🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.68 AU - 1.12 AU

Year: 320 Days

Day: 19.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.89 AU - 1.23 AU

Year: 409 Days

Day: 27.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.08 AU - 1.28 AU

Year: 480 Days

Day: 31.4 Hours

Environment

Temp: -15 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,564,286 km

• M1: 747,989 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.24 AU - 1.84 AU

Year: 716 Days

Day: 39.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,564,286 km

• M1: 15,857 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.53 AU - 3.69 AU

Year: 2055 Days

Day: 34.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.4

Radius: 14.1

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.87 AU - 7.63 AU

Year: 7315 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,564,286 km

• M1: 175,329 km (0.04 R)
• M2: 1,222,963 km (0.069 R)
• M3: 2,162,736 km (0.101 R)
• M4: 3,391,384 km (0.111 R)
• M5: 4,476,567 km (0.104 R)
• M6: 5,389,562 km (0.047 R)
• M7: 5,969,553 km (0.108 R)
• M8: 6,830,788 km (0.101 R)
• M9: 7,291,550 km (0.102 R)
• M10: 7,849,251 km (0.049 R)
• M11: 8,637,033 km (0.041 R)
• M12: 9,262,053 km (0.05 R)
• M13: 12,223,343 km (0.041 R)
• M14: 12,692,781 km (0.115 R)
• M15: 13,392,001 km (0.062 R)
• M16: 15,103,999 km (0.058 R)
• M17: 16,198,906 km (0.097 R)
• M18: 17,346,023 km (0.074 R)
• M19: 17,939,477 km (0.043 R)
• M20: 20,305,218 km (0.054 R)
• M21: 22,872,018 km (0.09 R)
• M22: 23,827,500 km (0.08 R)
• M23: 25,903,619 km (0.114 R)
• M24: 26,854,314 km (0.074 R)
• M25: 33,559,141 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.5

Radius: 13.1

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.22 AU - 10.2 AU

Year: 9633 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,564,286 km

• M1: 162,912 km (0.086 R)
• M2: 650,302 km (0.077 R)
• M3: 1,265,448 km (0.036 R)
• M4: 1,743,414 km (0.061 R)
• M5: 2,307,697 km (0.105 R)
• M6: 3,338,725 km (0.075 R)
• M7: 3,984,838 km (0.073 R)
• M8: 4,713,231 km (0.112 R)
• M9: 7,019,431 km (0.064 R)
• M10: 11,187,527 km (0.116 R)
• M11: 12,470,778 km (0.087 R)
• M12: 13,379,286 km (0.087 R)
• M13: 14,949,166 km (0.069 R)
• M14: 16,706,193 km (0.092 R)
• M15: 18,165,071 km (0.103 R)
• M16: 19,183,833 km (0.068 R)
• M17: 21,335,200 km (0.034 R)
• M18: 23,472,804 km (0.066 R)
• M19: 25,122,718 km (0.061 R)
• M20: 26,295,416 km (0.093 R)
• M21: 28,266,218 km (0.095 R)
• M22: 29,932,440 km (0.048 R)
• M23: 31,250,098 km (0.114 R)
• M24: 32,289,653 km (0.046 R)
• M25: 34,768,191 km (0.053 R)
• M26: 37,719,757 km (0.078 R)
• M27: 38,542,246 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552.6

Radius: 6.3

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 11.32 AU - 13.18 AU

Year: 16067 Days

Day: 16.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 93,564,286 km

• M1: 86,916 km (0.12 R)
• M2: 288,873 km (0.093 R)
• M3: 504,294 km (0.087 R)
• M4: 720,463 km (0.09 R)
• M5: 1,068,278 km (0.117 R)
• M6: 1,406,070 km (0.093 R)
• M7: 1,970,952 km (0.026 R)
• M8: 2,215,844 km (0.101 R)
• M9: 2,906,836 km (0.087 R)
• M10: 3,846,012 km (0.119 R)
• M11: 4,384,863 km (0.111 R)
• M12: 5,145,120 km (0.089 R)
• M13: 5,723,615 km (0.116 R)
• M14: 5,990,048 km (0.103 R)
• M15: 9,077,000 km (0.09 R)
• M16: 11,700,199 km (0.039 R)
• M17: 14,367,828 km (0.072 R)
• M18: 16,866,861 km (0.089 R)
• M19: 17,494,424 km (0.093 R)
• M20: 18,796,075 km (0.11 R)
• M21: 21,046,775 km (0.054 R)
• M22: 31,968,766 km (0.113 R)
• M23: 35,033,129 km (0.115 R)
• M24: 39,919,294 km (0.09 R)
• M25: 43,466,110 km (0.083 R)
• M26: 46,146,006 km (0.116 R)
• M27: 47,526,496 km (0.103 R)
• M28: 47,836,911 km (0.096 R)
• M29: 55,872,411 km (0.102 R)
• M30: 59,755,373 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.5

Radius: 6.2

Gravity: 24.62 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.52 AU - 16.78 AU

Year: 23201 Days

Day: 17 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,564,286 km

• M1: 77,193 km (0.108 R)
• M2: 302,038 km (0.091 R)
• M3: 552,764 km (0.109 R)
• M4: 906,264 km (0.119 R)
• M5: 1,353,412 km (0.097 R)
• M6: 1,591,123 km (0.112 R)
• M7: 1,816,866 km (0.101 R)
• M8: 2,241,275 km (0.09 R)
• M9: 2,452,807 km (0.041 R)
• M10: 3,286,366 km (0.085 R)
• M11: 4,475,220 km (0.099 R)
• M12: 6,287,449 km (0.071 R)
• M13: 8,315,248 km (0.113 R)
• M14: 9,356,000 km (0.093 R)
• M15: 9,721,468 km (0.058 R)
• M16: 10,545,752 km (0.044 R)
• M17: 11,143,246 km (0.088 R)
• M18: 15,461,987 km (0.12 R)
• M19: 15,716,004 km (0.103 R)
• M20: 17,573,112 km (0.107 R)
• M21: 21,929,253 km (0.113 R)
• M22: 22,791,684 km (0.053 R)
• M23: 23,564,806 km (0.088 R)
• M24: 25,632,698 km (0.087 R)
• M25: 25,869,661 km (0.066 R)
• M26: 29,213,921 km (0.12 R)
• M27: 31,732,700 km (0.095 R)
• M28: 32,280,827 km (0.117 R)
• M29: 34,392,700 km (0.054 R)
• M30: 36,295,884 km (0.068 R)
• M31: 40,471,161 km (0.102 R)
• M32: 47,942,527 km (0.094 R)
• M33: 52,762,720 km (0.094 R)
• M34: 56,083,195 km (0.055 R)
• M35: 65,982,684 km (0.115 R)
• M36: 68,002,405 km (0.099 R)
• M37: 71,929,050 km (0.07 R)
• M38: 72,874,508 km (0.088 R)
• M39: 73,350,230 km (0.112 R)
• M40: 81,247,352 km (0.085 R)
• M41: 92,169,043 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 16,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit