🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.45 AU - 0.69 AU

Year: 152 Days

Day: 43.7 Hours

Environment

Temp: 259 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.61 AU - 1.01 AU

Year: 257 Days

Day: 41.9 Hours

Environment

Temp: 183 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.92 AU - 1.42 AU

Year: 447 Days

Day: 23 Hours

Environment

Temp: 20 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.5 AU - 2.3 AU

Year: 925 Days

Day: 30 Hours

Environment

Temp: -49 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.65 AU - 3.81 AU

Year: 2544 Days

Day: 18.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 12.2

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.65 AU - 6.31 AU

Year: 4530 Days

Day: 13.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,507,619 km

• M1: 151,692 km (0.092 R)
• M2: 833,260 km (0.068 R)
• M3: 1,266,196 km (0.101 R)
• M4: 1,813,425 km (0.1 R)
• M5: 2,452,059 km (0.081 R)
• M6: 4,414,783 km (0.074 R)
• M7: 5,383,429 km (0.12 R)
• M8: 6,214,146 km (0.11 R)
• M9: 7,161,400 km (0.117 R)
• M10: 8,094,142 km (0.114 R)
• M11: 8,496,710 km (0.11 R)
• M12: 9,067,277 km (0.103 R)
• M13: 10,158,593 km (0.078 R)
• M14: 14,486,310 km (0.096 R)
• M15: 14,971,904 km (0.098 R)
• M16: 18,055,266 km (0.12 R)
• M17: 19,386,388 km (0.104 R)
• M18: 22,172,349 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.7

Radius: 12

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.75 AU - 6.59 AU

Year: 4767 Days

Day: 10.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,507,619 km

• M1: 149,448 km (0.118 R)
• M2: 706,252 km (0.057 R)
• M3: 1,395,748 km (0.064 R)
• M4: 1,794,576 km (0.116 R)
• M5: 2,499,780 km (0.044 R)
• M6: 3,006,768 km (0.078 R)
• M7: 4,344,472 km (0.07 R)
• M8: 5,345,581 km (0.068 R)
• M9: 5,872,315 km (0.118 R)
• M10: 6,282,363 km (0.119 R)
• M11: 6,680,143 km (0.066 R)
• M12: 7,192,965 km (0.116 R)
• M13: 9,005,493 km (0.06 R)
• M14: 10,121,194 km (0.087 R)
• M15: 12,057,738 km (0.06 R)
• M16: 14,230,049 km (0.078 R)
• M17: 15,853,186 km (0.109 R)
• M18: 16,420,760 km (0.078 R)
• M19: 18,143,679 km (0.108 R)
• M20: 24,858,229 km (0.095 R)
• M21: 25,702,261 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.1

Radius: 14.4

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.19 AU - 8.47 AU

Year: 6303 Days

Day: 11.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,507,619 km

• M1: 180,116 km (0.118 R)
• M2: 958,623 km (0.074 R)
• M3: 1,548,338 km (0.113 R)
• M4: 3,223,834 km (0.115 R)
• M5: 4,156,427 km (0.111 R)
• M6: 4,698,121 km (0.103 R)
• M7: 5,189,401 km (0.109 R)
• M8: 6,112,270 km (0.056 R)
• M9: 7,858,526 km (0.084 R)
• M10: 8,830,014 km (0.057 R)
• M11: 9,582,342 km (0.077 R)
• M12: 10,145,578 km (0.086 R)
• M13: 10,890,875 km (0.035 R)
• M14: 12,712,677 km (0.115 R)
• M15: 13,672,797 km (0.103 R)
• M16: 14,631,719 km (0.105 R)
• M17: 16,101,368 km (0.106 R)
• M18: 18,344,140 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.7

Radius: 12.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.31 AU - 14.11 AU

Year: 14149 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,507,619 km

• M1: 160,967 km (0.049 R)
• M2: 606,320 km (0.091 R)
• M3: 1,354,160 km (0.11 R)
• M4: 2,351,828 km (0.083 R)
• M5: 2,771,151 km (0.118 R)
• M6: 3,265,572 km (0.105 R)
• M7: 3,763,434 km (0.03 R)
• M8: 5,080,643 km (0.116 R)
• M9: 7,230,963 km (0.072 R)
• M10: 9,718,476 km (0.067 R)
• M11: 10,699,240 km (0.069 R)
• M12: 11,684,940 km (0.091 R)
• M13: 12,354,391 km (0.039 R)
• M14: 14,379,347 km (0.103 R)
• M15: 15,944,889 km (0.051 R)
• M16: 18,420,883 km (0.052 R)
• M17: 19,244,719 km (0.09 R)
• M18: 22,880,845 km (0.071 R)
• M19: 24,026,316 km (0.099 R)
• M20: 28,013,697 km (0.07 R)
• M21: 29,435,176 km (0.097 R)
• M22: 31,019,418 km (0.092 R)
• M23: 34,357,245 km (0.083 R)
• M24: 38,456,825 km (0.1 R)
• M25: 38,991,189 km (0.101 R)
• M26: 46,246,087 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407.2

Radius: 3.2

Gravity: 39.77 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 16.01 AU - 21.57 AU

Year: 28760 Days

Day: 20.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,507,619 km

• M1: 40,391 km (0.101 R)
• M2: 173,683 km (0.05 R)
• M3: 331,509 km (0.1 R)
• M4: 440,117 km (0.059 R)
• M5: 827,127 km (0.101 R)
• M6: 1,152,053 km (0.111 R)
• M7: 1,625,530 km (0.117 R)
• M8: 2,047,396 km (0.114 R)
• M9: 2,586,098 km (0.097 R)
• M10: 2,836,376 km (0.107 R)
• M11: 3,102,660 km (0.11 R)
• M12: 3,777,795 km (0.103 R)
• M13: 4,761,700 km (0.058 R)
• M14: 5,175,937 km (0.106 R)
• M15: 7,026,911 km (0.089 R)
• M16: 7,562,920 km (0.101 R)
• M17: 8,826,125 km (0.113 R)
• M18: 10,974,201 km (0.084 R)
• M19: 11,167,631 km (0.072 R)
• M20: 13,300,447 km (0.094 R)
• M21: 13,446,605 km (0.053 R)
• M22: 18,805,649 km (0.047 R)
• M23: 19,644,295 km (0.09 R)
• M24: 21,296,154 km (0.056 R)
• M25: 24,106,051 km (0.11 R)
• M26: 24,762,337 km (0.038 R)
• M27: 26,225,105 km (0.102 R)
• M28: 35,520,668 km (0.075 R)
• M29: 36,085,250 km (0.102 R)
• M30: 36,227,368 km (0.075 R)
• M31: 46,453,879 km (0.088 R)
• M32: 58,249,970 km (0.066 R)
• M33: 62,040,780 km (0.101 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 14,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit