🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.7 AU - 1.02 AU

Year: 334 Days

Day: 41.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.75 AU - 1.17 AU

Year: 394 Days

Day: 16.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.09 AU - 1.75 AU

Year: 709 Days

Day: 29.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.37 AU - 1.47 AU

Year: 709 Days

Day: 40.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.59 AU - 2.47 AU

Year: 1212 Days

Day: 18.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.5

Radius: 14.4

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.25 AU - 3.43 AU

Year: 2557 Days

Day: 6.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,590,922 km

• M1: 205,697 km (0.099 R)
• M2: 721,511 km (0.115 R)
• M3: 1,252,583 km (0.071 R)
• M4: 4,663,714 km (0.084 R)
• M5: 7,391,481 km (0.068 R)
• M6: 10,307,592 km (0.104 R)
• M7: 11,199,794 km (0.038 R)
• M8: 12,884,266 km (0.113 R)
• M9: 13,919,783 km (0.063 R)
• M10: 16,254,706 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748

Radius: 13.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.38 AU - 9.66 AU

Year: 12307 Days

Day: 13.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,590,922 km

• M1: 169,195 km (0.089 R)
• M2: 641,924 km (0.114 R)
• M3: 1,256,921 km (0.095 R)
• M4: 2,697,549 km (0.117 R)
• M5: 3,895,678 km (0.034 R)
• M6: 5,049,227 km (0.048 R)
• M7: 5,814,869 km (0.118 R)
• M8: 6,940,892 km (0.105 R)
• M9: 7,888,595 km (0.106 R)
• M10: 8,440,910 km (0.076 R)
• M11: 10,857,215 km (0.049 R)
• M12: 11,599,968 km (0.044 R)
• M13: 16,864,168 km (0.104 R)
• M14: 17,319,544 km (0.032 R)
• M15: 19,637,114 km (0.111 R)
• M16: 24,298,733 km (0.099 R)
• M17: 26,782,806 km (0.119 R)
• M18: 27,507,608 km (0.065 R)
• M19: 28,245,424 km (0.071 R)
• M20: 29,541,092 km (0.092 R)
• M21: 36,115,918 km (0.077 R)
• M22: 37,000,939 km (0.098 R)
• M23: 38,029,873 km (0.074 R)
• M24: 39,876,509 km (0.084 R)
• M25: 40,550,148 km (0.106 R)
• M26: 45,043,470 km (0.091 R)
• M27: 48,014,334 km (0.072 R)
• M28: 50,483,297 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.2

Radius: 10.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.92 AU - 10.32 AU

Year: 12501 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,590,922 km

• M1: 125,961 km (0.096 R)
• M2: 681,269 km (0.085 R)
• M3: 1,272,928 km (0.099 R)
• M4: 1,709,604 km (0.027 R)
• M5: 2,870,334 km (0.099 R)
• M6: 3,286,366 km (0.102 R)
• M7: 3,927,094 km (0.1 R)
• M8: 4,290,018 km (0.094 R)
• M9: 5,456,882 km (0.063 R)
• M10: 5,848,379 km (0.048 R)
• M11: 6,487,162 km (0.111 R)
• M12: 10,584,349 km (0.047 R)
• M13: 12,230,374 km (0.078 R)
• M14: 17,208,542 km (0.118 R)
• M15: 19,129,529 km (0.086 R)
• M16: 20,391,387 km (0.099 R)
• M17: 21,932,693 km (0.096 R)
• M18: 22,693,249 km (0.05 R)
• M19: 26,335,508 km (0.096 R)
• M20: 30,163,119 km (0.065 R)

Asteroid Belt

Center: 10.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.5

Radius: 4.8

Gravity: 33.49 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.99 AU - 11.19 AU

Year: 14439 Days

Day: 15.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,590,922 km

• M1: 59,839 km (0.101 R)
• M2: 503,247 km (0.089 R)
• M3: 728,242 km (0.087 R)
• M4: 984,354 km (0.074 R)
• M5: 1,257,669 km (0.106 R)
• M6: 1,548,637 km (0.109 R)
• M7: 1,865,635 km (0.075 R)
• M8: 2,583,555 km (0.104 R)
• M9: 3,443,145 km (0.089 R)
• M10: 4,478,661 km (0.114 R)
• M11: 6,752,698 km (0.118 R)
• M12: 8,552,660 km (0.08 R)
• M13: 14,224,514 km (0.028 R)
• M14: 20,161,455 km (0.116 R)
• M15: 22,079,000 km (0.084 R)
• M16: 22,840,453 km (0.09 R)
• M17: 23,130,374 km (0.113 R)
• M18: 23,325,150 km (0.113 R)
• M19: 23,717,845 km (0.029 R)
• M20: 23,915,763 km (0.107 R)
• M21: 24,315,040 km (0.113 R)
• M22: 27,127,031 km (0.081 R)
• M23: 27,343,648 km (0.103 R)
• M24: 29,230,975 km (0.117 R)
• M25: 39,286,346 km (0.092 R)
• M26: 39,563,550 km (0.118 R)
• M27: 42,408,004 km (0.028 R)
• M28: 43,880,047 km (0.117 R)
• M29: 44,930,374 km (0.073 R)
• M30: 46,460,012 km (0.101 R)
• M31: 47,708,407 km (0.109 R)
• M32: 51,919,886 km (0.077 R)
• M33: 56,196,590 km (0.107 R)
• M34: 59,235,222 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.6

Radius: 4.5

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.85 AU - 16.89 AU

Year: 26488 Days

Day: 23.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,590,922 km

• M1: 56,249 km (0.12 R)
• M2: 525,089 km (0.071 R)
• M3: 910,153 km (0.114 R)
• M4: 1,189,153 km (0.107 R)
• M5: 1,864,139 km (0.057 R)
• M6: 2,833,683 km (0.088 R)
• M7: 3,096,078 km (0.044 R)
• M8: 4,249,926 km (0.091 R)
• M9: 7,814,843 km (0.108 R)
• M10: 9,070,717 km (0.101 R)
• M11: 11,374,076 km (0.064 R)
• M12: 12,979,859 km (0.096 R)
• M13: 13,971,992 km (0.074 R)
• M14: 19,191,612 km (0.069 R)
• M15: 20,476,508 km (0.04 R)
• M16: 22,369,968 km (0.118 R)
• M17: 46,718,069 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 18,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit