🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.48 AU - 0.7 AU

Year: 168 Days

Day: 30.4 Hours

Environment

Temp: 202 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.8 AU - 1.28 AU

Year: 393 Days

Day: 46.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.78 AU - 1.84 AU

Year: 903 Days

Day: 44.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.8 AU - 3.62 AU

Year: 2133 Days

Day: 36 Hours

Environment

Temp: -109 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.4

Radius: 13.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.42 AU - 7.34 AU

Year: 5976 Days

Day: 9.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,788,928 km

• M1: 170,542 km (0.111 R)
• M2: 773,571 km (0.082 R)
• M3: 1,457,382 km (0.037 R)
• M4: 2,287,202 km (0.03 R)
• M5: 3,137,666 km (0.056 R)
• M6: 5,315,811 km (0.062 R)
• M7: 6,668,774 km (0.119 R)
• M8: 10,465,867 km (0.114 R)
• M9: 11,141,301 km (0.085 R)
• M10: 12,052,352 km (0.063 R)
• M11: 17,569,522 km (0.025 R)
• M12: 20,094,884 km (0.038 R)
• M13: 25,596,046 km (0.107 R)
• M14: 30,643,029 km (0.12 R)
• M15: 35,774,685 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.2

Radius: 14.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.27 AU - 7.91 AU

Year: 6274 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,788,928 km

• M1: 175,628 km (0.097 R)
• M2: 791,522 km (0.093 R)
• M3: 1,292,077 km (0.118 R)
• M4: 2,144,934 km (0.117 R)
• M5: 2,645,040 km (0.101 R)
• M6: 3,161,751 km (0.075 R)
• M7: 3,654,975 km (0.111 R)
• M8: 4,101,226 km (0.099 R)
• M9: 5,335,857 km (0.099 R)
• M10: 5,850,623 km (0.106 R)
• M11: 6,532,191 km (0.098 R)
• M12: 8,370,150 km (0.076 R)
• M13: 9,067,426 km (0.113 R)
• M14: 11,394,571 km (0.119 R)
• M15: 14,381,890 km (0.106 R)
• M16: 14,965,621 km (0.103 R)
• M17: 18,125,278 km (0.075 R)
• M18: 21,629,758 km (0.092 R)
• M19: 22,087,826 km (0.031 R)
• M20: 26,681,528 km (0.069 R)
• M21: 29,294,405 km (0.12 R)
• M22: 31,876,314 km (0.077 R)
• M23: 33,172,131 km (0.103 R)
• M24: 34,606,475 km (0.05 R)
• M25: 35,128,722 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.2

Radius: 9.8

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.25 AU - 8.57 AU

Year: 6736 Days

Day: 12.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,788,928 km

• M1: 122,521 km (0.106 R)
• M2: 730,337 km (0.111 R)
• M3: 1,204,562 km (0.098 R)
• M4: 1,749,846 km (0.113 R)
• M5: 2,688,274 km (0.113 R)
• M6: 3,980,799 km (0.069 R)
• M7: 4,792,218 km (0.099 R)
• M8: 5,554,419 km (0.042 R)
• M9: 6,062,454 km (0.085 R)
• M10: 7,506,522 km (0.061 R)
• M11: 9,341,789 km (0.102 R)
• M12: 10,293,231 km (0.104 R)
• M13: 11,458,299 km (0.099 R)
• M14: 11,865,654 km (0.056 R)
• M15: 14,339,255 km (0.077 R)
• M16: 14,932,411 km (0.05 R)
• M17: 15,357,269 km (0.116 R)
• M18: 16,551,359 km (0.099 R)
• M19: 25,992,630 km (0.082 R)
• M20: 31,091,374 km (0.071 R)
• M21: 31,984,623 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188

Radius: 10.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.39 AU - 11.41 AU

Year: 12438 Days

Day: 5.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,788,928 km

• M1: 131,945 km (0.076 R)
• M2: 1,567,636 km (0.114 R)
• M3: 2,055,176 km (0.116 R)
• M4: 2,791,197 km (0.118 R)
• M5: 3,834,792 km (0.11 R)
• M6: 5,721,371 km (0.118 R)
• M7: 6,605,943 km (0.038 R)
• M8: 6,991,456 km (0.071 R)
• M9: 7,616,925 km (0.092 R)
• M10: 8,080,529 km (0.101 R)
• M11: 9,022,098 km (0.115 R)
• M12: 9,409,706 km (0.104 R)
• M13: 11,220,289 km (0.092 R)
• M14: 16,391,738 km (0.108 R)
• M15: 18,996,686 km (0.108 R)
• M16: 26,474,036 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.2

Radius: 5.8

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.7 AU - 20.34 AU

Year: 24901 Days

Day: 15.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,788,928 km

• M1: 72,256 km (0.117 R)
• M2: 282,590 km (0.081 R)
• M3: 762,500 km (0.116 R)
• M4: 1,093,411 km (0.044 R)
• M5: 1,923,829 km (0.065 R)
• M6: 2,143,438 km (0.037 R)
• M7: 3,222,338 km (0.117 R)
• M8: 4,182,756 km (0.103 R)
• M9: 5,675,145 km (0.12 R)
• M10: 6,607,140 km (0.109 R)
• M11: 7,156,613 km (0.066 R)
• M12: 7,935,868 km (0.09 R)
• M13: 8,450,784 km (0.089 R)
• M14: 9,264,596 km (0.031 R)
• M15: 9,661,778 km (0.082 R)
• M16: 13,908,862 km (0.047 R)
• M17: 14,279,566 km (0.119 R)
• M18: 18,179,582 km (0.092 R)
• M19: 23,457,096 km (0.03 R)
• M20: 24,088,100 km (0.073 R)
• M21: 24,515,052 km (0.07 R)
• M22: 24,730,323 km (0.086 R)
• M23: 32,566,708 km (0.111 R)
• M24: 37,896,432 km (0.079 R)
• M25: 39,498,625 km (0.088 R)
• M26: 41,297,240 km (0.108 R)
• M27: 46,688,747 km (0.115 R)
• M28: 47,519,165 km (0.055 R)
• M29: 50,242,744 km (0.071 R)
• M30: 51,114,750 km (0.118 R)
• M31: 51,466,455 km (0.107 R)
• M32: 57,693,316 km (0.057 R)
• M33: 61,979,146 km (0.107 R)
• M34: 63,995,426 km (0.027 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: 195 - 11,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit