🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.46 AU - 0.64 AU

Year: 268 Days

Day: 35.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 14.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 9.1

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.7 AU - 2.34 AU

Year: 1883 Days

Day: 9.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,649,038 km

• M1: 113,096 km (0.104 R)
• M2: 426,803 km (0.072 R)
• M3: 972,685 km (0.091 R)
• M4: 1,612,665 km (0.087 R)
• M5: 2,547,652 km (0.115 R)
• M6: 3,490,118 km (0.114 R)
• M7: 4,007,129 km (0.042 R)
• M8: 4,500,652 km (0.112 R)
• M9: 4,975,176 km (0.112 R)
• M10: 5,316,559 km (0.073 R)
• M11: 6,250,797 km (0.109 R)
• M12: 6,624,942 km (0.116 R)
• M13: 7,189,075 km (0.09 R)
• M14: 7,626,499 km (0.08 R)
• M15: 7,945,741 km (0.056 R)
• M16: 8,957,621 km (0.063 R)
• M17: 11,931,178 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 8.1

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.5 AU - 3.8 AU

Year: 4575 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,649,038 km

• M1: 104,419 km (0.111 R)
• M2: 981,063 km (0.054 R)
• M3: 3,270,359 km (0.062 R)
• M4: 3,728,129 km (0.041 R)
• M5: 4,709,191 km (0.059 R)
• M6: 5,756,975 km (0.097 R)
• M7: 7,885,753 km (0.087 R)
• M8: 8,305,973 km (0.084 R)
• M9: 10,102,943 km (0.119 R)
• M10: 10,562,806 km (0.07 R)
• M11: 11,486,573 km (0.041 R)
• M12: 12,343,021 km (0.111 R)
• M13: 15,352,033 km (0.09 R)
• M14: 15,677,558 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.9

Radius: 13.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.63 AU - 3.89 AU

Year: 4783 Days

Day: 5.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,649,038 km

• M1: 167,849 km (0.1 R)
• M2: 691,591 km (0.102 R)
• M3: 1,509,293 km (0.106 R)
• M4: 2,090,481 km (0.12 R)
• M5: 2,765,616 km (0.112 R)
• M6: 3,374,629 km (0.093 R)
• M7: 3,889,096 km (0.117 R)
• M8: 5,269,286 km (0.088 R)
• M9: 6,462,927 km (0.072 R)
• M10: 7,055,784 km (0.033 R)
• M11: 7,866,006 km (0.091 R)
• M12: 11,837,081 km (0.092 R)
• M13: 13,554,614 km (0.05 R)
• M14: 15,146,186 km (0.074 R)
• M15: 15,606,499 km (0.042 R)
• M16: 16,494,661 km (0.101 R)
• M17: 17,043,685 km (0.104 R)
• M18: 18,242,563 km (0.05 R)
• M19: 19,295,283 km (0.038 R)
• M20: 20,111,040 km (0.109 R)
• M21: 23,224,172 km (0.12 R)
• M22: 24,225,281 km (0.11 R)
• M23: 26,066,831 km (0.05 R)
• M24: 26,896,052 km (0.113 R)
• M25: 30,117,642 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.4

Radius: 5.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.9 AU - 11.96 AU

Year: 20527 Days

Day: 15.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,649,038 km

• M1: 63,579 km (0.113 R)
• M2: 366,365 km (0.099 R)
• M3: 4,676,280 km (0.114 R)
• M4: 5,426,364 km (0.067 R)
• M5: 5,693,246 km (0.072 R)
• M6: 9,283,296 km (0.076 R)
• M7: 10,563,554 km (0.117 R)
• M8: 10,770,448 km (0.115 R)
• M9: 11,085,801 km (0.104 R)
• M10: 15,038,176 km (0.12 R)
• M11: 21,118,133 km (0.082 R)
• M12: 24,921,958 km (0.073 R)
• M13: 25,105,066 km (0.107 R)
• M14: 31,339,856 km (0.059 R)
• M15: 35,098,054 km (0.097 R)
• M16: 45,102,412 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.7

Radius: 7.5

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.29 AU - 11.72 AU

Year: 23933 Days

Day: 17.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,649,038 km

• M1: 98,735 km (0.076 R)
• M2: 527,033 km (0.105 R)
• M3: 1,524,103 km (0.094 R)
• M4: 2,177,547 km (0.096 R)
• M5: 2,509,504 km (0.12 R)
• M6: 2,978,344 km (0.069 R)
• M7: 7,056,681 km (0.106 R)
• M8: 8,040,736 km (0.057 R)
• M9: 8,619,381 km (0.091 R)
• M10: 11,279,380 km (0.104 R)
• M11: 11,539,531 km (0.025 R)
• M12: 14,595,067 km (0.072 R)
• M13: 16,682,855 km (0.076 R)
• M14: 18,150,859 km (0.107 R)
• M15: 18,961,979 km (0.098 R)
• M16: 19,516,089 km (0.11 R)
• M17: 21,243,047 km (0.117 R)
• M18: 22,654,802 km (0.04 R)
• M19: 24,020,631 km (0.09 R)
• M20: 24,343,613 km (0.093 R)
• M21: 26,114,552 km (0.081 R)
• M22: 27,264,062 km (0.115 R)
• M23: 28,207,726 km (0.106 R)
• M24: 35,990,256 km (0.12 R)
• M25: 37,846,616 km (0.116 R)
• M26: 41,594,342 km (0.112 R)
• M27: 54,308,365 km (0.106 R)
• M28: 61,639,259 km (0.11 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 14,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit