🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.58 AU - 0.8 AU

Year: 248 Days

Day: 45.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.58 AU - 1.72 AU

Year: 919 Days

Day: 40.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.1

Radius: 11.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.72 AU - 4.22 AU

Year: 2802 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,944,165 km

• M1: 144,512 km (0.091 R)
• M2: 947,104 km (0.09 R)
• M3: 2,154,509 km (0.053 R)
• M4: 2,623,049 km (0.094 R)
• M5: 4,083,872 km (0.052 R)
• M6: 6,113,915 km (0.042 R)
• M7: 6,943,436 km (0.093 R)
• M8: 8,051,507 km (0.085 R)
• M9: 8,688,794 km (0.099 R)
• M10: 9,649,063 km (0.06 R)
• M11: 10,034,427 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.3

Radius: 11.3

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.89 AU - 4.35 AU

Year: 3625 Days

Day: 13.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,944,165 km

• M1: 140,472 km (0.05 R)
• M2: 576,849 km (0.03 R)
• M3: 1,017,415 km (0.034 R)
• M4: 1,372,112 km (0.101 R)
• M5: 2,098,409 km (0.106 R)
• M6: 2,783,268 km (0.046 R)
• M7: 3,535,147 km (0.119 R)
• M8: 5,019,009 km (0.059 R)
• M9: 5,492,486 km (0.048 R)
• M10: 5,914,202 km (0.096 R)
• M11: 6,329,037 km (0.082 R)
• M12: 7,155,715 km (0.104 R)
• M13: 7,724,336 km (0.116 R)
• M14: 8,086,363 km (0.103 R)
• M15: 10,663,935 km (0.113 R)
• M16: 11,280,427 km (0.088 R)
• M17: 12,360,524 km (0.036 R)
• M18: 12,765,785 km (0.088 R)
• M19: 13,508,389 km (0.07 R)
• M20: 13,986,803 km (0.077 R)
• M21: 14,876,760 km (0.085 R)
• M22: 15,490,710 km (0.066 R)
• M23: 16,068,158 km (0.118 R)
• M24: 17,322,237 km (0.112 R)
• M25: 18,523,208 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.6

Radius: 13

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.05 AU - 4.63 AU

Year: 3919 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,944,165 km

• M1: 161,715 km (0.102 R)
• M2: 1,124,976 km (0.097 R)
• M3: 2,235,441 km (0.101 R)
• M4: 2,718,792 km (0.11 R)
• M5: 5,956,538 km (0.039 R)
• M6: 6,723,377 km (0.072 R)
• M7: 9,935,094 km (0.092 R)
• M8: 12,777,902 km (0.089 R)
• M9: 15,563,564 km (0.064 R)
• M10: 16,804,778 km (0.073 R)
• M11: 19,076,421 km (0.069 R)
• M12: 20,135,724 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.6

Radius: 10.3

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.73 AU - 7.69 AU

Year: 8392 Days

Day: 11.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,944,165 km

• M1: 128,056 km (0.088 R)
• M2: 475,123 km (0.1 R)
• M3: 1,165,367 km (0.092 R)
• M4: 1,901,389 km (0.107 R)
• M5: 2,486,765 km (0.093 R)
• M6: 3,533,502 km (0.076 R)
• M7: 4,519,800 km (0.108 R)
• M8: 5,172,346 km (0.102 R)
• M9: 5,622,187 km (0.119 R)
• M10: 7,370,837 km (0.082 R)
• M11: 8,618,333 km (0.092 R)
• M12: 9,090,614 km (0.111 R)
• M13: 9,621,686 km (0.096 R)
• M14: 10,656,604 km (0.115 R)
• M15: 11,955,712 km (0.079 R)
• M16: 12,997,362 km (0.088 R)
• M17: 14,978,188 km (0.104 R)
• M18: 17,152,443 km (0.102 R)
• M19: 18,997,583 km (0.074 R)
• M20: 22,190,301 km (0.099 R)
• M21: 24,768,620 km (0.113 R)
• M22: 25,483,100 km (0.058 R)
• M23: 27,455,847 km (0.06 R)
• M24: 28,307,208 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.1

Radius: 8

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.04 AU - 12.66 AU

Year: 16575 Days

Day: 23.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,944,165 km

• M1: 99,483 km (0.09 R)
• M2: 402,269 km (0.081 R)
• M3: 712,684 km (0.101 R)
• M4: 1,196,484 km (0.079 R)
• M5: 1,756,877 km (0.1 R)
• M6: 3,128,091 km (0.044 R)
• M7: 3,592,742 km (0.119 R)
• M8: 3,936,518 km (0.074 R)
• M9: 4,273,263 km (0.087 R)
• M10: 6,106,286 km (0.106 R)
• M11: 7,154,967 km (0.085 R)
• M12: 8,319,138 km (0.109 R)
• M13: 8,733,823 km (0.095 R)
• M14: 9,357,197 km (0.102 R)
• M15: 14,120,992 km (0.1 R)
• M16: 16,726,837 km (0.033 R)
• M17: 17,165,608 km (0.093 R)
• M18: 19,717,747 km (0.045 R)
• M19: 22,423,973 km (0.096 R)
• M20: 22,689,808 km (0.097 R)
• M21: 23,137,405 km (0.108 R)
• M22: 24,986,884 km (0.114 R)
• M23: 25,850,512 km (0.112 R)
• M24: 26,634,854 km (0.115 R)
• M25: 30,795,619 km (0.063 R)
• M26: 32,123,600 km (0.07 R)
• M27: 35,370,173 km (0.119 R)
• M28: 39,340,799 km (0.037 R)
• M29: 40,247,213 km (0.119 R)
• M30: 50,091,949 km (0.118 R)
• M31: 50,698,419 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.1

Radius: 4.7

Gravity: 32.33 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 10.75 AU - 16.91 AU

Year: 22294 Days

Day: 20.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,944,165 km

• M1: 58,642 km (0.088 R)
• M2: 327,171 km (0.086 R)
• M3: 1,338,003 km (0.046 R)
• M4: 1,820,157 km (0.106 R)
• M5: 2,080,009 km (0.115 R)
• M6: 3,461,994 km (0.07 R)
• M7: 3,829,705 km (0.035 R)
• M8: 7,561,125 km (0.061 R)
• M9: 9,750,340 km (0.117 R)
• M10: 11,053,338 km (0.068 R)
• M11: 11,915,770 km (0.062 R)
• M12: 12,120,868 km (0.088 R)
• M13: 16,230,471 km (0.056 R)
• M14: 17,168,151 km (0.117 R)
• M15: 19,716,999 km (0.068 R)
• M16: 25,436,575 km (0.074 R)
• M17: 25,663,216 km (0.095 R)
• M18: 27,168,918 km (0.117 R)
• M19: 29,225,590 km (0.117 R)
• M20: 31,253,838 km (0.114 R)
• M21: 32,435,062 km (0.106 R)
• M22: 32,701,496 km (0.083 R)
• M23: 33,238,852 km (0.084 R)
• M24: 34,886,223 km (0.092 R)
• M25: 38,194,132 km (0.113 R)
• M26: 41,862,571 km (0.09 R)
• M27: 49,009,908 km (0.105 R)
• M28: 49,890,291 km (0.084 R)
• M29: 55,016,263 km (0.105 R)
• M30: 58,293,503 km (0.115 R)
• M31: 64,180,478 km (0.075 R)
• M32: 66,085,009 km (0.091 R)
• M33: 67,592,058 km (0.06 R)
• M34: 69,342,353 km (0.07 R)
• M35: 69,784,564 km (0.077 R)
• M36: 70,898,470 km (0.05 R)
• M37: 71,347,264 km (0.094 R)
• M38: 78,548,456 km (0.119 R)
• M39: 79,511,418 km (0.119 R)
• M40: 80,970,745 km (0.025 R)
• M41: 81,707,066 km (0.119 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: 158 - 15,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit