🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.53 AU - 0.65 AU

Year: 207 Days

Day: 33 Hours

Environment

Temp: 9 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.51 AU - 0.75 AU

Year: 228 Days

Day: 31.4 Hours

Environment

Temp: -22 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.81 AU - 0.83 AU

Year: 339 Days

Day: 17.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,609,522 km

• M1: 68,067 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.57 AU - 1.61 AU

Year: 915 Days

Day: 24.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.9

Radius: 10.1

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.68 AU - 3.26 AU

Year: 2337 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,609,522 km

• M1: 125,662 km (0.054 R)
• M2: 508,334 km (0.062 R)
• M3: 1,304,344 km (0.054 R)
• M4: 3,583,467 km (0.087 R)
• M5: 4,302,435 km (0.062 R)
• M6: 5,431,899 km (0.093 R)
• M7: 5,762,360 km (0.082 R)
• M8: 6,719,787 km (0.069 R)
• M9: 7,101,261 km (0.033 R)
• M10: 7,466,131 km (0.084 R)
• M11: 9,555,564 km (0.096 R)
• M12: 12,836,844 km (0.107 R)
• M13: 14,951,260 km (0.11 R)
• M14: 18,686,719 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.4

Radius: 14.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.3 AU - 3.84 AU

Year: 3080 Days

Day: 6.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,609,522 km

• M1: 185,352 km (0.111 R)
• M2: 691,591 km (0.117 R)
• M3: 1,278,164 km (0.075 R)
• M4: 2,619,309 km (0.096 R)
• M5: 3,308,058 km (0.082 R)
• M6: 4,378,730 km (0.107 R)
• M7: 5,769,242 km (0.061 R)
• M8: 6,663,239 km (0.092 R)
• M9: 7,407,787 km (0.077 R)
• M10: 8,367,607 km (0.085 R)
• M11: 11,072,038 km (0.106 R)
• M12: 11,789,659 km (0.082 R)
• M13: 12,580,583 km (0.087 R)
• M14: 13,054,509 km (0.109 R)
• M15: 14,361,545 km (0.087 R)
• M16: 16,869,404 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.1

Radius: 13.8

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.22 AU - 8.7 AU

Year: 9303 Days

Day: 8.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,609,522 km

• M1: 171,589 km (0.07 R)
• M2: 767,886 km (0.06 R)
• M3: 1,352,664 km (0.114 R)
• M4: 1,799,363 km (0.089 R)
• M5: 3,644,204 km (0.108 R)
• M6: 4,095,691 km (0.116 R)
• M7: 4,857,443 km (0.089 R)
• M8: 8,470,680 km (0.078 R)
• M9: 11,611,936 km (0.048 R)
• M10: 12,176,070 km (0.12 R)
• M11: 13,138,882 km (0.053 R)
• M12: 14,736,587 km (0.097 R)
• M13: 16,524,581 km (0.062 R)
• M14: 19,507,562 km (0.102 R)
• M15: 22,515,826 km (0.084 R)
• M16: 26,168,557 km (0.101 R)
• M17: 27,409,023 km (0.029 R)
• M18: 28,227,024 km (0.084 R)
• M19: 28,874,483 km (0.103 R)
• M20: 29,721,357 km (0.11 R)
• M21: 33,894,390 km (0.042 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618

Radius: 13.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.79 AU - 9.23 AU

Year: 11334 Days

Day: 9.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,609,522 km

• M1: 171,888 km (0.095 R)
• M2: 636,389 km (0.076 R)
• M3: 1,074,113 km (0.118 R)
• M4: 2,007,903 km (0.047 R)
• M5: 2,754,695 km (0.114 R)
• M6: 3,264,076 km (0.103 R)
• M7: 4,189,040 km (0.079 R)
• M8: 5,860,796 km (0.111 R)
• M9: 6,519,475 km (0.085 R)
• M10: 8,983,651 km (0.095 R)
• M11: 10,794,683 km (0.092 R)
• M12: 11,449,473 km (0.119 R)
• M13: 13,141,425 km (0.086 R)
• M14: 14,994,643 km (0.069 R)
• M15: 15,535,140 km (0.112 R)
• M16: 16,871,498 km (0.08 R)
• M17: 18,130,813 km (0.053 R)
• M18: 19,214,351 km (0.119 R)
• M19: 20,670,237 km (0.057 R)
• M20: 22,111,762 km (0.1 R)
• M21: 23,438,396 km (0.045 R)
• M22: 24,259,539 km (0.108 R)
• M23: 29,279,594 km (0.083 R)
• M24: 31,205,218 km (0.081 R)
• M25: 39,244,608 km (0.114 R)
• M26: 41,450,877 km (0.085 R)
• M27: 42,517,211 km (0.056 R)
• M28: 43,875,859 km (0.092 R)
• M29: 44,843,907 km (0.068 R)
• M30: 45,684,946 km (0.118 R)
• M31: 50,049,164 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904

Radius: 4.4

Gravity: 46.69 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.77 AU - 15.51 AU

Year: 23000 Days

Day: 23.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,609,522 km

• M1: 54,902 km (0.078 R)
• M2: 225,145 km (0.071 R)
• M3: 843,433 km (0.032 R)
• M4: 990,188 km (0.105 R)
• M5: 1,242,859 km (0.058 R)
• M6: 2,241,724 km (0.048 R)
• M7: 2,703,832 km (0.057 R)
• M8: 4,150,743 km (0.061 R)
• M9: 4,433,931 km (0.057 R)
• M10: 4,654,738 km (0.104 R)
• M11: 5,238,768 km (0.105 R)
• M12: 6,002,615 km (0.059 R)
• M13: 6,935,208 km (0.092 R)
• M14: 7,132,677 km (0.042 R)
• M15: 9,866,877 km (0.108 R)
• M16: 13,152,196 km (0.057 R)
• M17: 14,311,729 km (0.095 R)
• M18: 15,453,909 km (0.051 R)
• M19: 18,762,715 km (0.11 R)
• M20: 20,429,833 km (0.077 R)
• M21: 24,055,188 km (0.082 R)
• M22: 24,394,326 km (0.065 R)
• M23: 25,314,204 km (0.103 R)
• M24: 26,616,304 km (0.113 R)
• M25: 27,467,964 km (0.114 R)
• M26: 28,589,200 km (0.106 R)
• M27: 29,225,141 km (0.119 R)
• M28: 31,458,039 km (0.088 R)
• M29: 35,088,779 km (0.09 R)
• M30: 37,759,849 km (0.102 R)
• M31: 42,837,201 km (0.078 R)
• M32: 44,682,490 km (0.072 R)
• M33: 67,244,093 km (0.108 R)
• M34: 67,467,892 km (0.074 R)
• M35: 78,303,864 km (0.102 R)
• M36: 83,356,083 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 10,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit