🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.76 AU - 1.04 AU

Year: 329 Days

Day: 24.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 58,034,344 km

• M1: 18,401 km (0.088 R)
• M2: 86,617 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.17 AU - 1.45 AU

Year: 577 Days

Day: 21 Hours

Environment

Temp: -32 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.38 AU - 3.48 AU

Year: 1931 Days

Day: 18.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,034,344 km

• M1: 555,906 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.44 AU - 3.96 AU

Year: 2740 Days

Day: 29.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,034,344 km

• M1: 54,154 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.3

Radius: 10.8

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.35 AU - 8.73 AU

Year: 7192 Days

Day: 7.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,034,344 km

• M1: 134,339 km (0.1 R)
• M2: 655,089 km (0.117 R)
• M3: 1,120,638 km (0.078 R)
• M4: 1,519,466 km (0.075 R)
• M5: 1,982,621 km (0.075 R)
• M6: 2,824,857 km (0.086 R)
• M7: 3,328,104 km (0.12 R)
• M8: 4,794,911 km (0.042 R)
• M9: 5,482,612 km (0.096 R)
• M10: 6,234,641 km (0.1 R)
• M11: 6,906,634 km (0.031 R)
• M12: 8,648,403 km (0.075 R)
• M13: 9,667,314 km (0.087 R)
• M14: 10,325,544 km (0.11 R)
• M15: 11,784,273 km (0.11 R)
• M16: 13,897,642 km (0.07 R)
• M17: 14,253,087 km (0.115 R)
• M18: 17,387,312 km (0.12 R)
• M19: 18,432,103 km (0.091 R)
• M20: 18,789,343 km (0.111 R)
• M21: 21,658,630 km (0.052 R)
• M22: 23,114,666 km (0.104 R)
• M23: 26,401,182 km (0.083 R)
• M24: 30,681,177 km (0.09 R)
• M25: 31,691,411 km (0.056 R)
• M26: 33,991,927 km (0.099 R)
• M27: 34,855,406 km (0.118 R)
• M28: 35,512,590 km (0.12 R)
• M29: 39,511,939 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.4

Radius: 12.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.9 AU - 9.8 AU

Year: 8468 Days

Day: 5.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,034,344 km

• M1: 156,031 km (0.115 R)
• M2: 654,341 km (0.041 R)
• M3: 1,220,569 km (0.048 R)
• M4: 1,862,194 km (0.084 R)
• M5: 3,149,634 km (0.104 R)
• M6: 3,879,073 km (0.111 R)
• M7: 4,658,627 km (0.092 R)
• M8: 5,880,842 km (0.085 R)
• M9: 6,718,440 km (0.063 R)
• M10: 7,266,118 km (0.078 R)
• M11: 7,759,193 km (0.08 R)
• M12: 8,230,725 km (0.099 R)
• M13: 11,041,819 km (0.085 R)
• M14: 13,562,693 km (0.071 R)
• M15: 14,826,795 km (0.083 R)
• M16: 15,487,568 km (0.095 R)
• M17: 16,585,617 km (0.093 R)
• M18: 17,661,375 km (0.116 R)
• M19: 18,179,133 km (0.067 R)
• M20: 23,129,476 km (0.055 R)
• M21: 24,289,907 km (0.09 R)
• M22: 25,115,687 km (0.077 R)
• M23: 26,533,576 km (0.092 R)
• M24: 35,358,055 km (0.096 R)
• M25: 38,110,806 km (0.05 R)
• M26: 40,362,553 km (0.091 R)
• M27: 42,701,665 km (0.048 R)
• M28: 44,718,693 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.1

Radius: 4.4

Gravity: 51.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.01 AU - 15.79 AU

Year: 18885 Days

Day: 23.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 58,034,344 km

• M1: 55,351 km (0.098 R)
• M2: 194,328 km (0.062 R)
• M3: 476,170 km (0.098 R)
• M4: 821,891 km (0.116 R)
• M5: 1,544,448 km (0.09 R)
• M6: 2,359,009 km (0.111 R)
• M7: 2,693,360 km (0.029 R)
• M8: 2,845,950 km (0.111 R)
• M9: 3,196,757 km (0.065 R)
• M10: 3,456,160 km (0.08 R)
• M11: 3,729,325 km (0.111 R)
• M12: 5,198,526 km (0.055 R)
• M13: 5,395,846 km (0.11 R)
• M14: 6,548,946 km (0.101 R)
• M15: 6,779,177 km (0.108 R)
• M16: 7,353,932 km (0.063 R)
• M17: 9,215,229 km (0.038 R)
• M18: 9,504,551 km (0.101 R)
• M19: 10,722,427 km (0.104 R)
• M20: 12,247,428 km (0.119 R)
• M21: 13,760,910 km (0.102 R)
• M22: 21,667,008 km (0.062 R)
• M23: 21,870,610 km (0.116 R)
• M24: 25,529,475 km (0.079 R)
• M25: 27,741,728 km (0.063 R)
• M26: 30,842,892 km (0.08 R)
• M27: 31,882,149 km (0.076 R)
• M28: 37,283,978 km (0.09 R)
• M29: 39,970,606 km (0.084 R)
• M30: 45,392,332 km (0.116 R)
• M31: 48,278,075 km (0.037 R)
• M32: 52,740,580 km (0.082 R)
• M33: 54,599,782 km (0.116 R)
• M34: 57,081,760 km (0.044 R)
• M35: 59,438,376 km (0.094 R)
• M36: 60,037,665 km (0.097 R)
• M37: 61,859,168 km (0.038 R)
• M38: 62,063,818 km (0.075 R)
• M39: 69,073,526 km (0.094 R)
• M40: 78,974,062 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.5

Radius: 4.3

Gravity: 17.06 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 11.03 AU - 16.47 AU

Year: 19630 Days

Day: 18.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,034,344 km

• M1: 53,556 km (0.079 R)
• M2: 338,390 km (0.098 R)
• M3: 517,309 km (0.113 R)
• M4: 970,292 km (0.054 R)
• M5: 1,467,555 km (0.118 R)
• M6: 1,831,377 km (0.1 R)
• M7: 2,919,552 km (0.072 R)
• M8: 5,845,537 km (0.083 R)
• M9: 7,699,503 km (0.098 R)
• M10: 9,647,567 km (0.06 R)
• M11: 12,328,510 km (0.099 R)
• M12: 16,421,508 km (0.108 R)
• M13: 18,526,948 km (0.11 R)
• M14: 27,147,226 km (0.086 R)
• M15: 28,640,363 km (0.117 R)
• M16: 31,905,486 km (0.03 R)
• M17: 42,462,608 km (0.05 R)
• M18: 46,841,337 km (0.079 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: 544 - 17,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit