🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.49 AU - 0.81 AU

Year: 338 Days

Day: 47.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.9

Radius: 11.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.92 AU - 1.16 AU

Year: 685 Days

Day: 15 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 75,105,630 km

• M1: 145,559 km (0.087 R)
• M2: 534,064 km (0.111 R)
• M3: 924,515 km (0.106 R)
• M4: 1,490,444 km (0.064 R)
• M5: 2,165,579 km (0.094 R)
• M6: 2,574,729 km (0.031 R)
• M7: 3,701,201 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.3

Radius: 10.6

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.04 AU - 1.44 AU

Year: 892 Days

Day: 9.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,105,630 km

• M1: 131,945 km (0.087 R)
• M2: 545,284 km (0.114 R)
• M3: 906,114 km (0.084 R)
• M4: 2,072,828 km (0.08 R)
• M5: 2,720,288 km (0.069 R)
• M6: 3,630,591 km (0.119 R)
• M7: 4,485,692 km (0.088 R)
• M8: 4,933,289 km (0.082 R)
• M9: 5,351,714 km (0.057 R)
• M10: 5,897,597 km (0.108 R)
• M11: 6,682,836 km (0.036 R)
• M12: 7,077,176 km (0.112 R)
• M13: 8,328,113 km (0.076 R)
• M14: 9,430,500 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.3

Radius: 10.8

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.37 AU - 2.09 AU

Year: 1469 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,105,630 km

• M1: 134,339 km (0.109 R)
• M2: 608,115 km (0.098 R)
• M3: 1,278,763 km (0.049 R)
• M4: 1,621,043 km (0.028 R)
• M5: 2,003,115 km (0.119 R)
• M6: 2,563,060 km (0.073 R)
• M7: 4,544,484 km (0.091 R)
• M8: 5,077,202 km (0.084 R)
• M9: 5,720,174 km (0.07 R)
• M10: 6,268,151 km (0.041 R)
• M11: 7,552,449 km (0.099 R)
• M12: 8,511,221 km (0.081 R)
• M13: 8,973,179 km (0.105 R)
• M14: 9,947,211 km (0.032 R)
• M15: 10,705,224 km (0.109 R)
• M16: 11,687,633 km (0.105 R)
• M17: 12,492,469 km (0.115 R)
• M18: 13,009,031 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 8.9

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.43 AU - 2.09 AU

Year: 1508 Days

Day: 8.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,105,630 km

• M1: 112,049 km (0.029 R)
• M2: 396,434 km (0.09 R)
• M3: 1,041,500 km (0.072 R)
• M4: 1,771,688 km (0.047 R)
• M5: 2,151,217 km (0.062 R)
• M6: 2,597,318 km (0.056 R)
• M7: 3,003,476 km (0.12 R)
• M8: 3,498,795 km (0.102 R)
• M9: 3,995,460 km (0.106 R)
• M10: 4,788,777 km (0.035 R)
• M11: 6,636,012 km (0.117 R)
• M12: 8,825,526 km (0.106 R)
• M13: 11,778,439 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 12.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.49 AU - 4.59 AU

Year: 5243 Days

Day: 14.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 119.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,105,630 km

• M1: 206,894 km (0.097 R)
• M2: 879,935 km (0.082 R)
• M3: 1,628,223 km (0.051 R)
• M4: 2,072,379 km (0.112 R)
• M5: 3,002,878 km (0.116 R)
• M6: 4,312,607 km (0.069 R)
• M7: 5,593,614 km (0.107 R)
• M8: 7,080,467 km (0.094 R)
• M9: 8,395,433 km (0.073 R)
• M10: 12,511,020 km (0.066 R)
• M11: 14,753,791 km (0.089 R)
• M12: 18,187,511 km (0.044 R)
• M13: 18,829,136 km (0.086 R)
• M14: 26,425,865 km (0.053 R)
• M15: 28,259,935 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.3

Radius: 15

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.15 AU - 5.35 AU

Year: 6684 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,105,630 km

• M1: 186,698 km (0.059 R)
• M2: 1,054,964 km (0.047 R)
• M3: 2,181,436 km (0.077 R)
• M4: 2,957,700 km (0.043 R)
• M5: 5,181,322 km (0.091 R)
• M6: 6,334,722 km (0.104 R)
• M7: 8,398,125 km (0.112 R)
• M8: 11,567,506 km (0.103 R)
• M9: 12,181,755 km (0.034 R)
• M10: 15,524,070 km (0.096 R)
• M11: 19,081,208 km (0.061 R)
• M12: 24,458,504 km (0.09 R)
• M13: 25,386,609 km (0.106 R)
• M14: 32,351,736 km (0.078 R)
• M15: 32,856,928 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.1

Radius: 7.4

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.2 AU - 7.66 AU

Year: 11779 Days

Day: 23.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,105,630 km

• M1: 93,798 km (0.099 R)
• M2: 431,889 km (0.054 R)
• M3: 738,714 km (0.101 R)
• M4: 986,299 km (0.09 R)
• M5: 1,355,207 km (0.063 R)
• M6: 1,717,683 km (0.099 R)
• M7: 3,062,717 km (0.111 R)
• M8: 4,048,866 km (0.102 R)
• M9: 4,522,044 km (0.094 R)
• M10: 5,164,717 km (0.076 R)
• M11: 6,240,625 km (0.074 R)
• M12: 6,472,651 km (0.094 R)
• M13: 10,738,883 km (0.032 R)
• M14: 11,644,549 km (0.075 R)
• M15: 11,937,760 km (0.045 R)
• M16: 13,736,675 km (0.117 R)
• M17: 13,998,172 km (0.092 R)
• M18: 14,871,225 km (0.053 R)
• M19: 21,145,958 km (0.106 R)
• M20: 27,510,300 km (0.075 R)
• M21: 29,199,260 km (0.1 R)
• M22: 31,519,374 km (0.104 R)
• M23: 33,367,655 km (0.077 R)
• M24: 34,800,354 km (0.09 R)
• M25: 35,043,002 km (0.112 R)
• M26: 37,278,593 km (0.1 R)
• M27: 38,951,097 km (0.099 R)
• M28: 39,212,743 km (0.092 R)
• M29: 41,757,553 km (0.102 R)
• M30: 43,000,562 km (0.116 R)
• M31: 45,705,291 km (0.073 R)
• M32: 52,400,095 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.3

Radius: 5.1

Gravity: 30.12 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.29 AU - 9.33 AU

Year: 18342 Days

Day: 25 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,105,630 km

• M1: 63,579 km (0.059 R)
• M2: 486,642 km (0.113 R)
• M3: 1,278,613 km (0.115 R)
• M4: 1,590,225 km (0.11 R)
• M5: 2,935,559 km (0.115 R)
• M6: 7,854,487 km (0.071 R)
• M7: 11,235,548 km (0.12 R)
• M8: 17,180,418 km (0.119 R)
• M9: 18,296,418 km (0.084 R)
• M10: 20,958,512 km (0.097 R)
• M11: 21,539,849 km (0.077 R)
• M12: 23,451,561 km (0.115 R)
• M13: 24,183,393 km (0.082 R)
• M14: 26,695,590 km (0.093 R)
• M15: 27,608,586 km (0.117 R)
• M16: 32,231,160 km (0.083 R)
• M17: 39,943,978 km (0.045 R)
• M18: 59,071,412 km (0.075 R)
• M19: 63,191,337 km (0.075 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 17,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit