🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.46 AU - 0.6 AU

Year: 253 Days

Day: 46.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,396,739 km

• M1: 42,486 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.9

Radius: 8.9

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.66 AU - 1.06 AU

Year: 523 Days

Day: 7.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,396,739 km

• M1: 110,702 km (0.095 R)
• M2: 428,897 km (0.05 R)
• M3: 769,681 km (0.101 R)
• M4: 1,557,164 km (0.079 R)
• M5: 2,103,795 km (0.108 R)
• M6: 2,573,083 km (0.087 R)
• M7: 2,949,920 km (0.097 R)
• M8: 4,277,751 km (0.072 R)
• M9: 5,400,184 km (0.088 R)
• M10: 6,609,533 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 10.5

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.84 AU - 1.84 AU

Year: 1637 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,396,739 km

• M1: 130,599 km (0.097 R)
• M2: 485,445 km (0.066 R)
• M3: 1,179,280 km (0.117 R)
• M4: 2,477,790 km (0.1 R)
• M5: 3,424,894 km (0.118 R)
• M6: 4,971,436 km (0.072 R)
• M7: 5,343,187 km (0.062 R)
• M8: 5,947,563 km (0.116 R)
• M9: 7,488,720 km (0.1 R)
• M10: 8,276,502 km (0.109 R)
• M11: 8,958,519 km (0.075 R)
• M12: 10,399,146 km (0.094 R)
• M13: 11,304,662 km (0.027 R)
• M14: 13,734,281 km (0.075 R)
• M15: 14,913,412 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 11

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.79 AU - 2.05 AU

Year: 1745 Days

Day: 7.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,396,739 km

• M1: 136,732 km (0.067 R)
• M2: 510,278 km (0.105 R)
• M3: 1,165,667 km (0.082 R)
• M4: 2,250,999 km (0.101 R)
• M5: 3,097,274 km (0.047 R)
• M6: 4,757,960 km (0.115 R)
• M7: 5,292,025 km (0.086 R)
• M8: 6,102,546 km (0.082 R)
• M9: 7,433,369 km (0.099 R)
• M10: 9,176,782 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 10.5

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.24 AU - 3.38 AU

Year: 3090 Days

Day: 6.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,396,739 km

• M1: 134,788 km (0.038 R)
• M2: 621,280 km (0.067 R)
• M3: 966,552 km (0.086 R)
• M4: 1,666,819 km (0.104 R)
• M5: 2,090,181 km (0.086 R)
• M6: 2,524,763 km (0.116 R)
• M7: 4,014,608 km (0.079 R)
• M8: 4,924,762 km (0.101 R)
• M9: 5,569,678 km (0.12 R)
• M10: 6,788,751 km (0.109 R)
• M11: 7,180,847 km (0.113 R)
• M12: 7,781,333 km (0.116 R)
• M13: 8,552,510 km (0.12 R)
• M14: 12,420,064 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.3

Radius: 11

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.74 AU - 4.06 AU

Year: 5052 Days

Day: 14.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,396,739 km

• M1: 136,882 km (0.111 R)
• M2: 524,640 km (0.069 R)
• M3: 1,177,934 km (0.11 R)
• M4: 1,578,557 km (0.105 R)
• M5: 1,935,946 km (0.038 R)
• M6: 2,489,159 km (0.1 R)
• M7: 4,782,794 km (0.078 R)
• M8: 5,893,558 km (0.096 R)
• M9: 6,742,077 km (0.066 R)
• M10: 7,871,242 km (0.034 R)
• M11: 9,812,573 km (0.105 R)
• M12: 13,211,736 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.2

Radius: 13.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.6 AU - 6.7 AU

Year: 8810 Days

Day: 6.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,396,739 km

• M1: 191,635 km (0.07 R)
• M2: 760,705 km (0.1 R)
• M3: 1,185,114 km (0.086 R)
• M4: 1,746,256 km (0.059 R)
• M5: 2,182,783 km (0.11 R)
• M6: 2,977,895 km (0.069 R)
• M7: 4,385,312 km (0.08 R)
• M8: 8,339,333 km (0.109 R)
• M9: 9,045,585 km (0.102 R)
• M10: 11,781,730 km (0.118 R)
• M11: 14,213,294 km (0.043 R)
• M12: 16,143,405 km (0.101 R)
• M13: 17,523,745 km (0.117 R)
• M14: 20,361,018 km (0.078 R)
• M15: 21,075,498 km (0.107 R)
• M16: 28,572,894 km (0.041 R)
• M17: 29,068,213 km (0.04 R)
• M18: 29,569,366 km (0.095 R)
• M19: 38,034,062 km (0.076 R)
• M20: 43,269,987 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.3

Radius: 3.6

Gravity: 21.71 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.66 AU - 8.02 AU

Year: 14401 Days

Day: 15.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,396,739 km

• M1: 49,816 km (0.099 R)
• M2: 230,680 km (0.072 R)
• M3: 346,319 km (0.058 R)
• M4: 508,633 km (0.074 R)
• M5: 1,233,883 km (0.105 R)
• M6: 1,370,915 km (0.07 R)
• M7: 1,941,182 km (0.085 R)
• M8: 2,884,845 km (0.112 R)
• M9: 4,236,313 km (0.112 R)
• M10: 8,854,997 km (0.08 R)
• M11: 9,038,853 km (0.102 R)
• M12: 9,319,499 km (0.118 R)
• M13: 11,557,184 km (0.046 R)
• M14: 15,881,759 km (0.117 R)
• M15: 22,508,645 km (0.085 R)
• M16: 26,091,664 km (0.115 R)
• M17: 31,720,433 km (0.064 R)
• M18: 40,706,478 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.2

Radius: 4.2

Gravity: 34.02 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.16 AU - 12.32 AU

Year: 21496 Days

Day: 18.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,396,739 km

• M1: 100,829 km (0.028 R)
• M2: 244,293 km (0.074 R)
• M3: 376,837 km (0.106 R)
• M4: 681,568 km (0.12 R)
• M5: 945,309 km (0.056 R)
• M6: 1,259,464 km (0.081 R)
• M7: 1,489,097 km (0.108 R)
• M8: 1,639,892 km (0.102 R)
• M9: 1,894,956 km (0.106 R)
• M10: 2,326,546 km (0.067 R)
• M11: 2,624,844 km (0.108 R)
• M12: 4,829,169 km (0.085 R)
• M13: 5,548,435 km (0.094 R)
• M14: 6,599,959 km (0.083 R)
• M15: 6,734,597 km (0.088 R)
• M16: 8,285,927 km (0.114 R)
• M17: 11,482,684 km (0.093 R)
• M18: 12,823,529 km (0.069 R)
• M19: 13,033,266 km (0.108 R)
• M20: 14,566,045 km (0.081 R)
• M21: 14,871,076 km (0.085 R)
• M22: 15,572,839 km (0.03 R)
• M23: 16,460,403 km (0.113 R)
• M24: 16,874,640 km (0.044 R)
• M25: 20,825,370 km (0.098 R)
• M26: 21,309,917 km (0.071 R)
• M27: 22,100,841 km (0.108 R)
• M28: 23,013,837 km (0.109 R)
• M29: 25,681,317 km (0.083 R)
• M30: 29,265,981 km (0.041 R)
• M31: 29,996,318 km (0.08 R)
• M32: 30,988,900 km (0.058 R)
• M33: 35,865,192 km (0.041 R)
• M34: 37,407,845 km (0.076 R)
• M35: 37,550,262 km (0.116 R)
• M36: 44,498,635 km (0.063 R)
• M37: 45,140,559 km (0.092 R)
• M38: 59,889,264 km (0.101 R)
• M39: 66,547,117 km (0.077 R)
• M40: 70,161,701 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 11,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit