🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.07 AU - 1.13 AU

Year: 430 Days

Day: 46 Hours

Environment

Temp: 5 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 46,316,057 km

• M1: 204,201 km (0.079 R)
• M2: 675,135 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.36 AU - 1.62 AU

Year: 678 Days

Day: 39.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.43 AU - 1.65 AU

Year: 712 Days

Day: 18.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.29 AU - 3.49 AU

Year: 1831 Days

Day: 26.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,316,057 km

• M1: 43,832 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 8.1

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.73 AU - 5.23 AU

Year: 3535 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,316,057 km

• M1: 101,128 km (0.09 R)
• M2: 424,858 km (0.099 R)
• M3: 938,427 km (0.11 R)
• M4: 1,208,452 km (0.109 R)
• M5: 1,949,111 km (0.118 R)
• M6: 2,472,404 km (0.057 R)
• M7: 3,015,295 km (0.04 R)
• M8: 3,736,207 km (0.056 R)
• M9: 5,126,869 km (0.115 R)
• M10: 5,384,177 km (0.118 R)
• M11: 5,650,012 km (0.046 R)
• M12: 6,441,684 km (0.087 R)
• M13: 6,957,199 km (0.105 R)
• M14: 8,597,838 km (0.113 R)
• M15: 9,185,309 km (0.096 R)
• M16: 10,522,415 km (0.079 R)
• M17: 11,410,278 km (0.083 R)
• M18: 11,939,705 km (0.119 R)
• M19: 12,301,583 km (0.105 R)
• M20: 13,823,142 km (0.111 R)
• M21: 17,178,024 km (0.071 R)
• M22: 18,287,592 km (0.099 R)
• M23: 18,890,471 km (0.063 R)
• M24: 19,506,366 km (0.093 R)
• M25: 20,455,414 km (0.105 R)
• M26: 20,843,621 km (0.077 R)
• M27: 21,634,545 km (0.07 R)
• M28: 22,105,030 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.8

Radius: 8.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.51 AU - 5.07 AU

Year: 3908 Days

Day: 11 Hours

Environment

Temp: -135 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,316,057 km

• M1: 100,979 km (0.107 R)
• M2: 357,240 km (0.078 R)
• M3: 810,970 km (0.084 R)
• M4: 1,075,908 km (0.112 R)
• M5: 1,532,181 km (0.103 R)
• M6: 1,945,520 km (0.12 R)
• M7: 3,401,108 km (0.076 R)
• M8: 3,762,536 km (0.11 R)
• M9: 4,170,639 km (0.118 R)
• M10: 4,837,846 km (0.083 R)
• M11: 5,625,778 km (0.115 R)
• M12: 6,934,609 km (0.111 R)
• M13: 8,066,317 km (0.114 R)
• M14: 9,243,652 km (0.099 R)
• M15: 9,835,761 km (0.112 R)
• M16: 10,650,920 km (0.071 R)
• M17: 13,274,118 km (0.112 R)
• M18: 13,884,178 km (0.054 R)
• M19: 16,620,024 km (0.102 R)
• M20: 16,999,255 km (0.104 R)
• M21: 19,336,722 km (0.069 R)
• M22: 20,120,614 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 13.7

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.24 AU - 9.5 AU

Year: 9027 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,316,057 km

• M1: 170,542 km (0.109 R)
• M2: 596,896 km (0.084 R)
• M3: 1,407,267 km (0.03 R)
• M4: 1,891,815 km (0.087 R)
• M5: 2,502,922 km (0.113 R)
• M6: 3,243,880 km (0.072 R)
• M7: 3,867,853 km (0.117 R)
• M8: 4,636,936 km (0.07 R)
• M9: 5,382,681 km (0.042 R)
• M10: 7,384,300 km (0.093 R)
• M11: 7,850,597 km (0.091 R)
• M12: 11,522,477 km (0.119 R)
• M13: 12,066,415 km (0.079 R)
• M14: 12,759,202 km (0.093 R)
• M15: 14,656,103 km (0.026 R)
• M16: 15,195,553 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122

Radius: 5.7

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 14.34 AU - 16.44 AU

Year: 22507 Days

Day: 16 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,316,057 km

• M1: 70,909 km (0.109 R)
• M2: 256,710 km (0.097 R)
• M3: 819,796 km (0.098 R)
• M4: 3,825,218 km (0.104 R)
• M5: 6,387,530 km (0.034 R)
• M6: 7,073,287 km (0.114 R)
• M7: 9,234,677 km (0.119 R)
• M8: 15,262,872 km (0.106 R)
• M9: 20,532,158 km (0.112 R)
• M10: 22,185,813 km (0.086 R)
• M11: 23,219,684 km (0.097 R)
• M12: 27,578,667 km (0.089 R)
• M13: 29,588,065 km (0.085 R)
• M14: 41,370,394 km (0.108 R)
• M15: 42,670,399 km (0.087 R)
• M16: 45,351,642 km (0.075 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: 233 - 12,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit