🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.47 AU - 0.61 AU

Year: 174 Days

Day: 42.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.67 AU - 0.73 AU

Year: 258 Days

Day: 20.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.77 AU - 1.15 AU

Year: 414 Days

Day: 15.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,300,684 km

• M1: 534,962 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.38 AU - 1.68 AU

Year: 832 Days

Day: 42.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.34 AU - 1.8 AU

Year: 865 Days

Day: 43.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,300,684 km

• M1: 186,249 km (0.093 R)

Asteroid Belt

Center: 2.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.5

Radius: 13.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.5 AU - 2.88 AU

Year: 1940 Days

Day: 7.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,300,684 km

• M1: 172,935 km (0.039 R)
• M2: 811,419 km (0.06 R)
• M3: 1,348,924 km (0.1 R)
• M4: 1,887,776 km (0.092 R)
• M5: 2,450,114 km (0.094 R)
• M6: 3,668,439 km (0.118 R)
• M7: 4,180,064 km (0.106 R)
• M8: 5,235,925 km (0.066 R)
• M9: 5,815,168 km (0.073 R)
• M10: 6,966,025 km (0.1 R)
• M11: 7,524,175 km (0.049 R)
• M12: 8,172,382 km (0.047 R)
• M13: 9,247,542 km (0.105 R)
• M14: 10,272,587 km (0.061 R)
• M15: 10,923,188 km (0.092 R)
• M16: 11,601,315 km (0.114 R)
• M17: 12,187,589 km (0.07 R)
• M18: 12,670,790 km (0.067 R)
• M19: 14,286,148 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.4

Radius: 13.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.72 AU - 6.42 AU

Year: 5780 Days

Day: 6.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,300,684 km

• M1: 170,392 km (0.058 R)
• M2: 590,463 km (0.098 R)
• M3: 1,233,734 km (0.093 R)
• M4: 1,919,191 km (0.068 R)
• M5: 2,578,319 km (0.087 R)
• M6: 3,280,831 km (0.105 R)
• M7: 3,779,590 km (0.066 R)
• M8: 4,769,180 km (0.115 R)
• M9: 6,176,746 km (0.056 R)
• M10: 6,736,841 km (0.107 R)
• M11: 7,622,012 km (0.095 R)
• M12: 8,228,182 km (0.071 R)
• M13: 9,281,949 km (0.109 R)
• M14: 10,423,830 km (0.083 R)
• M15: 11,706,482 km (0.106 R)
• M16: 12,156,772 km (0.114 R)
• M17: 13,577,353 km (0.047 R)
• M18: 14,641,443 km (0.077 R)
• M19: 15,881,460 km (0.071 R)
• M20: 19,951,569 km (0.058 R)
• M21: 20,885,508 km (0.091 R)
• M22: 24,344,959 km (0.085 R)
• M23: 27,374,466 km (0.042 R)
• M24: 27,902,696 km (0.051 R)
• M25: 32,968,379 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620

Radius: 13.3

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.81 AU - 6.65 AU

Year: 6838 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,300,684 km

• M1: 166,203 km (0.066 R)
• M2: 618,438 km (0.095 R)
• M3: 1,066,483 km (0.059 R)
• M4: 1,560,904 km (0.051 R)
• M5: 2,162,138 km (0.07 R)
• M6: 3,113,880 km (0.109 R)
• M7: 4,302,734 km (0.108 R)
• M8: 5,202,116 km (0.059 R)
• M9: 5,868,724 km (0.028 R)
• M10: 7,559,629 km (0.098 R)
• M11: 9,732,688 km (0.111 R)
• M12: 10,416,949 km (0.092 R)
• M13: 12,610,502 km (0.07 R)
• M14: 13,591,116 km (0.108 R)
• M15: 14,100,198 km (0.062 R)
• M16: 15,520,181 km (0.04 R)
• M17: 16,265,178 km (0.052 R)
• M18: 17,759,362 km (0.079 R)
• M19: 18,782,013 km (0.096 R)
• M20: 21,931,497 km (0.091 R)
• M21: 22,790,637 km (0.089 R)
• M22: 23,916,361 km (0.12 R)
• M23: 25,845,725 km (0.082 R)
• M24: 28,977,856 km (0.08 R)
• M25: 29,539,147 km (0.032 R)
• M26: 30,780,061 km (0.079 R)
• M27: 32,254,946 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.2

Radius: 7.3

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.16 AU - 15.14 AU

Year: 18622 Days

Day: 19.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,300,684 km

• M1: 90,806 km (0.108 R)
• M2: 393,293 km (0.102 R)
• M3: 1,234,033 km (0.078 R)
• M4: 2,277,179 km (0.104 R)
• M5: 2,904,891 km (0.084 R)
• M6: 4,116,784 km (0.108 R)
• M7: 4,564,979 km (0.097 R)
• M8: 5,009,733 km (0.069 R)
• M9: 5,750,093 km (0.116 R)
• M10: 6,775,587 km (0.056 R)
• M11: 7,400,457 km (0.113 R)
• M12: 8,161,013 km (0.041 R)
• M13: 9,077,599 km (0.118 R)
• M14: 11,918,762 km (0.081 R)
• M15: 15,303,114 km (0.095 R)
• M16: 17,746,496 km (0.105 R)
• M17: 19,897,414 km (0.112 R)
• M18: 20,989,030 km (0.113 R)
• M19: 22,896,553 km (0.082 R)
• M20: 27,493,845 km (0.092 R)
• M21: 28,277,887 km (0.101 R)
• M22: 30,958,831 km (0.108 R)
• M23: 31,441,732 km (0.108 R)
• M24: 38,323,534 km (0.076 R)
• M25: 41,598,979 km (0.081 R)
• M26: 43,229,446 km (0.102 R)
• M27: 44,441,787 km (0.081 R)
• M28: 49,026,364 km (0.115 R)
• M29: 52,194,996 km (0.056 R)
• M30: 58,937,073 km (0.108 R)
• M31: 62,515,903 km (0.102 R)
• M32: 64,849,331 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.7

Radius: 4.7

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.33 AU - 14.07 AU

Year: 18737 Days

Day: 18.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,300,684 km

• M1: 58,493 km (0.048 R)
• M2: 247,285 km (0.089 R)
• M3: 580,739 km (0.068 R)
• M4: 919,578 km (0.091 R)
• M5: 1,583,045 km (0.115 R)
• M6: 4,666,257 km (0.103 R)
• M7: 9,588,476 km (0.1 R)
• M8: 14,034,524 km (0.081 R)
• M9: 15,050,593 km (0.053 R)
• M10: 16,114,683 km (0.03 R)
• M11: 17,442,364 km (0.113 R)
• M12: 18,540,711 km (0.116 R)
• M13: 21,610,908 km (0.12 R)
• M14: 22,619,796 km (0.058 R)
• M15: 22,876,806 km (0.085 R)
• M16: 26,397,741 km (0.112 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: 528 - 16,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit