🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.29 AU - 1.59 AU

Year: 638 Days

Day: 39.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.47 AU - 3.99 AU

Year: 2142 Days

Day: 20.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 11.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.6 AU - 5.7 AU

Year: 4955 Days

Day: 13.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,126,771 km

• M1: 143,016 km (0.106 R)
• M2: 568,921 km (0.076 R)
• M3: 1,143,377 km (0.09 R)
• M4: 1,767,948 km (0.09 R)
• M5: 2,732,256 km (0.066 R)
• M6: 6,001,119 km (0.082 R)
• M7: 6,633,918 km (0.032 R)
• M8: 7,310,698 km (0.048 R)
• M9: 8,762,695 km (0.104 R)
• M10: 10,309,986 km (0.104 R)
• M11: 14,320,705 km (0.038 R)
• M12: 15,278,131 km (0.055 R)
• M13: 16,824,225 km (0.083 R)
• M14: 19,200,887 km (0.073 R)
• M15: 20,225,183 km (0.052 R)
• M16: 21,793,119 km (0.111 R)
• M17: 23,135,012 km (0.1 R)
• M18: 25,250,026 km (0.112 R)
• M19: 28,353,584 km (0.109 R)
• M20: 30,406,066 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.7

Radius: 12.6

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.26 AU - 9.76 AU

Year: 8364 Days

Day: 12.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,126,771 km

• M1: 157,676 km (0.096 R)
• M2: 552,315 km (0.106 R)
• M3: 1,209,349 km (0.033 R)
• M4: 1,650,364 km (0.114 R)
• M5: 2,690,667 km (0.085 R)
• M6: 3,122,407 km (0.119 R)
• M7: 4,127,704 km (0.114 R)
• M8: 5,560,702 km (0.104 R)
• M9: 6,163,133 km (0.066 R)
• M10: 7,071,791 km (0.098 R)
• M11: 7,618,421 km (0.105 R)
• M12: 8,193,326 km (0.07 R)
• M13: 9,200,419 km (0.079 R)
• M14: 9,757,671 km (0.075 R)
• M15: 12,215,863 km (0.069 R)
• M16: 13,177,927 km (0.114 R)
• M17: 14,621,247 km (0.058 R)
• M18: 16,502,889 km (0.101 R)
• M19: 21,459,067 km (0.056 R)
• M20: 25,205,296 km (0.101 R)
• M21: 29,069,559 km (0.056 R)
• M22: 35,524,258 km (0.073 R)
• M23: 36,666,289 km (0.034 R)
• M24: 37,480,101 km (0.115 R)
• M25: 41,354,985 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.4

Radius: 8.7

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.25 AU - 8.61 AU

Year: 9031 Days

Day: 13.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,126,771 km

• M1: 108,608 km (0.032 R)
• M2: 646,113 km (0.086 R)
• M3: 951,592 km (0.082 R)
• M4: 1,900,641 km (0.111 R)
• M5: 2,224,820 km (0.097 R)
• M6: 2,624,096 km (0.079 R)
• M7: 3,520,038 km (0.106 R)
• M8: 5,044,590 km (0.034 R)
• M9: 5,835,963 km (0.098 R)
• M10: 6,929,373 km (0.052 R)
• M11: 7,663,749 km (0.091 R)
• M12: 8,070,656 km (0.104 R)
• M13: 11,076,077 km (0.1 R)
• M14: 13,665,616 km (0.059 R)
• M15: 15,195,553 km (0.092 R)
• M16: 15,773,300 km (0.084 R)
• M17: 17,805,288 km (0.085 R)
• M18: 19,551,993 km (0.062 R)
• M19: 23,213,850 km (0.114 R)
• M20: 25,653,192 km (0.063 R)
• M21: 27,971,361 km (0.077 R)
• M22: 29,132,241 km (0.095 R)
• M23: 36,437,254 km (0.09 R)
• M24: 37,009,616 km (0.108 R)
• M25: 39,479,476 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.1

Radius: 3.7

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 11.3 AU - 16.82 AU

Year: 19452 Days

Day: 20.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,126,771 km

• M1: 47,722 km (0.109 R)
• M2: 279,598 km (0.093 R)
• M3: 479,012 km (0.065 R)
• M4: 674,537 km (0.054 R)
• M5: 1,735,784 km (0.107 R)
• M6: 3,039,380 km (0.032 R)
• M7: 4,075,196 km (0.081 R)
• M8: 10,302,805 km (0.084 R)
• M9: 15,630,734 km (0.074 R)
• M10: 18,415,049 km (0.11 R)
• M11: 19,479,737 km (0.118 R)
• M12: 19,752,155 km (0.057 R)
• M13: 23,605,646 km (0.107 R)
• M14: 27,845,100 km (0.052 R)
• M15: 28,890,790 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.3

Radius: 5.1

Gravity: 23.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.32 AU - 20.02 AU

Year: 27405 Days

Day: 17.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,126,771 km

• M1: 63,429 km (0.107 R)
• M2: 256,710 km (0.113 R)
• M3: 958,474 km (0.106 R)
• M4: 1,539,362 km (0.096 R)
• M5: 1,720,525 km (0.027 R)
• M6: 2,422,887 km (0.104 R)
• M7: 2,746,467 km (0.116 R)
• M8: 3,270,658 km (0.071 R)
• M9: 3,666,045 km (0.068 R)
• M10: 3,924,850 km (0.117 R)
• M11: 4,812,863 km (0.079 R)
• M12: 6,736,093 km (0.054 R)
• M13: 9,295,264 km (0.071 R)
• M14: 10,023,656 km (0.099 R)
• M15: 10,338,260 km (0.12 R)
• M16: 12,509,075 km (0.1 R)
• M17: 17,818,303 km (0.1 R)
• M18: 21,424,360 km (0.072 R)
• M19: 22,263,305 km (0.119 R)
• M20: 22,476,482 km (0.084 R)
• M21: 23,783,817 km (0.066 R)
• M22: 25,256,459 km (0.101 R)
• M23: 30,428,656 km (0.092 R)
• M24: 31,354,068 km (0.106 R)
• M25: 34,384,622 km (0.115 R)
• M26: 36,411,523 km (0.109 R)
• M27: 37,304,024 km (0.102 R)
• M28: 38,211,036 km (0.034 R)
• M29: 39,132,709 km (0.088 R)
• M30: 40,701,541 km (0.041 R)
• M31: 46,696,527 km (0.098 R)
• M32: 51,746,801 km (0.114 R)
• M33: 59,370,458 km (0.079 R)
• M34: 65,500,979 km (0.087 R)
• M35: 69,966,176 km (0.109 R)
• M36: 74,630,039 km (0.117 R)
• M37: 84,830,370 km (0.116 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: 401 - 12,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit