🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.91 AU - 1.21 AU

Year: 409 Days

Day: 37.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.47 AU - 1.97 AU

Year: 845 Days

Day: 32.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,057,058 km

• M1: 147,504 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.66 AU - 2.12 AU

Year: 974 Days

Day: 44.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.33 AU - 4.75 AU

Year: 3043 Days

Day: 31.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.9

Radius: 8.1

Gravity: 12.42 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.01 AU - 9.59 AU

Year: 8163 Days

Day: 14.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,057,058 km

• M1: 117,883 km (0.099 R)
• M2: 578,495 km (0.099 R)
• M3: 1,051,673 km (0.059 R)
• M4: 1,551,180 km (0.073 R)
• M5: 2,200,435 km (0.104 R)
• M6: 3,719,003 km (0.089 R)
• M7: 4,080,581 km (0.096 R)
• M8: 4,352,999 km (0.095 R)
• M9: 4,784,738 km (0.069 R)
• M10: 6,690,316 km (0.109 R)
• M11: 6,993,252 km (0.094 R)
• M12: 12,883,817 km (0.117 R)
• M13: 14,641,144 km (0.062 R)
• M14: 15,413,069 km (0.099 R)
• M15: 16,076,834 km (0.041 R)
• M16: 16,484,189 km (0.105 R)
• M17: 18,182,574 km (0.096 R)
• M18: 19,074,177 km (0.101 R)
• M19: 21,923,568 km (0.116 R)
• M20: 22,677,990 km (0.093 R)
• M21: 24,954,570 km (0.119 R)
• M22: 29,752,773 km (0.081 R)
• M23: 30,677,287 km (0.07 R)
• M24: 32,367,743 km (0.082 R)
• M25: 33,235,860 km (0.086 R)
• M26: 36,864,057 km (0.104 R)
• M27: 37,691,483 km (0.084 R)
• M28: 40,123,794 km (0.066 R)
• M29: 41,251,762 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 11.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.53 AU - 13.09 AU

Year: 13319 Days

Day: 5.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,057,058 km

• M1: 148,700 km (0.032 R)
• M2: 833,709 km (0.109 R)
• M3: 1,393,654 km (0.025 R)
• M4: 1,932,655 km (0.113 R)
• M5: 3,071,095 km (0.085 R)
• M6: 3,828,509 km (0.037 R)
• M7: 4,801,194 km (0.038 R)
• M8: 5,363,084 km (0.054 R)
• M9: 6,307,196 km (0.105 R)
• M10: 6,941,341 km (0.073 R)
• M11: 7,705,038 km (0.063 R)
• M12: 8,618,333 km (0.065 R)
• M13: 11,445,434 km (0.067 R)
• M14: 13,837,504 km (0.056 R)
• M15: 15,535,589 km (0.115 R)
• M16: 18,298,064 km (0.089 R)
• M17: 21,460,263 km (0.108 R)
• M18: 27,167,871 km (0.102 R)
• M19: 29,491,874 km (0.099 R)
• M20: 32,987,228 km (0.099 R)
• M21: 42,985,452 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.1

Radius: 8.3

Gravity: 12.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.13 AU - 12.65 AU

Year: 15364 Days

Day: 11.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 55.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,057,058 km

• M1: 103,223 km (0.08 R)
• M2: 1,171,202 km (0.105 R)
• M3: 1,493,884 km (0.109 R)
• M4: 2,239,480 km (0.093 R)
• M5: 2,649,827 km (0.087 R)
• M6: 4,988,191 km (0.066 R)
• M7: 6,126,033 km (0.071 R)
• M8: 13,164,463 km (0.104 R)
• M9: 17,356,345 km (0.084 R)
• M10: 20,475,909 km (0.067 R)
• M11: 22,653,456 km (0.109 R)
• M12: 23,246,013 km (0.06 R)
• M13: 25,295,953 km (0.099 R)
• M14: 26,582,195 km (0.106 R)
• M15: 34,704,612 km (0.107 R)
• M16: 40,612,680 km (0.107 R)
• M17: 49,266,618 km (0.112 R)
• M18: 50,094,343 km (0.109 R)
• M19: 57,781,729 km (0.11 R)
• M20: 60,006,997 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347

Radius: 3.7

Gravity: 25.35 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 14.57 AU - 19.11 AU

Year: 25897 Days

Day: 25 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,057,058 km

• M1: 64,925 km (0.079 R)
• M2: 193,580 km (0.051 R)
• M3: 445,353 km (0.047 R)
• M4: 596,596 km (0.118 R)
• M5: 2,495,292 km (0.072 R)
• M6: 3,547,714 km (0.086 R)
• M7: 4,028,671 km (0.038 R)
• M8: 5,008,986 km (0.108 R)
• M9: 5,192,841 km (0.098 R)
• M10: 7,618,272 km (0.038 R)
• M11: 8,466,192 km (0.11 R)
• M12: 11,322,165 km (0.104 R)
• M13: 13,034,014 km (0.053 R)
• M14: 14,242,016 km (0.075 R)
• M15: 17,711,191 km (0.092 R)
• M16: 17,881,134 km (0.078 R)
• M17: 18,310,480 km (0.081 R)
• M18: 27,148,423 km (0.07 R)
• M19: 28,059,325 km (0.073 R)
• M20: 29,226,487 km (0.055 R)
• M21: 29,942,014 km (0.101 R)
• M22: 30,791,580 km (0.108 R)
• M23: 31,532,389 km (0.087 R)
• M24: 35,281,162 km (0.12 R)
• M25: 38,315,455 km (0.089 R)
• M26: 39,172,202 km (0.1 R)
• M27: 45,212,665 km (0.069 R)
• M28: 50,640,375 km (0.032 R)
• M29: 51,154,244 km (0.112 R)
• M30: 52,367,034 km (0.111 R)
• M31: 53,421,549 km (0.108 R)
• M32: 54,849,610 km (0.049 R)
• M33: 55,937,187 km (0.108 R)
• M34: 56,670,217 km (0.107 R)
• M35: 60,239,472 km (0.11 R)
• M36: 62,569,309 km (0.063 R)
• M37: 64,355,508 km (0.102 R)
• M38: 72,056,657 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228

Radius: 7.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 14.48 AU - 19.96 AU

Year: 26778 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,057,058 km

• M1: 97,089 km (0.091 R)
• M2: 556,803 km (0.115 R)
• M3: 1,170,005 km (0.077 R)
• M4: 1,640,789 km (0.096 R)
• M5: 2,232,449 km (0.118 R)
• M6: 2,480,183 km (0.119 R)
• M7: 6,951,663 km (0.025 R)
• M8: 9,565,437 km (0.1 R)
• M9: 10,972,256 km (0.03 R)
• M10: 15,637,465 km (0.087 R)
• M11: 16,785,330 km (0.075 R)
• M12: 21,568,572 km (0.094 R)
• M13: 22,604,238 km (0.078 R)
• M14: 45,339,075 km (0.073 R)
• M15: 59,744,602 km (0.074 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: 386 - 19,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit