🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.01 AU - 1.23 AU

Year: 541 Days

Day: 27.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.52 AU - 2.04 AU

Year: 1084 Days

Day: 17.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 9.2

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.31 AU - 3.27 AU

Year: 2128 Days

Day: 10.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,448,799 km

• M1: 115,041 km (0.082 R)
• M2: 930,050 km (0.108 R)
• M3: 1,301,801 km (0.059 R)
• M4: 2,036,625 km (0.106 R)
• M5: 2,555,132 km (0.053 R)
• M6: 3,010,807 km (0.094 R)
• M7: 3,552,650 km (0.103 R)
• M8: 3,978,406 km (0.061 R)
• M9: 4,592,355 km (0.109 R)
• M10: 5,892,211 km (0.098 R)
• M11: 6,740,581 km (0.108 R)
• M12: 7,585,510 km (0.038 R)
• M13: 8,830,014 km (0.075 R)
• M14: 9,326,081 km (0.054 R)
• M15: 11,829,302 km (0.072 R)
• M16: 12,128,498 km (0.036 R)
• M17: 12,547,970 km (0.091 R)
• M18: 13,016,660 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.2

Radius: 10.3

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.7 AU - 3.04 AU

Year: 2220 Days

Day: 10.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,448,799 km

• M1: 128,056 km (0.118 R)
• M2: 511,475 km (0.112 R)
• M3: 869,164 km (0.061 R)
• M4: 1,516,922 km (0.079 R)
• M5: 2,271,045 km (0.112 R)
• M6: 2,747,664 km (0.083 R)
• M7: 3,975,414 km (0.069 R)
• M8: 4,941,367 km (0.102 R)
• M9: 6,303,905 km (0.038 R)
• M10: 8,317,941 km (0.098 R)
• M11: 11,054,385 km (0.047 R)
• M12: 12,073,296 km (0.078 R)
• M13: 12,545,876 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 10.9

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.55 AU - 3.79 AU

Year: 3210 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,448,799 km

• M1: 135,536 km (0.076 R)
• M2: 496,665 km (0.116 R)
• M3: 898,186 km (0.114 R)
• M4: 1,749,697 km (0.063 R)
• M5: 2,318,767 km (0.03 R)
• M6: 3,248,368 km (0.099 R)
• M7: 4,302,285 km (0.104 R)
• M8: 4,955,579 km (0.083 R)
• M9: 5,830,727 km (0.082 R)
• M10: 6,431,661 km (0.088 R)
• M11: 7,194,610 km (0.1 R)
• M12: 8,450,933 km (0.09 R)
• M13: 9,185,309 km (0.042 R)
• M14: 10,037,868 km (0.047 R)
• M15: 10,861,553 km (0.108 R)
• M16: 11,476,999 km (0.072 R)
• M17: 11,857,426 km (0.101 R)
• M18: 12,912,989 km (0.066 R)
• M19: 13,417,283 km (0.095 R)
• M20: 15,160,248 km (0.115 R)
• M21: 15,981,541 km (0.097 R)
• M22: 16,670,439 km (0.115 R)
• M23: 20,787,223 km (0.108 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.2

Radius: 9.6

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.19 AU - 4.91 AU

Year: 4431 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,448,799 km

• M1: 119,828 km (0.114 R)
• M2: 435,479 km (0.085 R)
• M3: 822,788 km (0.092 R)
• M4: 1,326,784 km (0.072 R)
• M5: 1,741,170 km (0.117 R)
• M6: 2,315,476 km (0.112 R)
• M7: 2,731,358 km (0.083 R)
• M8: 3,121,659 km (0.103 R)
• M9: 5,524,051 km (0.103 R)
• M10: 5,975,837 km (0.109 R)
• M11: 6,699,591 km (0.12 R)
• M12: 9,458,774 km (0.066 R)
• M13: 11,490,014 km (0.117 R)
• M14: 12,321,629 km (0.112 R)
• M15: 13,542,646 km (0.032 R)
• M16: 14,104,686 km (0.119 R)
• M17: 15,166,382 km (0.069 R)
• M18: 16,857,735 km (0.053 R)
• M19: 18,484,313 km (0.118 R)
• M20: 18,796,524 km (0.117 R)
• M21: 20,611,146 km (0.055 R)
• M22: 23,620,905 km (0.079 R)
• M23: 24,736,307 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.2

Radius: 10.1

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.8 AU - 6.02 AU

Year: 4967 Days

Day: 6 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,448,799 km

• M1: 126,261 km (0.057 R)
• M2: 614,249 km (0.108 R)
• M3: 1,030,430 km (0.112 R)
• M4: 1,558,361 km (0.041 R)
• M5: 2,313,980 km (0.1 R)
• M6: 2,972,510 km (0.093 R)
• M7: 4,131,893 km (0.096 R)
• M8: 6,151,764 km (0.088 R)
• M9: 7,585,210 km (0.116 R)
• M10: 7,912,082 km (0.062 R)
• M11: 8,300,887 km (0.101 R)
• M12: 9,314,861 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 8.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.88 AU - 6.98 AU

Year: 7444 Days

Day: 7.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,448,799 km

• M1: 106,962 km (0.036 R)
• M2: 581,487 km (0.069 R)
• M3: 1,039,855 km (0.103 R)
• M4: 1,385,575 km (0.105 R)
• M5: 2,313,531 km (0.098 R)
• M6: 5,687,861 km (0.105 R)
• M7: 6,656,058 km (0.072 R)
• M8: 7,991,219 km (0.118 R)
• M9: 11,643,651 km (0.108 R)
• M10: 15,034,137 km (0.069 R)
• M11: 19,932,271 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.7

Radius: 15

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.24 AU - 7.62 AU

Year: 7444 Days

Day: 13.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,448,799 km

• M1: 186,549 km (0.089 R)
• M2: 809,324 km (0.084 R)
• M3: 1,599,650 km (0.074 R)
• M4: 3,139,162 km (0.086 R)
• M5: 4,621,078 km (0.065 R)
• M6: 5,447,756 km (0.076 R)
• M7: 7,904,303 km (0.103 R)
• M8: 9,812,124 km (0.102 R)
• M9: 10,499,377 km (0.108 R)
• M10: 11,257,389 km (0.077 R)
• M11: 12,925,705 km (0.052 R)
• M12: 15,082,158 km (0.096 R)
• M13: 16,647,101 km (0.07 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.8

Radius: 8.7

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.72 AU - 9.3 AU

Year: 11334 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,448,799 km

• M1: 129,851 km (0.093 R)
• M2: 590,463 km (0.054 R)
• M3: 1,646,325 km (0.111 R)
• M4: 3,256,746 km (0.102 R)
• M5: 3,859,475 km (0.074 R)
• M6: 4,187,693 km (0.082 R)
• M7: 9,566,485 km (0.064 R)
• M8: 10,884,442 km (0.115 R)
• M9: 15,235,197 km (0.1 R)
• M10: 18,704,970 km (0.1 R)
• M11: 20,821,630 km (0.101 R)
• M12: 21,425,557 km (0.091 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 13,989 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit