🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.65 AU - 0.71 AU

Year: 243 Days

Day: 21.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.65 AU - 0.86 AU

Year: 282 Days

Day: 47.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,947,953 km

• M1: 663,616 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.97 AU - 1.13 AU

Year: 466 Days

Day: 32.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,947,953 km

• M1: 34,707 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.93 AU - 1.39 AU

Year: 542 Days

Day: 41.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.7 AU - 2.83 AU

Year: 1473 Days

Day: 23.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.9

Radius: 15

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.66 AU - 3.76 AU

Year: 2493 Days

Day: 11.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,947,953 km

• M1: 186,549 km (0.109 R)
• M2: 1,037,611 km (0.076 R)
• M3: 1,532,331 km (0.118 R)
• M4: 2,527,456 km (0.103 R)
• M5: 3,031,302 km (0.104 R)
• M6: 4,162,860 km (0.057 R)
• M7: 5,105,327 km (0.104 R)
• M8: 5,627,872 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.6

Radius: 12.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.82 AU - 3.6 AU

Year: 2493 Days

Day: 6.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,947,953 km

• M1: 154,235 km (0.031 R)
• M2: 546,331 km (0.031 R)
• M3: 968,945 km (0.1 R)
• M4: 1,482,515 km (0.117 R)
• M5: 2,176,350 km (0.039 R)
• M6: 3,376,723 km (0.117 R)
• M7: 4,173,033 km (0.045 R)
• M8: 5,417,088 km (0.102 R)
• M9: 5,958,483 km (0.099 R)
• M10: 7,324,611 km (0.114 R)
• M11: 8,823,133 km (0.096 R)
• M12: 9,715,634 km (0.049 R)
• M13: 10,184,025 km (0.101 R)
• M14: 11,923,100 km (0.059 R)
• M15: 12,799,145 km (0.119 R)
• M16: 13,495,074 km (0.096 R)
• M17: 14,354,065 km (0.067 R)
• M18: 15,393,770 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586

Radius: 14.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.59 AU - 4.19 AU

Year: 2706 Days

Day: 8.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 74.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,947,953 km

• M1: 188,194 km (0.113 R)
• M2: 838,346 km (0.074 R)
• M3: 2,020,020 km (0.111 R)
• M4: 3,023,373 km (0.056 R)
• M5: 3,825,068 km (0.099 R)
• M6: 4,876,143 km (0.099 R)
• M7: 6,350,579 km (0.05 R)
• M8: 9,061,592 km (0.098 R)
• M9: 10,054,922 km (0.032 R)
• M10: 11,679,555 km (0.081 R)
• M11: 13,295,062 km (0.081 R)
• M12: 16,706,043 km (0.099 R)
• M13: 17,388,509 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.9

Radius: 13.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.69 AU - 4.79 AU

Year: 4473 Days

Day: 8.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 29,947,953 km

• M1: 169,195 km (0.046 R)
• M2: 698,622 km (0.12 R)
• M3: 1,144,873 km (0.09 R)
• M4: 1,714,541 km (0.118 R)
• M5: 2,620,356 km (0.072 R)
• M6: 3,320,474 km (0.105 R)
• M7: 4,478,212 km (0.062 R)
• M8: 5,426,812 km (0.054 R)
• M9: 6,069,934 km (0.09 R)
• M10: 6,505,413 km (0.027 R)
• M11: 7,939,009 km (0.102 R)
• M12: 8,691,636 km (0.114 R)
• M13: 9,491,237 km (0.057 R)
• M14: 12,984,946 km (0.094 R)
• M15: 14,192,350 km (0.105 R)
• M16: 15,819,676 km (0.118 R)
• M17: 17,134,791 km (0.071 R)
• M18: 17,568,176 km (0.062 R)
• M19: 18,072,470 km (0.113 R)
• M20: 20,950,733 km (0.098 R)
• M21: 21,661,472 km (0.039 R)
• M22: 23,433,310 km (0.052 R)
• M23: 24,121,909 km (0.117 R)
• M24: 24,902,959 km (0.12 R)
• M25: 26,024,644 km (0.071 R)
• M26: 27,096,064 km (0.035 R)
• M27: 27,854,974 km (0.081 R)
• M28: 29,238,904 km (0.104 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 16,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit