
• M14: 16,343,268 km (0.116 R)
• M15: 16,575,294 km (0.103 R)
• M16: 17,204,653 km (0.087 R)
• M17: 17,605,874 km (0.087 R)
• M18: 18,261,113 km (0.078 R)
• M19: 19,706,976 km (0.099 R)
• M20: 20,772,562 km (0.09 R)
• M21: 21,875,846 km (0.08 R)
• M22: 25,110,900 km (0.116 R)
• M23: 26,256,521 km (0.096 R)
• M24: 27,764,168 km (0.104 R)
• M25: 28,427,784 km (0.068 R)
• M26: 32,877,722 km (0.119 R)
• M27: 33,620,326 km (0.088 R)
• M28: 35,655,007 km (0.034 R)
• M29: 43,422,428 km (0.075 R)
• M30: 50,262,641 km (0.085 R)
• M31: 51,578,803 km (0.117 R)
• M32: 55,839,948 km (0.112 R)
• M33: 56,896,409 km (0.117 R)
• M34: 57,966,033 km (0.096 R)
• M35: 59,595,753 km (0.106 R)
• M36: 63,516,563 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 18,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit