🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.52 AU - 0.74 AU

Year: 214 Days

Day: 16.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.11 AU - 3.39 AU

Year: 1950 Days

Day: 48 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.2

Radius: 9.7

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.21 AU - 7.59 AU

Year: 8606 Days

Day: 13.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,510,737 km

• M1: 125,213 km (0.079 R)
• M2: 444,904 km (0.11 R)
• M3: 764,894 km (0.045 R)
• M4: 1,143,526 km (0.091 R)
• M5: 1,448,706 km (0.084 R)
• M6: 1,795,324 km (0.083 R)
• M7: 2,311,287 km (0.107 R)
• M8: 2,827,250 km (0.062 R)
• M9: 5,362,485 km (0.094 R)
• M10: 6,707,370 km (0.116 R)
• M11: 7,094,081 km (0.09 R)
• M12: 8,106,709 km (0.109 R)
• M13: 8,750,578 km (0.102 R)
• M14: 9,384,873 km (0.119 R)
• M15: 11,226,722 km (0.102 R)
• M16: 13,297,755 km (0.061 R)
• M17: 14,832,030 km (0.098 R)
• M18: 16,927,747 km (0.114 R)
• M19: 17,646,116 km (0.076 R)
• M20: 20,430,432 km (0.091 R)
• M21: 21,319,791 km (0.046 R)
• M22: 22,937,991 km (0.067 R)
• M23: 23,255,139 km (0.044 R)
• M24: 24,471,220 km (0.058 R)
• M25: 27,117,606 km (0.074 R)
• M26: 30,138,436 km (0.111 R)
• M27: 30,519,162 km (0.056 R)
• M28: 33,681,811 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.6

Radius: 14.9

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.44 AU - 11.58 AU

Year: 12537 Days

Day: 11.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,510,737 km

• M1: 185,352 km (0.108 R)
• M2: 687,851 km (0.115 R)
• M3: 1,229,994 km (0.09 R)
• M4: 1,784,104 km (0.115 R)
• M5: 2,378,606 km (0.051 R)
• M6: 4,066,220 km (0.084 R)
• M7: 4,642,620 km (0.1 R)
• M8: 5,384,027 km (0.079 R)
• M9: 6,234,342 km (0.025 R)
• M10: 8,428,194 km (0.051 R)
• M11: 9,575,760 km (0.105 R)
• M12: 10,915,409 km (0.089 R)
• M13: 11,654,123 km (0.119 R)
• M14: 12,229,925 km (0.055 R)
• M15: 12,874,991 km (0.04 R)
• M16: 16,388,297 km (0.103 R)
• M17: 20,221,743 km (0.032 R)
• M18: 27,623,247 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.9

Radius: 6.4

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.84 AU - 12.36 AU

Year: 13722 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,510,737 km

• M1: 80,484 km (0.1 R)
• M2: 553,213 km (0.077 R)
• M3: 775,665 km (0.036 R)
• M4: 1,505,703 km (0.1 R)
• M5: 3,309,254 km (0.087 R)
• M6: 3,592,742 km (0.107 R)
• M7: 4,334,748 km (0.073 R)
• M8: 4,782,794 km (0.075 R)
• M9: 6,182,730 km (0.089 R)
• M10: 6,923,838 km (0.115 R)
• M11: 7,461,942 km (0.1 R)
• M12: 7,760,240 km (0.07 R)
• M13: 8,222,497 km (0.092 R)
• M14: 8,460,358 km (0.113 R)
• M15: 9,896,647 km (0.089 R)
• M16: 12,921,366 km (0.108 R)
• M17: 13,736,076 km (0.029 R)
• M18: 14,933,757 km (0.118 R)
• M19: 17,469,890 km (0.11 R)
• M20: 18,873,716 km (0.11 R)
• M21: 22,362,189 km (0.115 R)
• M22: 22,748,600 km (0.101 R)
• M23: 24,257,594 km (0.099 R)
• M24: 24,665,547 km (0.06 R)
• M25: 30,487,747 km (0.101 R)
• M26: 31,636,359 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.4

Radius: 7.7

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 8.02 AU - 13.2 AU

Year: 14774 Days

Day: 22.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,510,737 km

• M1: 96,790 km (0.082 R)
• M2: 541,843 km (0.044 R)
• M3: 1,915,900 km (0.101 R)
• M4: 2,671,220 km (0.055 R)
• M5: 3,664,250 km (0.077 R)
• M6: 7,256,394 km (0.064 R)
• M7: 9,008,634 km (0.062 R)
• M8: 10,036,072 km (0.103 R)
• M9: 13,520,656 km (0.111 R)
• M10: 19,261,923 km (0.087 R)
• M11: 24,649,989 km (0.062 R)
• M12: 24,943,051 km (0.094 R)
• M13: 29,843,728 km (0.117 R)
• M14: 32,460,494 km (0.066 R)
• M15: 33,286,274 km (0.113 R)
• M16: 42,469,340 km (0.096 R)
• M17: 45,477,902 km (0.12 R)
• M18: 56,698,491 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.2

Radius: 4.6

Gravity: 35.6 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.65 AU - 12.71 AU

Year: 17064 Days

Day: 24.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,510,737 km

• M1: 81,381 km (0.114 R)
• M2: 335,698 km (0.12 R)
• M3: 564,732 km (0.083 R)
• M4: 798,703 km (0.038 R)
• M5: 961,615 km (0.092 R)
• M6: 1,255,425 km (0.087 R)
• M7: 1,725,911 km (0.099 R)
• M8: 2,160,193 km (0.087 R)
• M9: 2,305,902 km (0.077 R)
• M10: 2,640,402 km (0.057 R)
• M11: 3,661,857 km (0.12 R)
• M12: 4,341,929 km (0.088 R)
• M13: 8,567,171 km (0.093 R)
• M14: 11,111,083 km (0.102 R)
• M15: 11,296,734 km (0.075 R)
• M16: 14,777,427 km (0.049 R)
• M17: 14,926,876 km (0.083 R)
• M18: 16,238,250 km (0.114 R)
• M19: 17,126,413 km (0.074 R)
• M20: 37,433,426 km (0.067 R)
• M21: 39,264,355 km (0.082 R)
• M22: 40,566,305 km (0.091 R)
• M23: 42,799,801 km (0.11 R)
• M24: 43,408,964 km (0.087 R)
• M25: 49,989,774 km (0.077 R)
• M26: 55,025,687 km (0.071 R)
• M27: 57,758,391 km (0.053 R)
• M28: 67,313,955 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.7

Radius: 6.6

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.61 AU - 16.65 AU

Year: 22706 Days

Day: 24.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,510,737 km

• M1: 82,129 km (0.082 R)
• M2: 289,472 km (0.066 R)
• M3: 647,460 km (0.117 R)
• M4: 912,697 km (0.03 R)
• M5: 1,704,518 km (0.091 R)
• M6: 2,834,132 km (0.101 R)
• M7: 3,125,848 km (0.108 R)
• M8: 4,090,305 km (0.104 R)
• M9: 4,605,071 km (0.11 R)
• M10: 5,680,381 km (0.106 R)
• M11: 7,345,854 km (0.09 R)
• M12: 7,744,682 km (0.103 R)
• M13: 8,585,571 km (0.113 R)
• M14: 17,184,008 km (0.12 R)
• M15: 18,517,075 km (0.081 R)
• M16: 22,200,623 km (0.073 R)
• M17: 24,873,638 km (0.066 R)
• M18: 28,720,248 km (0.082 R)
• M19: 29,709,090 km (0.105 R)
• M20: 37,860,229 km (0.03 R)
• M21: 49,992,317 km (0.116 R)
• M22: 60,574,123 km (0.099 R)
• M23: 62,814,351 km (0.062 R)
• M24: 66,170,429 km (0.117 R)
• M25: 72,328,177 km (0.116 R)
• M26: 79,337,585 km (0.096 R)
• M27: 79,578,737 km (0.109 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: 168 - 12,192 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit