🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.72 AU - 2.68 AU

Year: 1192 Days

Day: 21.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86

Radius: 13.3

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.95 AU - 11.67 AU

Year: 11223 Days

Day: 10.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,738,742 km

• M1: 166,802 km (0.082 R)
• M2: 780,602 km (0.091 R)
• M3: 2,227,363 km (0.091 R)
• M4: 3,423,547 km (0.111 R)
• M5: 4,288,821 km (0.109 R)
• M6: 4,909,952 km (0.102 R)
• M7: 7,469,122 km (0.109 R)
• M8: 8,407,101 km (0.099 R)
• M9: 8,886,114 km (0.112 R)
• M10: 9,778,166 km (0.099 R)
• M11: 21,762,002 km (0.053 R)
• M12: 23,381,100 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.5

Radius: 12

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.72 AU - 14.2 AU

Year: 14170 Days

Day: 5.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,738,742 km

• M1: 149,299 km (0.108 R)
• M2: 619,784 km (0.104 R)
• M3: 1,166,115 km (0.096 R)
• M4: 1,881,044 km (0.081 R)
• M5: 2,338,664 km (0.055 R)
• M6: 2,721,185 km (0.077 R)
• M7: 3,125,548 km (0.12 R)
• M8: 4,912,196 km (0.092 R)
• M9: 6,839,465 km (0.105 R)
• M10: 8,767,632 km (0.057 R)
• M11: 12,907,155 km (0.085 R)
• M12: 13,557,606 km (0.11 R)
• M13: 14,003,258 km (0.092 R)
• M14: 15,762,380 km (0.061 R)
• M15: 17,730,340 km (0.098 R)
• M16: 19,292,740 km (0.054 R)
• M17: 20,871,297 km (0.115 R)
• M18: 21,466,247 km (0.114 R)
• M19: 23,002,917 km (0.036 R)
• M20: 23,637,660 km (0.057 R)
• M21: 24,942,303 km (0.086 R)
• M22: 28,232,409 km (0.095 R)
• M23: 30,930,407 km (0.074 R)
• M24: 32,788,562 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.8

Radius: 3.4

Gravity: 56.73 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 14.09 AU - 18.45 AU

Year: 23970 Days

Day: 21.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 56,738,742 km

• M1: 42,336 km (0.083 R)
• M2: 357,240 km (0.055 R)
• M3: 480,209 km (0.113 R)
• M4: 792,420 km (0.106 R)
• M5: 1,153,848 km (0.085 R)
• M6: 1,444,667 km (0.077 R)
• M7: 1,744,162 km (0.034 R)
• M8: 2,736,295 km (0.06 R)
• M9: 3,109,242 km (0.08 R)
• M10: 3,279,036 km (0.095 R)
• M11: 4,326,071 km (0.097 R)
• M12: 4,466,544 km (0.107 R)
• M13: 5,136,592 km (0.088 R)
• M14: 9,278,808 km (0.105 R)
• M15: 10,487,409 km (0.061 R)
• M16: 12,633,091 km (0.074 R)
• M17: 13,359,239 km (0.105 R)
• M18: 13,657,388 km (0.066 R)
• M19: 13,959,875 km (0.082 R)
• M20: 14,974,148 km (0.035 R)
• M21: 16,120,068 km (0.079 R)
• M22: 16,458,010 km (0.091 R)
• M23: 18,770,194 km (0.115 R)
• M24: 20,492,066 km (0.081 R)
• M25: 20,689,685 km (0.07 R)
• M26: 22,735,884 km (0.096 R)
• M27: 25,478,313 km (0.068 R)
• M28: 26,283,897 km (0.11 R)
• M29: 27,583,903 km (0.108 R)
• M30: 29,802,589 km (0.093 R)
• M31: 30,696,735 km (0.039 R)
• M32: 30,955,390 km (0.069 R)
• M33: 32,004,669 km (0.06 R)
• M34: 32,137,512 km (0.079 R)
• M35: 39,714,644 km (0.103 R)
• M36: 40,952,716 km (0.042 R)
• M37: 42,536,060 km (0.075 R)
• M38: 44,324,503 km (0.106 R)
• M39: 45,488,374 km (0.109 R)
• M40: 51,614,108 km (0.097 R)
• M41: 53,460,145 km (0.118 R)
• M42: 61,489,662 km (0.076 R)
• M43: 61,900,757 km (0.099 R)
• M44: 78,428,180 km (0.117 R)
• M45: 79,396,976 km (0.08 R)
• M46: 82,850,293 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.1

Radius: 6.4

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 15.84 AU - 22.56 AU

Year: 30729 Days

Day: 22.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,738,742 km

• M1: 86,019 km (0.081 R)
• M2: 352,602 km (0.116 R)
• M3: 794,514 km (0.082 R)
• M4: 1,175,390 km (0.085 R)
• M5: 1,744,610 km (0.098 R)
• M6: 2,445,626 km (0.116 R)
• M7: 2,657,008 km (0.103 R)
• M8: 3,029,656 km (0.046 R)
• M9: 3,366,251 km (0.114 R)
• M10: 5,246,098 km (0.115 R)
• M11: 5,900,738 km (0.042 R)
• M12: 6,247,955 km (0.083 R)
• M13: 6,906,934 km (0.104 R)
• M14: 7,292,597 km (0.104 R)
• M15: 7,733,312 km (0.07 R)
• M16: 8,234,166 km (0.087 R)
• M17: 9,162,271 km (0.098 R)
• M18: 10,158,294 km (0.065 R)
• M19: 10,606,489 km (0.026 R)
• M20: 11,067,849 km (0.113 R)
• M21: 11,382,752 km (0.102 R)
• M22: 18,636,304 km (0.062 R)
• M23: 21,663,118 km (0.042 R)
• M24: 23,940,746 km (0.104 R)
• M25: 24,912,683 km (0.119 R)
• M26: 30,170,300 km (0.067 R)
• M27: 31,408,223 km (0.078 R)
• M28: 36,352,133 km (0.034 R)
• M29: 42,298,798 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.8

Radius: 7.5

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 18.39 AU - 20.73 AU

Year: 31597 Days

Day: 17.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,738,742 km

• M1: 95,294 km (0.025 R)
• M2: 417,827 km (0.095 R)
• M3: 729,738 km (0.092 R)
• M4: 1,259,016 km (0.111 R)
• M5: 2,112,172 km (0.108 R)
• M6: 3,000,784 km (0.068 R)
• M7: 3,336,033 km (0.093 R)
• M8: 3,868,003 km (0.089 R)
• M9: 5,058,502 km (0.117 R)
• M10: 5,992,741 km (0.046 R)
• M11: 6,676,553 km (0.067 R)
• M12: 9,873,160 km (0.073 R)
• M13: 15,698,202 km (0.051 R)
• M14: 16,336,985 km (0.079 R)
• M15: 18,357,155 km (0.112 R)
• M16: 20,004,078 km (0.068 R)
• M17: 32,437,306 km (0.104 R)
• M18: 33,472,524 km (0.037 R)
• M19: 33,772,318 km (0.094 R)
• M20: 34,074,057 km (0.095 R)
• M21: 49,197,354 km (0.029 R)
• M22: 50,366,462 km (0.093 R)
• M23: 62,865,812 km (0.093 R)
• M24: 63,551,419 km (0.077 R)
• M25: 65,170,517 km (0.082 R)
• M26: 66,580,028 km (0.106 R)
• M27: 76,760,463 km (0.061 R)
• M28: 77,805,853 km (0.094 R)
• M29: 90,229,208 km (0.113 R)
• M30: 93,454,987 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.8

Radius: 7.7

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 18.93 AU - 20.19 AU

Year: 31597 Days

Day: 18.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,738,742 km

• M1: 125,812 km (0.087 R)
• M2: 767,138 km (0.114 R)
• M3: 3,720,948 km (0.076 R)
• M4: 4,203,102 km (0.116 R)
• M5: 5,291,875 km (0.119 R)
• M6: 8,060,184 km (0.082 R)
• M7: 8,624,467 km (0.07 R)
• M8: 22,040,404 km (0.114 R)
• M9: 26,666,868 km (0.041 R)
• M10: 26,975,787 km (0.118 R)
• M11: 36,628,889 km (0.098 R)
• M12: 40,568,100 km (0.114 R)
• M13: 44,491,304 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 18,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit