🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.43 AU - 2.07 AU

Year: 872 Days

Day: 48 Hours

Environment

Temp: -66 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,768,859 km

• M1: 131,945 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.21 AU - 2.55 AU

Year: 1383 Days

Day: 44.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.19 AU - 4.79 AU

Year: 3003 Days

Day: 36.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,768,859 km

• M1: 136,882 km (0.106 R)

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 8.4

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.55 AU - 5.67 AU

Year: 3729 Days

Day: 7.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,768,859 km

• M1: 116,836 km (0.056 R)
• M2: 452,234 km (0.083 R)
• M3: 829,969 km (0.076 R)
• M4: 1,106,575 km (0.073 R)
• M5: 1,828,385 km (0.056 R)
• M6: 3,162,349 km (0.085 R)
• M7: 3,964,643 km (0.114 R)
• M8: 4,307,072 km (0.039 R)
• M9: 4,743,898 km (0.082 R)
• M10: 6,325,297 km (0.116 R)
• M11: 6,666,680 km (0.028 R)
• M12: 7,053,240 km (0.106 R)
• M13: 8,121,519 km (0.102 R)
• M14: 9,654,448 km (0.047 R)
• M15: 12,591,054 km (0.044 R)
• M16: 13,586,778 km (0.074 R)
• M17: 14,156,447 km (0.114 R)
• M18: 16,478,654 km (0.09 R)
• M19: 17,066,873 km (0.084 R)
• M20: 25,026,826 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.8

Radius: 14.2

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.32 AU - 8.02 AU

Year: 6490 Days

Day: 13.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 94,768,859 km

• M1: 176,675 km (0.107 R)
• M2: 882,627 km (0.084 R)
• M3: 1,329,177 km (0.114 R)
• M4: 2,361,851 km (0.117 R)
• M5: 2,908,631 km (0.058 R)
• M6: 3,438,507 km (0.11 R)
• M7: 4,055,299 km (0.101 R)
• M8: 6,392,167 km (0.112 R)
• M9: 7,195,059 km (0.07 R)
• M10: 7,849,400 km (0.102 R)
• M11: 9,357,347 km (0.025 R)
• M12: 20,434,471 km (0.091 R)
• M13: 23,046,150 km (0.111 R)
• M14: 23,788,605 km (0.098 R)
• M15: 26,513,530 km (0.09 R)
• M16: 27,246,559 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99

Radius: 13.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.68 AU - 8.2 AU

Year: 6888 Days

Day: 8 Hours

Environment

Temp: -162 °C

Axial Tilt: 138.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 94,768,859 km

• M1: 164,258 km (0.073 R)
• M2: 684,111 km (0.113 R)
• M3: 1,409,212 km (0.096 R)
• M4: 2,383,543 km (0.07 R)
• M5: 3,454,065 km (0.075 R)
• M6: 4,601,631 km (0.099 R)
• M7: 5,384,327 km (0.09 R)
• M8: 7,126,992 km (0.083 R)
• M9: 10,162,034 km (0.091 R)
• M10: 14,393,410 km (0.064 R)
• M11: 15,964,038 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 11.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.31 AU - 13.45 AU

Year: 13520 Days

Day: 14.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 94,768,859 km

• M1: 143,464 km (0.087 R)
• M2: 763,697 km (0.11 R)
• M3: 2,576,075 km (0.099 R)
• M4: 3,173,420 km (0.103 R)
• M5: 7,134,173 km (0.058 R)
• M6: 11,283,868 km (0.059 R)
• M7: 11,859,072 km (0.108 R)
• M8: 12,453,873 km (0.038 R)
• M9: 13,574,511 km (0.093 R)
• M10: 14,558,715 km (0.087 R)
• M11: 15,449,570 km (0.036 R)
• M12: 16,816,446 km (0.064 R)
• M13: 17,797,210 km (0.08 R)
• M14: 18,419,387 km (0.117 R)
• M15: 20,038,485 km (0.105 R)
• M16: 21,054,404 km (0.113 R)
• M17: 25,268,427 km (0.085 R)
• M18: 27,264,511 km (0.047 R)
• M19: 28,300,925 km (0.119 R)
• M20: 28,935,370 km (0.115 R)
• M21: 30,122,878 km (0.105 R)
• M22: 33,292,408 km (0.082 R)
• M23: 36,802,722 km (0.113 R)
• M24: 41,358,725 km (0.084 R)
• M25: 44,549,348 km (0.115 R)
• M26: 45,841,425 km (0.093 R)
• M27: 49,561,176 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362

Radius: 4

Gravity: 22.63 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 13.28 AU - 19.28 AU

Year: 24746 Days

Day: 23 Hours

Environment

Temp: -208 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,768,859 km

• M1: 49,816 km (0.09 R)
• M2: 181,612 km (0.112 R)
• M3: 350,957 km (0.111 R)
• M4: 1,539,362 km (0.116 R)
• M5: 3,355,331 km (0.062 R)
• M6: 4,550,169 km (0.101 R)
• M7: 4,791,321 km (0.09 R)
• M8: 7,405,543 km (0.058 R)
• M9: 12,760,698 km (0.115 R)
• M10: 14,088,978 km (0.106 R)
• M11: 14,306,942 km (0.106 R)
• M12: 14,527,000 km (0.114 R)
• M13: 16,530,116 km (0.111 R)
• M14: 19,417,205 km (0.076 R)
• M15: 24,247,272 km (0.087 R)
• M16: 24,770,266 km (0.076 R)
• M17: 28,643,654 km (0.104 R)
• M18: 31,644,886 km (0.114 R)
• M19: 39,688,614 km (0.105 R)
• M20: 47,839,903 km (0.047 R)
• M21: 49,326,457 km (0.08 R)
• M22: 54,325,120 km (0.083 R)
• M23: 54,503,291 km (0.038 R)
• M24: 58,521,789 km (0.104 R)
• M25: 59,273,070 km (0.092 R)
• M26: 62,929,391 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.1

Radius: 4.7

Gravity: 33.59 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 15.93 AU - 18.33 AU

Year: 26709 Days

Day: 22.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,768,859 km

• M1: 72,555 km (0.119 R)
• M2: 271,371 km (0.093 R)
• M3: 610,808 km (0.098 R)
• M4: 1,319,304 km (0.07 R)
• M5: 1,628,822 km (0.114 R)
• M6: 2,182,334 km (0.036 R)
• M7: 4,331,606 km (0.036 R)
• M8: 5,763,408 km (0.1 R)
• M9: 9,766,647 km (0.046 R)
• M10: 12,548,120 km (0.117 R)
• M11: 13,146,362 km (0.073 R)
• M12: 19,411,221 km (0.104 R)
• M13: 19,708,472 km (0.07 R)
• M14: 20,311,950 km (0.079 R)
• M15: 22,088,874 km (0.116 R)
• M16: 23,966,776 km (0.082 R)
• M17: 25,948,499 km (0.097 R)
• M18: 28,036,735 km (0.055 R)
• M19: 37,664,705 km (0.097 R)
• M20: 46,577,297 km (0.083 R)
• M21: 56,193,747 km (0.089 R)
• M22: 62,640,817 km (0.085 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: 447 - 19,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit