🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.58 AU - 0.62 AU

Year: 206 Days

Day: 35.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 79.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 43,380,323 km

• M1: 44,281 km (0.106 R)
• M2: 257,458 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.06 AU - 1.18 AU

Year: 525 Days

Day: 32.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,380,323 km

• M1: 65,673 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.27 AU - 1.57 AU

Year: 749 Days

Day: 22.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.25 AU - 1.89 AU

Year: 871 Days

Day: 34.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.7

Radius: 13

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.64 AU - 2.78 AU

Year: 1976 Days

Day: 11.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,380,323 km

• M1: 161,715 km (0.112 R)
• M2: 591,360 km (0.095 R)
• M3: 1,258,118 km (0.109 R)
• M4: 1,694,645 km (0.094 R)
• M5: 2,791,945 km (0.103 R)
• M6: 3,349,646 km (0.084 R)
• M7: 3,998,452 km (0.102 R)
• M8: 5,251,783 km (0.112 R)
• M9: 7,078,672 km (0.057 R)
• M10: 7,736,603 km (0.078 R)
• M11: 9,174,987 km (0.091 R)
• M12: 9,957,833 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.4

Radius: 13.1

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.19 AU - 3.37 AU

Year: 2053 Days

Day: 7.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,380,323 km

• M1: 162,912 km (0.11 R)
• M2: 573,409 km (0.115 R)
• M3: 1,328,728 km (0.088 R)
• M4: 1,752,988 km (0.086 R)
• M5: 2,306,650 km (0.084 R)
• M6: 2,887,239 km (0.06 R)
• M7: 4,364,368 km (0.028 R)
• M8: 5,149,009 km (0.057 R)
• M9: 6,551,489 km (0.088 R)
• M10: 7,080,617 km (0.068 R)
• M11: 7,695,614 km (0.098 R)
• M12: 8,346,065 km (0.081 R)
• M13: 9,324,585 km (0.09 R)
• M14: 9,858,799 km (0.093 R)
• M15: 10,555,177 km (0.096 R)
• M16: 11,172,717 km (0.116 R)
• M17: 12,680,963 km (0.092 R)
• M18: 13,547,284 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.3

Radius: 8.1

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.12 AU - 4.78 AU

Year: 4158 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,380,323 km

• M1: 100,829 km (0.112 R)
• M2: 395,836 km (0.104 R)
• M3: 796,160 km (0.092 R)
• M4: 1,092,812 km (0.087 R)
• M5: 1,435,242 km (0.109 R)
• M6: 2,011,194 km (0.11 R)
• M7: 2,674,062 km (0.112 R)
• M8: 2,945,881 km (0.11 R)
• M9: 3,303,121 km (0.11 R)
• M10: 3,598,876 km (0.117 R)
• M11: 4,572,758 km (0.103 R)
• M12: 5,518,516 km (0.084 R)
• M13: 5,911,210 km (0.09 R)
• M14: 6,166,125 km (0.051 R)
• M15: 7,317,729 km (0.078 R)
• M16: 8,192,428 km (0.115 R)
• M17: 8,868,311 km (0.117 R)
• M18: 9,373,354 km (0.101 R)
• M19: 9,791,031 km (0.109 R)
• M20: 10,626,386 km (0.086 R)
• M21: 13,417,583 km (0.106 R)
• M22: 14,447,265 km (0.043 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 14.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.08 AU - 7.22 AU

Year: 7596 Days

Day: 14.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,380,323 km

• M1: 175,329 km (0.112 R)
• M2: 736,022 km (0.067 R)
• M3: 1,175,540 km (0.096 R)
• M4: 1,980,526 km (0.094 R)
• M5: 2,838,021 km (0.084 R)
• M6: 3,880,868 km (0.115 R)
• M7: 4,380,824 km (0.042 R)
• M8: 4,953,485 km (0.082 R)
• M9: 6,180,486 km (0.098 R)
• M10: 7,246,521 km (0.078 R)
• M11: 7,762,783 km (0.025 R)
• M12: 8,648,851 km (0.1 R)
• M13: 10,876,064 km (0.115 R)
• M14: 11,501,234 km (0.102 R)
• M15: 12,040,534 km (0.09 R)
• M16: 16,913,834 km (0.097 R)
• M17: 17,896,842 km (0.11 R)
• M18: 18,843,348 km (0.102 R)
• M19: 19,594,030 km (0.058 R)
• M20: 21,155,084 km (0.081 R)
• M21: 27,274,534 km (0.118 R)
• M22: 28,724,138 km (0.049 R)
• M23: 33,599,682 km (0.081 R)
• M24: 35,377,952 km (0.083 R)
• M25: 37,924,556 km (0.101 R)
• M26: 42,479,363 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 13,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit