🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.9 AU - 0.94 AU

Year: 331 Days

Day: 14.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,821,483 km

• M1: 65,823 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.45 AU - 1.83 AU

Year: 787 Days

Day: 14.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,821,483 km

• M1: 56,398 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.44 AU - 1.92 AU

Year: 816 Days

Day: 15.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,821,483 km

• M1: 935,735 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.13 AU - 3.53 AU

Year: 1784 Days

Day: 13.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 14.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.01 AU - 5.33 AU

Year: 3782 Days

Day: 6.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 66.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,821,483 km

• M1: 184,903 km (0.111 R)
• M2: 719,416 km (0.081 R)
• M3: 1,801,906 km (0.049 R)
• M4: 2,381,897 km (0.109 R)
• M5: 3,340,221 km (0.117 R)
• M6: 4,154,931 km (0.046 R)
• M7: 6,276,678 km (0.094 R)
• M8: 7,793,600 km (0.084 R)
• M9: 9,767,245 km (0.119 R)
• M10: 10,292,334 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.5

Radius: 14.4

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.19 AU - 9.99 AU

Year: 8623 Days

Day: 9.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,821,483 km

• M1: 179,368 km (0.119 R)
• M2: 946,356 km (0.055 R)
• M3: 2,514,441 km (0.092 R)
• M4: 3,526,471 km (0.109 R)
• M5: 4,525,036 km (0.12 R)
• M6: 5,893,259 km (0.085 R)
• M7: 6,383,640 km (0.11 R)
• M8: 6,901,399 km (0.069 R)
• M9: 7,982,542 km (0.045 R)
• M10: 9,566,784 km (0.103 R)
• M11: 10,154,255 km (0.108 R)
• M12: 11,105,099 km (0.073 R)
• M13: 11,703,789 km (0.043 R)
• M14: 18,862,496 km (0.084 R)
• M15: 21,730,288 km (0.119 R)
• M16: 22,589,129 km (0.109 R)
• M17: 24,625,156 km (0.091 R)
• M18: 26,165,116 km (0.09 R)
• M19: 27,137,353 km (0.107 R)
• M20: 29,530,919 km (0.057 R)
• M21: 30,006,790 km (0.091 R)
• M22: 30,487,896 km (0.107 R)
• M23: 31,366,934 km (0.081 R)
• M24: 32,062,115 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.1

Radius: 12.6

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.63 AU - 9.85 AU

Year: 10525 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,821,483 km

• M1: 156,629 km (0.039 R)
• M2: 561,890 km (0.102 R)
• M3: 2,427,076 km (0.045 R)
• M4: 3,694,918 km (0.119 R)
• M5: 4,135,633 km (0.089 R)
• M6: 4,584,128 km (0.045 R)
• M7: 5,996,930 km (0.034 R)
• M8: 6,821,962 km (0.09 R)
• M9: 9,172,294 km (0.114 R)
• M10: 9,709,500 km (0.083 R)
• M11: 10,410,516 km (0.109 R)
• M12: 10,945,777 km (0.106 R)
• M13: 11,397,263 km (0.115 R)
• M14: 12,124,608 km (0.064 R)
• M15: 13,104,773 km (0.064 R)
• M16: 14,019,714 km (0.077 R)
• M17: 14,794,182 km (0.077 R)
• M18: 17,356,794 km (0.04 R)
• M19: 19,609,887 km (0.081 R)
• M20: 21,814,362 km (0.106 R)
• M21: 26,982,370 km (0.099 R)
• M22: 27,623,247 km (0.111 R)
• M23: 33,856,242 km (0.078 R)
• M24: 36,681,248 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.9

Radius: 11.5

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.88 AU - 12.96 AU

Year: 12605 Days

Day: 11.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,821,483 km

• M1: 144,063 km (0.072 R)
• M2: 574,905 km (0.033 R)
• M3: 1,281,007 km (0.082 R)
• M4: 2,077,914 km (0.099 R)
• M5: 2,547,203 km (0.09 R)
• M6: 3,109,990 km (0.098 R)
• M7: 3,496,551 km (0.12 R)
• M8: 4,637,085 km (0.062 R)
• M9: 5,829,979 km (0.055 R)
• M10: 6,972,009 km (0.106 R)
• M11: 9,444,263 km (0.112 R)
• M12: 10,209,007 km (0.112 R)
• M13: 12,874,692 km (0.068 R)
• M14: 13,750,887 km (0.026 R)
• M15: 15,414,116 km (0.082 R)
• M16: 16,691,981 km (0.105 R)
• M17: 21,034,209 km (0.092 R)
• M18: 22,784,055 km (0.102 R)
• M19: 24,818,736 km (0.086 R)
• M20: 28,929,087 km (0.049 R)
• M21: 31,758,581 km (0.106 R)
• M22: 32,209,618 km (0.098 R)
• M23: 34,292,769 km (0.037 R)
• M24: 36,958,902 km (0.101 R)
• M25: 41,749,774 km (0.109 R)
• M26: 42,837,350 km (0.098 R)
• M27: 50,067,715 km (0.094 R)
• M28: 52,229,105 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.6

Radius: 7

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 15.79 AU - 20.85 AU

Year: 29384 Days

Day: 17.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,821,483 km

• M1: 87,066 km (0.113 R)
• M2: 484,248 km (0.119 R)
• M3: 1,115,103 km (0.101 R)
• M4: 1,363,435 km (0.048 R)
• M5: 1,730,548 km (0.041 R)
• M6: 2,142,690 km (0.064 R)
• M7: 2,823,211 km (0.114 R)
• M8: 3,529,463 km (0.074 R)
• M9: 5,880,244 km (0.097 R)
• M10: 6,313,629 km (0.064 R)
• M11: 6,558,819 km (0.087 R)
• M12: 8,070,805 km (0.04 R)
• M13: 8,606,216 km (0.034 R)
• M14: 10,411,114 km (0.061 R)
• M15: 11,827,806 km (0.059 R)
• M16: 13,841,992 km (0.103 R)
• M17: 15,848,398 km (0.1 R)
• M18: 18,955,247 km (0.046 R)
• M19: 19,987,323 km (0.117 R)
• M20: 20,695,818 km (0.1 R)
• M21: 22,635,355 km (0.116 R)
• M22: 26,027,337 km (0.101 R)
• M23: 26,553,173 km (0.09 R)
• M24: 29,402,115 km (0.104 R)
• M25: 32,207,075 km (0.113 R)
• M26: 35,699,138 km (0.068 R)
• M27: 37,536,200 km (0.115 R)
• M28: 41,397,920 km (0.096 R)
• M29: 42,114,194 km (0.099 R)
• M30: 48,145,382 km (0.09 R)
• M31: 60,223,316 km (0.087 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 11,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit