🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.43 AU - 1.63 AU

Year: 662 Days

Day: 21.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 109 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.27 AU - 2.59 AU

Year: 1325 Days

Day: 24.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 59.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.39 AU - 3.98 AU

Year: 1984 Days

Day: 30.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.2 AU - 5.81 AU

Year: 3911 Days

Day: 41 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 14.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.55 AU - 7.71 AU

Year: 7373 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,043,189 km

• M1: 177,872 km (0.079 R)
• M2: 2,219,434 km (0.025 R)
• M3: 3,289,358 km (0.049 R)
• M4: 4,305,726 km (0.054 R)
• M5: 6,284,607 km (0.089 R)
• M6: 7,812,898 km (0.076 R)
• M7: 8,627,758 km (0.05 R)
• M8: 10,097,707 km (0.102 R)
• M9: 11,021,922 km (0.116 R)
• M10: 16,796,400 km (0.079 R)
• M11: 23,739,985 km (0.036 R)
• M12: 25,297,150 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 14.3

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.47 AU - 10.99 AU

Year: 9810 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,043,189 km

• M1: 188,045 km (0.111 R)
• M2: 653,294 km (0.089 R)
• M3: 2,570,391 km (0.084 R)
• M4: 3,086,802 km (0.063 R)
• M5: 3,789,314 km (0.089 R)
• M6: 4,788,029 km (0.085 R)
• M7: 6,693,906 km (0.119 R)
• M8: 7,268,512 km (0.073 R)
• M9: 7,836,984 km (0.101 R)
• M10: 10,556,673 km (0.107 R)
• M11: 11,741,787 km (0.029 R)
• M12: 18,750,747 km (0.087 R)
• M13: 23,860,412 km (0.105 R)
• M14: 24,358,872 km (0.1 R)
• M15: 27,497,884 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 8.4

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.42 AU - 11.54 AU

Year: 11869 Days

Day: 10.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,043,189 km

• M1: 115,490 km (0.083 R)
• M2: 1,065,286 km (0.072 R)
• M3: 1,404,724 km (0.12 R)
• M4: 2,103,047 km (0.081 R)
• M5: 2,556,478 km (0.119 R)
• M6: 3,113,281 km (0.114 R)
• M7: 3,703,594 km (0.119 R)
• M8: 4,291,813 km (0.109 R)
• M9: 7,498,144 km (0.109 R)
• M10: 9,204,308 km (0.107 R)
• M11: 10,827,295 km (0.098 R)
• M12: 12,076,288 km (0.079 R)
• M13: 12,735,566 km (0.094 R)
• M14: 14,292,581 km (0.09 R)
• M15: 16,153,728 km (0.11 R)
• M16: 18,767,053 km (0.061 R)
• M17: 19,103,947 km (0.086 R)
• M18: 19,720,440 km (0.084 R)
• M19: 20,491,916 km (0.09 R)
• M20: 25,057,943 km (0.055 R)
• M21: 27,060,011 km (0.102 R)
• M22: 28,012,351 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769

Radius: 10.6

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 9.54 AU - 12.62 AU

Year: 12903 Days

Day: 14.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,043,189 km

• M1: 133,740 km (0.078 R)
• M2: 624,571 km (0.093 R)
• M3: 1,228,199 km (0.099 R)
• M4: 2,447,272 km (0.103 R)
• M5: 3,707,634 km (0.073 R)
• M6: 4,045,276 km (0.112 R)
• M7: 4,981,011 km (0.1 R)
• M8: 6,248,105 km (0.112 R)
• M9: 7,673,922 km (0.094 R)
• M10: 9,102,432 km (0.058 R)
• M11: 9,933,149 km (0.094 R)
• M12: 12,666,751 km (0.112 R)
• M13: 15,502,827 km (0.119 R)
• M14: 18,330,526 km (0.119 R)
• M15: 19,150,173 km (0.028 R)
• M16: 21,306,028 km (0.057 R)
• M17: 24,004,175 km (0.051 R)
• M18: 25,586,322 km (0.046 R)
• M19: 33,331,902 km (0.11 R)
• M20: 40,690,322 km (0.071 R)
• M21: 41,105,007 km (0.113 R)
• M22: 42,792,471 km (0.109 R)
• M23: 45,113,781 km (0.083 R)
• M24: 46,005,384 km (0.119 R)
• M25: 49,062,716 km (0.11 R)
• M26: 50,800,595 km (0.032 R)
• M27: 51,442,669 km (0.119 R)
• M28: 52,090,128 km (0.084 R)
• M29: 53,401,354 km (0.119 R)
• M30: 54,065,119 km (0.092 R)
• M31: 54,902,568 km (0.108 R)
• M32: 55,578,751 km (0.088 R)
• M33: 56,603,346 km (0.038 R)
• M34: 58,514,609 km (0.1 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 18,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit