🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.58 AU - 0.9 AU

Year: 270 Days

Day: 32.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.86 AU - 2.12 AU

Year: 1192 Days

Day: 42.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,681,778 km

• M1: 105,915 km (0.117 R)
• M2: 1,305,391 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.7 AU - 2.56 AU

Year: 1320 Days

Day: 14.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,681,778 km

• M1: 229,034 km (0.062 R)
• M2: 713,582 km (0.078 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.14 AU - 3.16 AU

Year: 1832 Days

Day: 46.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621

Radius: 9.7

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.62 AU - 3.2 AU

Year: 2108 Days

Day: 12.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,681,778 km

• M1: 120,576 km (0.112 R)
• M2: 486,343 km (0.113 R)
• M3: 813,962 km (0.105 R)
• M4: 1,141,133 km (0.105 R)
• M5: 1,491,042 km (0.077 R)
• M6: 2,074,922 km (0.119 R)
• M7: 2,467,168 km (0.108 R)
• M8: 2,923,890 km (0.065 R)
• M9: 3,590,947 km (0.11 R)
• M10: 4,558,397 km (0.108 R)
• M11: 6,465,321 km (0.117 R)
• M12: 7,365,302 km (0.03 R)
• M13: 7,771,460 km (0.1 R)
• M14: 9,684,218 km (0.111 R)
• M15: 10,136,752 km (0.067 R)
• M16: 10,530,643 km (0.069 R)
• M17: 11,931,178 km (0.102 R)
• M18: 12,655,830 km (0.119 R)
• M19: 13,797,262 km (0.112 R)
• M20: 15,565,210 km (0.118 R)
• M21: 16,186,789 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.8

Radius: 11.2

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.8 AU - 4.36 AU

Year: 3499 Days

Day: 12.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,681,778 km

• M1: 139,276 km (0.119 R)
• M2: 518,207 km (0.091 R)
• M3: 982,260 km (0.105 R)
• M4: 1,580,950 km (0.051 R)
• M5: 2,853,131 km (0.095 R)
• M6: 4,401,319 km (0.098 R)
• M7: 5,534,672 km (0.101 R)
• M8: 6,971,710 km (0.046 R)
• M9: 7,366,947 km (0.065 R)
• M10: 9,208,048 km (0.094 R)
• M11: 10,887,733 km (0.07 R)
• M12: 12,057,738 km (0.048 R)
• M13: 14,894,413 km (0.096 R)
• M14: 16,228,826 km (0.055 R)
• M15: 17,088,714 km (0.096 R)
• M16: 18,492,690 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.3

Radius: 10.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.18 AU - 6.48 AU

Year: 5977 Days

Day: 12.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,681,778 km

• M1: 130,599 km (0.028 R)
• M2: 647,160 km (0.094 R)
• M3: 1,054,216 km (0.048 R)
• M4: 1,527,394 km (0.082 R)
• M5: 2,168,720 km (0.078 R)
• M6: 2,713,257 km (0.119 R)
• M7: 3,635,677 km (0.119 R)
• M8: 4,146,105 km (0.119 R)
• M9: 4,529,076 km (0.087 R)
• M10: 5,338,849 km (0.039 R)
• M11: 5,734,984 km (0.117 R)
• M12: 7,278,834 km (0.054 R)
• M13: 8,055,397 km (0.081 R)
• M14: 10,762,669 km (0.12 R)
• M15: 11,443,040 km (0.071 R)
• M16: 14,727,312 km (0.098 R)
• M17: 15,737,546 km (0.079 R)
• M18: 16,201,001 km (0.109 R)
• M19: 16,614,190 km (0.116 R)
• M20: 17,094,848 km (0.073 R)
• M21: 18,021,008 km (0.097 R)
• M22: 18,464,566 km (0.059 R)
• M23: 21,140,423 km (0.074 R)
• M24: 24,913,880 km (0.092 R)
• M25: 26,023,447 km (0.105 R)
• M26: 27,917,207 km (0.114 R)
• M27: 28,511,409 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.8

Radius: 9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.68 AU - 8.28 AU

Year: 9571 Days

Day: 10.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,681,778 km

• M1: 125,961 km (0.1 R)
• M2: 452,982 km (0.096 R)
• M3: 736,321 km (0.11 R)
• M4: 1,565,691 km (0.063 R)
• M5: 2,009,249 km (0.102 R)
• M6: 2,391,023 km (0.084 R)
• M7: 2,860,610 km (0.077 R)
• M8: 3,596,931 km (0.099 R)
• M9: 4,787,281 km (0.038 R)
• M10: 5,661,831 km (0.105 R)
• M11: 5,953,846 km (0.033 R)
• M12: 6,603,699 km (0.067 R)
• M13: 10,055,370 km (0.103 R)
• M14: 11,329,645 km (0.057 R)
• M15: 11,794,745 km (0.099 R)
• M16: 12,653,287 km (0.102 R)
• M17: 13,668,159 km (0.101 R)
• M18: 14,374,261 km (0.106 R)
• M19: 15,415,911 km (0.104 R)
• M20: 18,486,258 km (0.108 R)
• M21: 20,315,092 km (0.073 R)
• M22: 20,924,853 km (0.113 R)
• M23: 23,238,384 km (0.119 R)
• M24: 26,521,159 km (0.098 R)
• M25: 28,367,347 km (0.098 R)
• M26: 35,284,453 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.8

Radius: 6.6

Gravity: 15.01 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 15.69 AU - 16.93 AU

Year: 27968 Days

Day: 24.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,681,778 km

• M1: 85,720 km (0.107 R)
• M2: 541,993 km (0.109 R)
• M3: 1,235,828 km (0.111 R)
• M4: 1,634,058 km (0.075 R)
• M5: 2,816,928 km (0.095 R)
• M6: 3,035,640 km (0.116 R)
• M7: 3,892,237 km (0.12 R)
• M8: 4,129,649 km (0.096 R)
• M9: 4,708,743 km (0.108 R)
• M10: 6,253,939 km (0.113 R)
• M11: 6,723,676 km (0.111 R)
• M12: 7,575,935 km (0.039 R)
• M13: 8,109,701 km (0.095 R)
• M14: 9,074,308 km (0.114 R)
• M15: 11,365,848 km (0.119 R)
• M16: 11,642,155 km (0.118 R)
• M17: 22,606,033 km (0.096 R)
• M18: 24,275,246 km (0.103 R)
• M19: 30,964,366 km (0.086 R)
• M20: 31,233,193 km (0.064 R)
• M21: 32,740,242 km (0.045 R)
• M22: 33,019,392 km (0.085 R)
• M23: 37,704,199 km (0.097 R)
• M24: 39,254,332 km (0.115 R)
• M25: 41,822,329 km (0.086 R)
• M26: 50,009,222 km (0.105 R)
• M27: 55,956,186 km (0.095 R)
• M28: 60,242,015 km (0.054 R)
• M29: 62,571,853 km (0.059 R)
• M30: 63,001,797 km (0.095 R)
• M31: 64,303,598 km (0.09 R)
• M32: 65,401,945 km (0.107 R)
• M33: 68,316,261 km (0.053 R)
• M34: 78,821,173 km (0.087 R)
• M35: 83,932,633 km (0.097 R)
• M36: 87,370,841 km (0.068 R)
• M37: 92,563,084 km (0.056 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 18,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit