🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.6 AU - 2.1 AU

Year: 928 Days

Day: 18.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,013,759 km

• M1: 313,408 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.5

Radius: 13.2

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.06 AU - 6.02 AU

Year: 4175 Days

Day: 12.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 112,013,759 km

• M1: 181,163 km (0.09 R)
• M2: 916,287 km (0.113 R)
• M3: 1,624,782 km (0.088 R)
• M4: 2,213,899 km (0.079 R)
• M5: 2,775,788 km (0.119 R)
• M6: 4,504,093 km (0.033 R)
• M7: 5,131,357 km (0.113 R)
• M8: 6,325,297 km (0.042 R)
• M9: 10,234,589 km (0.045 R)
• M10: 12,670,042 km (0.098 R)
• M11: 13,626,720 km (0.063 R)
• M12: 14,375,308 km (0.06 R)
• M13: 16,064,268 km (0.112 R)
• M14: 17,357,392 km (0.113 R)
• M15: 17,881,882 km (0.068 R)
• M16: 23,230,305 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.2

Radius: 11.3

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.42 AU - 6.2 AU

Year: 4515 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 112,013,759 km

• M1: 140,921 km (0.114 R)
• M2: 693,685 km (0.058 R)
• M3: 1,389,315 km (0.06 R)
• M4: 2,893,223 km (0.109 R)
• M5: 3,420,256 km (0.067 R)
• M6: 3,828,958 km (0.078 R)
• M7: 4,367,360 km (0.065 R)
• M8: 5,036,212 km (0.113 R)
• M9: 5,831,774 km (0.059 R)
• M10: 6,386,184 km (0.078 R)
• M11: 7,179,800 km (0.068 R)
• M12: 8,530,519 km (0.103 R)
• M13: 9,164,515 km (0.117 R)
• M14: 10,261,516 km (0.072 R)
• M15: 14,186,665 km (0.117 R)
• M16: 17,092,454 km (0.032 R)
• M17: 18,948,365 km (0.094 R)
• M18: 19,618,414 km (0.076 R)
• M19: 20,165,793 km (0.115 R)
• M20: 23,589,789 km (0.028 R)
• M21: 24,522,382 km (0.108 R)
• M22: 26,794,175 km (0.081 R)
• M23: 27,214,097 km (0.083 R)
• M24: 28,153,422 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.9

Radius: 12.2

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.05 AU - 6.25 AU

Year: 4955 Days

Day: 13.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 112,013,759 km

• M1: 151,692 km (0.044 R)
• M2: 605,423 km (0.066 R)
• M3: 1,340,995 km (0.053 R)
• M4: 2,489,907 km (0.074 R)
• M5: 3,106,400 km (0.087 R)
• M6: 4,344,472 km (0.058 R)
• M7: 6,259,025 km (0.086 R)
• M8: 6,676,703 km (0.055 R)
• M9: 7,208,822 km (0.056 R)
• M10: 7,735,407 km (0.107 R)
• M11: 11,234,800 km (0.118 R)
• M12: 11,943,894 km (0.101 R)
• M13: 13,402,623 km (0.115 R)
• M14: 13,797,561 km (0.03 R)
• M15: 14,302,304 km (0.073 R)
• M16: 15,726,925 km (0.08 R)
• M17: 16,501,842 km (0.092 R)
• M18: 20,829,708 km (0.073 R)
• M19: 23,360,455 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.7

Radius: 9.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.4 AU - 8.78 AU

Year: 9289 Days

Day: 8.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,013,759 km

• M1: 124,316 km (0.111 R)
• M2: 605,123 km (0.112 R)
• M3: 966,701 km (0.096 R)
• M4: 1,522,158 km (0.103 R)
• M5: 1,909,168 km (0.092 R)
• M6: 2,262,369 km (0.051 R)
• M7: 2,677,503 km (0.055 R)
• M8: 3,638,968 km (0.084 R)
• M9: 4,467,142 km (0.112 R)
• M10: 7,336,579 km (0.072 R)
• M11: 8,370,001 km (0.119 R)
• M12: 8,942,662 km (0.075 R)
• M13: 9,541,203 km (0.1 R)
• M14: 14,045,894 km (0.086 R)
• M15: 15,151,123 km (0.095 R)
• M16: 19,231,255 km (0.071 R)
• M17: 19,583,408 km (0.075 R)
• M18: 31,286,300 km (0.094 R)
• M19: 33,367,955 km (0.101 R)
• M20: 34,805,889 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746

Radius: 7.2

Gravity: 14.39 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 16.35 AU - 22.11 AU

Year: 31113 Days

Day: 16.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 112,013,759 km

• M1: 89,609 km (0.085 R)
• M2: 353,649 km (0.033 R)
• M3: 733,179 km (0.116 R)
• M4: 1,118,693 km (0.105 R)
• M5: 1,383,930 km (0.091 R)
• M6: 1,730,399 km (0.08 R)
• M7: 2,043,806 km (0.088 R)
• M8: 2,494,993 km (0.115 R)
• M9: 3,098,471 km (0.11 R)
• M10: 3,661,258 km (0.084 R)
• M11: 8,150,990 km (0.1 R)
• M12: 9,722,814 km (0.095 R)
• M13: 10,853,774 km (0.066 R)
• M14: 13,216,224 km (0.087 R)
• M15: 17,371,155 km (0.115 R)
• M16: 20,262,583 km (0.094 R)
• M17: 25,727,543 km (0.038 R)
• M18: 26,851,023 km (0.092 R)
• M19: 28,663,401 km (0.092 R)
• M20: 31,111,271 km (0.096 R)
• M21: 34,888,168 km (0.054 R)
• M22: 36,886,347 km (0.099 R)
• M23: 37,200,503 km (0.063 R)
• M24: 38,153,291 km (0.08 R)
• M25: 38,474,478 km (0.075 R)
• M26: 44,214,997 km (0.089 R)
• M27: 47,288,186 km (0.098 R)
• M28: 50,115,586 km (0.085 R)
• M29: 54,058,088 km (0.077 R)
• M30: 60,134,604 km (0.12 R)
• M31: 66,418,762 km (0.076 R)
• M32: 80,800,054 km (0.114 R)
• M33: 86,479,238 km (0.079 R)
• M34: 91,554,196 km (0.058 R)
• M35: 98,624,790 km (0.026 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.1

Radius: 6.4

Gravity: 21.34 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 19.42 AU - 19.46 AU

Year: 31624 Days

Day: 19.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 112,013,759 km

• M1: 79,736 km (0.029 R)
• M2: 1,043,894 km (0.047 R)
• M3: 1,828,535 km (0.025 R)
• M4: 2,282,864 km (0.065 R)
• M5: 2,484,521 km (0.04 R)
• M6: 3,286,815 km (0.11 R)
• M7: 3,886,702 km (0.075 R)
• M8: 4,440,364 km (0.112 R)
• M9: 4,919,975 km (0.102 R)
• M10: 5,567,434 km (0.105 R)
• M11: 7,405,843 km (0.038 R)
• M12: 8,551,613 km (0.105 R)
• M13: 14,667,323 km (0.056 R)
• M14: 22,259,864 km (0.118 R)
• M15: 22,719,578 km (0.061 R)
• M16: 22,951,754 km (0.107 R)
• M17: 24,866,906 km (0.087 R)
• M18: 26,756,626 km (0.037 R)
• M19: 29,011,814 km (0.073 R)
• M20: 30,115,547 km (0.11 R)
• M21: 36,373,376 km (0.044 R)
• M22: 46,737,367 km (0.12 R)
• M23: 47,301,800 km (0.092 R)
• M24: 55,477,323 km (0.103 R)
• M25: 57,605,054 km (0.106 R)
• M26: 63,161,268 km (0.108 R)
• M27: 67,615,246 km (0.098 R)
• M28: 69,307,497 km (0.119 R)
• M29: 69,551,640 km (0.062 R)
• M30: 80,058,497 km (0.11 R)
• M31: 82,498,289 km (0.105 R)
• M32: 84,429,897 km (0.09 R)
• M33: 90,405,434 km (0.09 R)
• M34: 91,574,691 km (0.071 R)
• M35: 93,050,324 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: 322 - 10,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit