🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.06 AU - 1.1 AU

Year: 396 Days

Day: 47 Hours

Environment

Temp: 21 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.05 AU - 1.19 AU

Year: 419 Days

Day: 19.5 Hours

Environment

Temp: 21 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.06 AU - 1.42 AU

Year: 488 Days

Day: 22.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,033,798 km

• M1: 255,663 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.47 AU - 1.95 AU

Year: 790 Days

Day: 12.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.64 AU - 2.04 AU

Year: 881 Days

Day: 22.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.17 AU - 5.81 AU

Year: 3936 Days

Day: 38.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.8

Radius: 10.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 7.29 AU - 10.43 AU

Year: 9312 Days

Day: 14.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,033,798 km

• M1: 127,457 km (0.039 R)
• M2: 445,353 km (0.062 R)
• M3: 804,388 km (0.084 R)
• M4: 1,437,187 km (0.099 R)
• M5: 3,329,749 km (0.102 R)
• M6: 4,864,474 km (0.089 R)
• M7: 7,364,853 km (0.12 R)
• M8: 8,531,716 km (0.105 R)
• M9: 14,401,937 km (0.112 R)
• M10: 15,196,600 km (0.114 R)
• M11: 15,628,938 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.4

Radius: 4.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 13.59 AU - 13.59 AU

Year: 17690 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,033,798 km

• M1: 55,501 km (0.115 R)
• M2: 299,196 km (0.096 R)
• M3: 580,889 km (0.086 R)
• M4: 947,553 km (0.119 R)
• M5: 1,698,385 km (0.099 R)
• M6: 3,255,399 km (0.101 R)
• M7: 3,821,478 km (0.041 R)
• M8: 3,994,562 km (0.089 R)
• M9: 5,438,032 km (0.113 R)
• M10: 6,812,238 km (0.119 R)
• M11: 8,330,058 km (0.074 R)
• M12: 9,498,118 km (0.03 R)
• M13: 9,978,178 km (0.118 R)
• M14: 10,986,617 km (0.106 R)
• M15: 11,515,595 km (0.088 R)
• M16: 12,481,549 km (0.069 R)
• M17: 14,837,266 km (0.084 R)
• M18: 15,428,477 km (0.084 R)
• M19: 16,316,341 km (0.057 R)
• M20: 18,498,824 km (0.094 R)
• M21: 18,870,275 km (0.059 R)
• M22: 22,649,566 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.7

Radius: 5.1

Gravity: 33.71 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.6 AU - 15.62 AU

Year: 18715 Days

Day: 19.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,033,798 km

• M1: 63,429 km (0.113 R)
• M2: 346,319 km (0.047 R)
• M3: 622,327 km (0.095 R)
• M4: 784,342 km (0.091 R)
• M5: 1,011,730 km (0.036 R)
• M6: 1,182,571 km (0.061 R)
• M7: 1,760,169 km (0.044 R)
• M8: 2,508,307 km (0.06 R)
• M9: 3,085,905 km (0.116 R)
• M10: 3,872,042 km (0.108 R)
• M11: 4,328,614 km (0.092 R)
• M12: 4,930,297 km (0.09 R)
• M13: 6,563,756 km (0.091 R)
• M14: 6,836,473 km (0.084 R)
• M15: 8,473,523 km (0.118 R)
• M16: 10,173,553 km (0.097 R)
• M17: 11,556,136 km (0.12 R)
• M18: 11,753,905 km (0.079 R)
• M19: 17,812,469 km (0.092 R)
• M20: 18,702,726 km (0.08 R)
• M21: 19,903,847 km (0.106 R)
• M22: 21,253,968 km (0.119 R)
• M23: 28,447,381 km (0.113 R)
• M24: 28,808,212 km (0.093 R)
• M25: 30,910,660 km (0.09 R)
• M26: 34,729,594 km (0.061 R)
• M27: 38,998,968 km (0.091 R)
• M28: 49,769,117 km (0.113 R)
• M29: 52,605,493 km (0.09 R)
• M30: 62,767,676 km (0.115 R)
• M31: 64,613,864 km (0.082 R)
• M32: 66,495,805 km (0.098 R)
• M33: 69,278,325 km (0.101 R)
• M34: 69,931,320 km (0.085 R)
• M35: 74,617,473 km (0.096 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 16,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit