🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.97 AU - 1.45 AU

Year: 484 Days

Day: 36.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 44.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.22 AU - 1.9 AU

Year: 708 Days

Day: 32.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 179.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.24 AU - 2.98 AU

Year: 1532 Days

Day: 16.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.45 AU - 3.03 AU

Year: 1648 Days

Day: 16.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.33 AU - 5.09 AU

Year: 3139 Days

Day: 27 Hours

Environment

Temp: -126 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 15

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.6 AU - 5.58 AU

Year: 4174 Days

Day: 6.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,857,112 km

• M1: 186,549 km (0.053 R)
• M2: 792,121 km (0.118 R)
• M3: 1,356,404 km (0.118 R)
• M4: 1,952,103 km (0.104 R)
• M5: 2,487,513 km (0.113 R)
• M6: 3,027,263 km (0.032 R)
• M7: 4,019,695 km (0.084 R)
• M8: 5,057,754 km (0.093 R)
• M9: 6,487,611 km (0.105 R)
• M10: 9,627,820 km (0.11 R)
• M11: 10,749,355 km (0.101 R)
• M12: 11,528,610 km (0.091 R)
• M13: 12,004,481 km (0.118 R)
• M14: 13,046,580 km (0.069 R)
• M15: 13,563,740 km (0.1 R)
• M16: 14,916,703 km (0.075 R)
• M17: 15,539,778 km (0.061 R)
• M18: 16,239,447 km (0.119 R)
• M19: 19,382,947 km (0.086 R)
• M20: 21,524,291 km (0.07 R)
• M21: 22,763,410 km (0.099 R)
• M22: 23,362,699 km (0.041 R)
• M23: 25,785,437 km (0.092 R)
• M24: 29,417,224 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 10.6

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.95 AU - 7.37 AU

Year: 6247 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,857,112 km

• M1: 132,245 km (0.091 R)
• M2: 730,486 km (0.111 R)
• M3: 1,529,489 km (0.097 R)
• M4: 2,532,393 km (0.087 R)
• M5: 4,052,606 km (0.096 R)
• M6: 4,749,284 km (0.1 R)
• M7: 5,368,768 km (0.091 R)
• M8: 6,697,497 km (0.12 R)
• M9: 8,609,507 km (0.106 R)
• M10: 9,040,349 km (0.057 R)
• M11: 9,440,523 km (0.063 R)
• M12: 10,761,772 km (0.119 R)
• M13: 11,830,798 km (0.106 R)
• M14: 12,364,114 km (0.099 R)
• M15: 13,137,685 km (0.051 R)
• M16: 18,189,904 km (0.088 R)
• M17: 19,630,083 km (0.03 R)
• M18: 22,090,220 km (0.114 R)
• M19: 23,644,542 km (0.059 R)
• M20: 27,152,911 km (0.108 R)
• M21: 30,198,275 km (0.099 R)
• M22: 33,995,219 km (0.096 R)
• M23: 35,952,557 km (0.064 R)
• M24: 37,640,171 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.8

Radius: 7.2

Gravity: 19.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 16.8 AU - 20.54 AU

Year: 29319 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 110,857,112 km

• M1: 89,609 km (0.119 R)
• M2: 356,043 km (0.089 R)
• M3: 624,122 km (0.066 R)
• M4: 1,190,350 km (0.086 R)
• M5: 1,419,684 km (0.066 R)
• M6: 1,991,746 km (0.113 R)
• M7: 2,368,134 km (0.114 R)
• M8: 3,080,220 km (0.117 R)
• M9: 3,927,243 km (0.118 R)
• M10: 4,179,765 km (0.098 R)
• M11: 5,387,767 km (0.095 R)
• M12: 6,460,085 km (0.078 R)
• M13: 8,957,920 km (0.068 R)
• M14: 11,226,572 km (0.109 R)
• M15: 11,589,796 km (0.076 R)
• M16: 12,570,709 km (0.106 R)
• M17: 13,443,014 km (0.119 R)
• M18: 14,354,963 km (0.103 R)
• M19: 19,231,105 km (0.095 R)
• M20: 23,070,984 km (0.068 R)
• M21: 24,985,238 km (0.111 R)
• M22: 34,307,429 km (0.109 R)
• M23: 39,068,232 km (0.105 R)
• M24: 39,734,541 km (0.103 R)
• M25: 40,748,066 km (0.083 R)
• M26: 44,612,329 km (0.092 R)
• M27: 55,326,828 km (0.053 R)
• M28: 56,166,969 km (0.066 R)
• M29: 58,304,274 km (0.1 R)
• M30: 70,543,923 km (0.081 R)
• M31: 79,500,796 km (0.086 R)
• M32: 89,473,888 km (0.069 R)
• M33: 99,319,672 km (0.113 R)
• M34: 101,810,776 km (0.061 R)
• M35: 106,269,690 km (0.094 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 19,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit