🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.05 AU - 2.89 AU

Year: 1462 Days

Day: 42 Hours

Environment

Temp: -102 °C

Axial Tilt: 105.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.27 AU - 3.51 AU

Year: 2351 Days

Day: 38.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.6

Radius: 11.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.74 AU - 4.96 AU

Year: 4024 Days

Day: 14.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,461,910 km

• M1: 197,469 km (0.074 R)
• M2: 588,368 km (0.107 R)
• M3: 974,181 km (0.088 R)
• M4: 1,482,814 km (0.09 R)
• M5: 2,191,310 km (0.117 R)
• M6: 3,044,466 km (0.056 R)
• M7: 4,630,802 km (0.115 R)
• M8: 5,656,595 km (0.055 R)
• M9: 6,535,033 km (0.1 R)
• M10: 8,984,399 km (0.105 R)
• M11: 10,533,336 km (0.111 R)
• M12: 12,881,424 km (0.099 R)
• M13: 13,343,083 km (0.117 R)
• M14: 14,250,693 km (0.117 R)
• M15: 16,781,291 km (0.108 R)
• M16: 17,556,058 km (0.081 R)
• M17: 18,704,222 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.1

Radius: 10.6

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.34 AU - 6.24 AU

Year: 4584 Days

Day: 14.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,461,910 km

• M1: 131,945 km (0.071 R)
• M2: 496,815 km (0.078 R)
• M3: 1,114,205 km (0.114 R)
• M4: 1,473,389 km (0.096 R)
• M5: 1,950,158 km (0.036 R)
• M6: 2,656,858 km (0.11 R)
• M7: 3,771,213 km (0.113 R)
• M8: 4,528,178 km (0.042 R)
• M9: 7,215,704 km (0.111 R)
• M10: 7,749,170 km (0.089 R)
• M11: 8,783,340 km (0.116 R)
• M12: 9,907,119 km (0.089 R)
• M13: 12,438,465 km (0.091 R)
• M14: 14,678,543 km (0.059 R)
• M15: 15,264,518 km (0.083 R)
• M16: 16,313,498 km (0.071 R)
• M17: 18,066,785 km (0.077 R)
• M18: 19,942,144 km (0.092 R)
• M19: 22,993,642 km (0.119 R)
• M20: 24,223,336 km (0.061 R)
• M21: 24,667,642 km (0.112 R)
• M22: 25,420,269 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 8.5

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.51 AU - 7.99 AU

Year: 7354 Days

Day: 9.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,461,910 km

• M1: 112,647 km (0.08 R)
• M2: 571,015 km (0.112 R)
• M3: 1,249,890 km (0.064 R)
• M4: 1,613,413 km (0.095 R)
• M5: 2,096,016 km (0.066 R)
• M6: 3,511,810 km (0.118 R)
• M7: 3,954,470 km (0.093 R)
• M8: 4,378,730 km (0.083 R)
• M9: 5,071,966 km (0.057 R)
• M10: 5,769,990 km (0.115 R)
• M11: 6,142,189 km (0.076 R)
• M12: 7,632,783 km (0.115 R)
• M13: 8,123,613 km (0.111 R)
• M14: 8,548,471 km (0.109 R)
• M15: 9,259,061 km (0.086 R)
• M16: 9,535,518 km (0.081 R)
• M17: 10,056,567 km (0.088 R)
• M18: 10,596,616 km (0.076 R)
• M19: 14,869,729 km (0.072 R)
• M20: 15,962,093 km (0.081 R)
• M21: 17,384,320 km (0.051 R)
• M22: 18,305,992 km (0.071 R)
• M23: 21,186,649 km (0.069 R)
• M24: 22,073,914 km (0.119 R)
• M25: 26,978,480 km (0.109 R)
• M26: 28,794,897 km (0.102 R)
• M27: 36,878,418 km (0.114 R)
• M28: 38,397,435 km (0.101 R)
• M29: 38,873,156 km (0.065 R)
• M30: 39,352,767 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.1

Radius: 9

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.95 AU - 11.07 AU

Year: 11931 Days

Day: 7.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,461,910 km

• M1: 112,647 km (0.096 R)
• M2: 740,210 km (0.036 R)
• M3: 1,074,113 km (0.117 R)
• M4: 1,390,363 km (0.095 R)
• M5: 1,796,820 km (0.113 R)
• M6: 2,415,557 km (0.072 R)
• M7: 3,087,850 km (0.098 R)
• M8: 5,024,095 km (0.078 R)
• M9: 5,987,954 km (0.087 R)
• M10: 6,346,241 km (0.113 R)
• M11: 6,753,446 km (0.1 R)
• M12: 7,620,216 km (0.066 R)
• M13: 8,559,392 km (0.047 R)
• M14: 10,666,179 km (0.091 R)
• M15: 11,145,191 km (0.119 R)
• M16: 11,890,488 km (0.107 R)
• M17: 13,151,448 km (0.11 R)
• M18: 13,646,467 km (0.098 R)
• M19: 16,818,241 km (0.12 R)
• M20: 19,444,582 km (0.117 R)
• M21: 22,023,948 km (0.108 R)
• M22: 23,838,122 km (0.114 R)
• M23: 26,437,983 km (0.083 R)
• M24: 30,253,925 km (0.096 R)
• M25: 32,292,944 km (0.051 R)
• M26: 34,629,514 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 9.2

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 10.14 AU - 13.2 AU

Year: 15019 Days

Day: 6.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,461,910 km

• M1: 114,442 km (0.102 R)
• M2: 422,614 km (0.105 R)
• M3: 1,173,595 km (0.077 R)
• M4: 1,929,962 km (0.114 R)
• M5: 2,491,253 km (0.111 R)
• M6: 2,931,669 km (0.118 R)
• M7: 3,315,238 km (0.088 R)
• M8: 3,878,923 km (0.108 R)
• M9: 5,017,812 km (0.064 R)
• M10: 7,056,980 km (0.096 R)
• M11: 7,941,253 km (0.057 R)
• M12: 10,977,492 km (0.096 R)
• M13: 13,431,046 km (0.104 R)
• M14: 15,382,251 km (0.108 R)
• M15: 16,703,500 km (0.042 R)
• M16: 19,659,554 km (0.105 R)
• M17: 20,656,175 km (0.065 R)
• M18: 24,565,466 km (0.117 R)
• M19: 25,191,533 km (0.091 R)
• M20: 26,042,745 km (0.066 R)
• M21: 36,709,373 km (0.109 R)
• M22: 39,912,114 km (0.091 R)
• M23: 41,360,819 km (0.059 R)
• M24: 49,961,350 km (0.092 R)
• M25: 50,629,754 km (0.086 R)
• M26: 52,498,381 km (0.093 R)
• M27: 53,711,171 km (0.085 R)
• M28: 55,119,934 km (0.085 R)
• M29: 56,915,407 km (0.064 R)
• M30: 61,192,411 km (0.112 R)
• M31: 61,957,454 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.3

Radius: 5.2

Gravity: 18.95 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.47 AU - 16.91 AU

Year: 21211 Days

Day: 20.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,461,910 km

• M1: 83,476 km (0.113 R)
• M2: 549,174 km (0.108 R)
• M3: 1,044,343 km (0.114 R)
• M4: 1,524,701 km (0.036 R)
• M5: 2,350,631 km (0.061 R)
• M6: 3,194,513 km (0.097 R)
• M7: 22,529,439 km (0.097 R)
• M8: 24,996,757 km (0.098 R)
• M9: 26,185,462 km (0.098 R)
• M10: 26,516,223 km (0.1 R)
• M11: 29,380,723 km (0.055 R)
• M12: 30,826,137 km (0.118 R)
• M13: 33,598,036 km (0.052 R)
• M14: 36,258,335 km (0.108 R)
• M15: 39,199,130 km (0.118 R)
• M16: 49,135,121 km (0.057 R)
• M17: 49,975,413 km (0.072 R)
• M18: 53,609,145 km (0.106 R)
• M19: 57,973,064 km (0.111 R)
• M20: 62,567,963 km (0.039 R)
• M21: 63,356,643 km (0.102 R)
• M22: 65,357,365 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 4.7

Gravity: 21.72 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 18.25 AU - 19.57 AU

Year: 30979 Days

Day: 18.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,461,910 km

• M1: 58,493 km (0.093 R)
• M2: 207,043 km (0.087 R)
• M3: 502,649 km (0.118 R)
• M4: 1,246,749 km (0.06 R)
• M5: 1,539,960 km (0.043 R)
• M6: 1,979,928 km (0.115 R)
• M7: 2,523,866 km (0.043 R)
• M8: 3,487,725 km (0.065 R)
• M9: 3,770,764 km (0.115 R)
• M10: 3,967,784 km (0.086 R)
• M11: 6,063,950 km (0.11 R)
• M12: 8,915,435 km (0.116 R)
• M13: 9,504,402 km (0.071 R)
• M14: 10,629,378 km (0.041 R)
• M15: 14,452,501 km (0.099 R)
• M16: 15,346,797 km (0.078 R)
• M17: 15,680,998 km (0.097 R)
• M18: 19,879,911 km (0.119 R)
• M19: 24,771,163 km (0.096 R)
• M20: 25,230,878 km (0.066 R)
• M21: 25,696,277 km (0.107 R)
• M22: 26,764,405 km (0.095 R)
• M23: 29,627,858 km (0.12 R)
• M24: 33,942,111 km (0.086 R)
• M25: 38,810,924 km (0.083 R)
• M26: 45,311,400 km (0.118 R)
• M27: 46,171,737 km (0.057 R)
• M28: 48,280,768 km (0.034 R)
• M29: 52,500,924 km (0.111 R)
• M30: 63,575,505 km (0.095 R)
• M31: 70,454,613 km (0.082 R)
• M32: 75,146,152 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 16,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit