🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.98 AU - 1.18 AU

Year: 421 Days

Day: 29 Hours

Environment

Temp: 16 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.92 AU - 1.36 AU

Year: 456 Days

Day: 26.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.83 AU - 4.25 AU

Year: 3043 Days

Day: 36.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.8

Radius: 12.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.19 AU - 7.09 AU

Year: 6412 Days

Day: 12.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,657,312 km

• M1: 152,440 km (0.12 R)
• M2: 579,393 km (0.118 R)
• M3: 1,039,556 km (0.056 R)
• M4: 1,505,104 km (0.115 R)
• M5: 1,988,904 km (0.105 R)
• M6: 2,418,848 km (0.074 R)
• M7: 3,672,029 km (0.114 R)
• M8: 4,326,221 km (0.101 R)
• M9: 5,259,263 km (0.028 R)
• M10: 5,649,713 km (0.037 R)
• M11: 6,059,611 km (0.114 R)
• M12: 7,082,262 km (0.108 R)
• M13: 8,497,907 km (0.061 R)
• M14: 8,995,320 km (0.11 R)
• M15: 10,370,723 km (0.104 R)
• M16: 10,987,664 km (0.068 R)
• M17: 11,881,960 km (0.093 R)
• M18: 13,985,905 km (0.058 R)
• M19: 16,709,334 km (0.067 R)
• M20: 30,672,051 km (0.101 R)
• M21: 33,659,072 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.8

Radius: 13.5

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.04 AU - 9.26 AU

Year: 8719 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,657,312 km

• M1: 168,447 km (0.071 R)
• M2: 620,382 km (0.056 R)
• M3: 1,503,159 km (0.107 R)
• M4: 2,751,105 km (0.091 R)
• M5: 3,295,491 km (0.086 R)
• M6: 3,987,382 km (0.076 R)
• M7: 4,979,365 km (0.118 R)
• M8: 5,566,088 km (0.032 R)
• M9: 5,993,788 km (0.116 R)
• M10: 6,658,601 km (0.109 R)
• M11: 9,822,895 km (0.113 R)
• M12: 10,549,193 km (0.12 R)
• M13: 11,467,724 km (0.105 R)
• M14: 12,000,592 km (0.091 R)
• M15: 13,758,666 km (0.106 R)
• M16: 15,360,859 km (0.069 R)
• M17: 16,947,195 km (0.093 R)
• M18: 18,859,804 km (0.053 R)
• M19: 20,135,425 km (0.093 R)
• M20: 25,547,427 km (0.1 R)
• M21: 26,366,026 km (0.109 R)
• M22: 32,806,813 km (0.033 R)
• M23: 34,982,116 km (0.072 R)
• M24: 37,600,677 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.4

Radius: 12.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.75 AU - 10.27 AU

Year: 10990 Days

Day: 6.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,657,312 km

• M1: 153,188 km (0.116 R)
• M2: 1,288,486 km (0.12 R)
• M3: 2,220,182 km (0.064 R)
• M4: 2,610,483 km (0.086 R)
• M5: 3,259,438 km (0.12 R)
• M6: 5,240,713 km (0.114 R)
• M7: 5,654,052 km (0.115 R)
• M8: 6,904,540 km (0.111 R)
• M9: 7,317,879 km (0.099 R)
• M10: 8,563,880 km (0.059 R)
• M11: 10,474,993 km (0.116 R)
• M12: 15,470,664 km (0.057 R)
• M13: 16,398,021 km (0.091 R)
• M14: 18,758,825 km (0.078 R)
• M15: 21,164,808 km (0.105 R)
• M16: 22,577,011 km (0.072 R)
• M17: 24,811,555 km (0.099 R)
• M18: 26,081,790 km (0.094 R)
• M19: 27,497,585 km (0.105 R)
• M20: 28,434,366 km (0.102 R)
• M21: 29,284,980 km (0.037 R)
• M22: 33,675,977 km (0.076 R)
• M23: 34,628,167 km (0.113 R)
• M24: 39,005,550 km (0.102 R)
• M25: 41,938,417 km (0.114 R)
• M26: 44,444,779 km (0.109 R)
• M27: 50,523,838 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.4

Radius: 10.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 9.29 AU - 13.73 AU

Year: 14633 Days

Day: 14 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,657,312 km

• M1: 133,292 km (0.089 R)
• M2: 475,272 km (0.093 R)
• M3: 829,670 km (0.106 R)
• M4: 1,344,436 km (0.112 R)
• M5: 2,118,007 km (0.102 R)
• M6: 2,615,420 km (0.118 R)
• M7: 2,981,785 km (0.077 R)
• M8: 3,507,322 km (0.027 R)
• M9: 3,846,161 km (0.098 R)
• M10: 4,410,744 km (0.077 R)
• M11: 5,029,780 km (0.061 R)
• M12: 5,992,741 km (0.11 R)
• M13: 7,364,254 km (0.118 R)
• M14: 8,101,323 km (0.039 R)
• M15: 10,029,340 km (0.071 R)
• M16: 14,240,072 km (0.092 R)
• M17: 20,741,745 km (0.058 R)
• M18: 26,824,843 km (0.059 R)
• M19: 33,069,806 km (0.118 R)
• M20: 34,354,403 km (0.042 R)
• M21: 36,281,822 km (0.115 R)
• M22: 44,856,622 km (0.083 R)
• M23: 45,567,212 km (0.103 R)
• M24: 47,450,051 km (0.105 R)
• M25: 49,686,240 km (0.084 R)
• M26: 52,148,172 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.6

Radius: 9.3

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 10.07 AU - 13.03 AU

Year: 14710 Days

Day: 5.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,657,312 km

• M1: 115,639 km (0.101 R)
• M2: 439,519 km (0.091 R)
• M3: 995,275 km (0.067 R)
• M4: 1,864,887 km (0.048 R)
• M5: 2,268,652 km (0.085 R)
• M6: 3,553,099 km (0.111 R)
• M7: 3,992,169 km (0.113 R)
• M8: 5,086,028 km (0.109 R)
• M9: 8,197,365 km (0.09 R)
• M10: 9,232,283 km (0.091 R)
• M11: 14,543,755 km (0.099 R)
• M12: 18,345,636 km (0.062 R)
• M13: 19,747,368 km (0.118 R)
• M14: 21,125,015 km (0.06 R)
• M15: 28,755,104 km (0.119 R)
• M16: 29,453,577 km (0.101 R)
• M17: 32,236,247 km (0.092 R)
• M18: 32,737,400 km (0.102 R)
• M19: 58,988,984 km (0.12 R)
• M20: 64,175,093 km (0.047 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 19,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit