🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.09 AU - 1.43 AU

Year: 512 Days

Day: 33.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.61 AU - 2.61 AU

Year: 1108 Days

Day: 35 Hours

Environment

Temp: -62 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,143,776 km

• M1: 42,486 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.19 AU - 2.37 AU

Year: 1245 Days

Day: 14 Hours

Environment

Temp: -73 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.18 AU - 3.68 AU

Year: 2297 Days

Day: 19.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.1

Radius: 12

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.34 AU - 8.18 AU

Year: 6356 Days

Day: 5.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,143,776 km

• M1: 149,747 km (0.093 R)
• M2: 715,078 km (0.112 R)
• M3: 1,295,817 km (0.103 R)
• M4: 2,121,896 km (0.097 R)
• M5: 2,498,434 km (0.093 R)
• M6: 2,973,706 km (0.099 R)
• M7: 4,176,623 km (0.086 R)
• M8: 4,601,780 km (0.066 R)
• M9: 5,294,269 km (0.08 R)
• M10: 6,951,813 km (0.08 R)
• M11: 7,689,630 km (0.079 R)
• M12: 10,010,192 km (0.101 R)
• M13: 11,997,600 km (0.113 R)
• M14: 13,767,193 km (0.102 R)
• M15: 18,249,893 km (0.048 R)
• M16: 20,047,910 km (0.106 R)
• M17: 22,315,365 km (0.069 R)
• M18: 26,706,661 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581

Radius: 12

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.39 AU - 13.41 AU

Year: 14846 Days

Day: 7.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,143,776 km

• M1: 168,597 km (0.053 R)
• M2: 820,096 km (0.11 R)
• M3: 1,232,986 km (0.059 R)
• M4: 1,676,693 km (0.114 R)
• M5: 2,383,393 km (0.109 R)
• M6: 2,851,635 km (0.077 R)
• M7: 3,643,007 km (0.1 R)
• M8: 4,481,803 km (0.065 R)
• M9: 4,930,746 km (0.112 R)
• M10: 6,186,470 km (0.081 R)
• M11: 7,734,659 km (0.11 R)
• M12: 8,335,593 km (0.102 R)
• M13: 9,475,230 km (0.095 R)
• M14: 11,056,779 km (0.112 R)
• M15: 12,184,298 km (0.079 R)
• M16: 13,321,840 km (0.118 R)
• M17: 13,782,751 km (0.057 R)
• M18: 16,175,419 km (0.071 R)
• M19: 18,022,803 km (0.106 R)
• M20: 19,582,062 km (0.104 R)
• M21: 24,997,056 km (0.09 R)
• M22: 26,621,390 km (0.078 R)
• M23: 27,671,717 km (0.091 R)
• M24: 39,471,398 km (0.04 R)
• M25: 47,677,589 km (0.09 R)
• M26: 49,539,185 km (0.073 R)
• M27: 50,806,878 km (0.091 R)
• M28: 51,287,835 km (0.093 R)
• M29: 55,245,147 km (0.111 R)
• M30: 58,168,589 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840

Radius: 5.6

Gravity: 26.79 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 14.18 AU - 18.54 AU

Year: 23931 Days

Day: 19.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,143,776 km

• M1: 69,713 km (0.101 R)
• M2: 561,291 km (0.114 R)
• M3: 2,083,150 km (0.053 R)
• M4: 3,456,608 km (0.106 R)
• M5: 3,836,138 km (0.1 R)
• M6: 4,529,824 km (0.106 R)
• M7: 6,720,684 km (0.073 R)
• M8: 7,567,707 km (0.116 R)
• M9: 12,236,807 km (0.119 R)
• M10: 12,598,085 km (0.08 R)
• M11: 14,194,145 km (0.115 R)
• M12: 14,593,123 km (0.117 R)
• M13: 15,330,042 km (0.085 R)
• M14: 19,099,759 km (0.043 R)
• M15: 20,786,774 km (0.101 R)
• M16: 21,405,062 km (0.11 R)
• M17: 22,786,897 km (0.081 R)
• M18: 25,609,360 km (0.044 R)
• M19: 32,346,500 km (0.09 R)
• M20: 33,737,461 km (0.09 R)
• M21: 40,016,682 km (0.114 R)
• M22: 45,982,945 km (0.029 R)
• M23: 47,384,826 km (0.056 R)
• M24: 49,540,532 km (0.078 R)
• M25: 55,018,656 km (0.056 R)
• M26: 57,600,117 km (0.102 R)
• M27: 58,207,185 km (0.118 R)
• M28: 78,710,321 km (0.063 R)

Asteroid Belt

Center: 16.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.1

Radius: 6.8

Gravity: 14.08 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 15.85 AU - 19.13 AU

Year: 26453 Days

Day: 20.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 90,143,776 km

• M1: 84,972 km (0.07 R)
• M2: 359,184 km (0.098 R)
• M3: 815,907 km (0.074 R)
• M4: 2,235,890 km (0.089 R)
• M5: 3,176,112 km (0.084 R)
• M6: 4,079,833 km (0.098 R)
• M7: 4,720,710 km (0.116 R)
• M8: 6,246,160 km (0.094 R)
• M9: 6,568,095 km (0.117 R)
• M10: 7,600,320 km (0.092 R)
• M11: 8,291,163 km (0.114 R)
• M12: 8,623,868 km (0.073 R)
• M13: 9,139,532 km (0.087 R)
• M14: 9,434,839 km (0.109 R)
• M15: 10,810,241 km (0.114 R)
• M16: 12,243,090 km (0.085 R)
• M17: 12,820,837 km (0.085 R)
• M18: 13,492,382 km (0.108 R)
• M19: 14,503,364 km (0.044 R)
• M20: 18,207,258 km (0.073 R)
• M21: 21,548,227 km (0.08 R)
• M22: 22,818,762 km (0.096 R)
• M23: 30,842,743 km (0.061 R)
• M24: 31,240,374 km (0.047 R)
• M25: 31,776,084 km (0.104 R)
• M26: 33,003,534 km (0.103 R)
• M27: 36,430,971 km (0.111 R)
• M28: 36,875,426 km (0.05 R)
• M29: 40,088,340 km (0.089 R)
• M30: 46,368,010 km (0.032 R)
• M31: 55,979,822 km (0.045 R)
• M32: 62,721,301 km (0.062 R)
• M33: 67,059,639 km (0.119 R)
• M34: 70,900,864 km (0.055 R)
• M35: 74,172,419 km (0.107 R)
• M36: 80,262,250 km (0.118 R)
• M37: 81,014,727 km (0.061 R)
• M38: 81,771,842 km (0.03 R)
• M39: 83,044,172 km (0.098 R)
• M40: 83,813,853 km (0.087 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 12,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit