🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.9 AU - 1.28 AU

Year: 418 Days

Day: 36.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.05 AU - 1.33 AU

Year: 477 Days

Day: 22.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.64 AU - 1.84 AU

Year: 843 Days

Day: 37.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2 AU - 3.12 AU

Year: 1504 Days

Day: 31.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.59 AU - 4.39 AU

Year: 2926 Days

Day: 29.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 9.8

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.99 AU - 7.11 AU

Year: 5463 Days

Day: 13.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,012,708 km

• M1: 121,922 km (0.107 R)
• M2: 429,495 km (0.092 R)
• M3: 844,181 km (0.073 R)
• M4: 1,311,525 km (0.08 R)
• M5: 1,645,577 km (0.056 R)
• M6: 2,090,331 km (0.111 R)
• M7: 3,080,370 km (0.102 R)
• M8: 3,680,407 km (0.096 R)
• M9: 4,401,319 km (0.077 R)
• M10: 4,772,022 km (0.047 R)
• M11: 7,103,206 km (0.096 R)
• M12: 7,879,469 km (0.055 R)
• M13: 8,392,590 km (0.105 R)
• M14: 8,819,094 km (0.114 R)
• M15: 9,988,201 km (0.085 R)
• M16: 11,471,913 km (0.093 R)
• M17: 12,539,593 km (0.111 R)
• M18: 21,408,502 km (0.073 R)
• M19: 21,937,929 km (0.105 R)
• M20: 22,273,178 km (0.101 R)
• M21: 22,748,301 km (0.025 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.6

Radius: 14.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.76 AU - 7.58 AU

Year: 5626 Days

Day: 10 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,012,708 km

• M1: 178,620 km (0.051 R)
• M2: 801,246 km (0.052 R)
• M3: 1,513,332 km (0.107 R)
• M4: 1,954,795 km (0.082 R)
• M5: 3,589,900 km (0.113 R)
• M6: 4,187,544 km (0.067 R)
• M7: 4,727,442 km (0.114 R)
• M8: 5,261,058 km (0.099 R)
• M9: 6,093,271 km (0.067 R)
• M10: 6,664,585 km (0.091 R)
• M11: 10,706,720 km (0.111 R)
• M12: 11,631,534 km (0.032 R)
• M13: 12,561,284 km (0.119 R)
• M14: 13,996,676 km (0.102 R)
• M15: 15,760,285 km (0.091 R)
• M16: 19,724,928 km (0.098 R)
• M17: 20,844,967 km (0.061 R)
• M18: 24,088,100 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.3

Radius: 13.3

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 11.22 AU - 11.68 AU

Year: 14223 Days

Day: 11.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,012,708 km

• M1: 165,455 km (0.086 R)
• M2: 1,431,652 km (0.114 R)
• M3: 4,650,100 km (0.085 R)
• M4: 6,287,898 km (0.118 R)
• M5: 7,618,870 km (0.025 R)
• M6: 11,163,292 km (0.071 R)
• M7: 11,672,523 km (0.044 R)
• M8: 12,495,611 km (0.119 R)
• M9: 14,790,143 km (0.095 R)
• M10: 16,686,296 km (0.12 R)
• M11: 17,353,054 km (0.103 R)
• M12: 18,191,849 km (0.102 R)
• M13: 19,950,671 km (0.089 R)
• M14: 23,526,808 km (0.073 R)
• M15: 24,083,761 km (0.06 R)
• M16: 26,003,999 km (0.119 R)
• M17: 32,148,134 km (0.091 R)
• M18: 33,647,104 km (0.087 R)
• M19: 46,771,475 km (0.102 R)
• M20: 50,824,081 km (0.115 R)
• M21: 51,599,447 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117

Radius: 7.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 10.21 AU - 14.99 AU

Year: 16418 Days

Day: 15.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,012,708 km

• M1: 139,724 km (0.068 R)
• M2: 923,617 km (0.083 R)
• M3: 1,847,085 km (0.081 R)
• M4: 2,548,101 km (0.05 R)
• M5: 3,928,590 km (0.029 R)
• M6: 5,286,639 km (0.055 R)
• M7: 7,562,621 km (0.067 R)
• M8: 8,599,484 km (0.098 R)
• M9: 9,282,847 km (0.052 R)
• M10: 10,001,964 km (0.084 R)
• M11: 10,565,200 km (0.116 R)
• M12: 12,065,816 km (0.077 R)
• M13: 13,646,617 km (0.047 R)
• M14: 17,480,362 km (0.089 R)
• M15: 18,297,316 km (0.114 R)
• M16: 19,569,945 km (0.102 R)
• M17: 21,280,746 km (0.114 R)
• M18: 21,588,170 km (0.073 R)
• M19: 22,767,450 km (0.091 R)
• M20: 24,573,694 km (0.095 R)
• M21: 29,313,852 km (0.088 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 11,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit