🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.58 AU - 0.62 AU

Year: 296 Days

Day: 20.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,777,255 km

• M1: 27,975 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644

Radius: 13.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.68 AU - 0.76 AU

Year: 388 Days

Day: 14.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 118.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,777,255 km

• M1: 164,109 km (0.106 R)
• M2: 596,896 km (0.072 R)
• M3: 1,028,186 km (0.099 R)
• M4: 1,457,382 km (0.114 R)
• M5: 2,040,964 km (0.076 R)
• M6: 3,149,783 km (0.111 R)
• M7: 4,283,436 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 14.1

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.64 AU - 0.8 AU

Year: 388 Days

Day: 7.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,777,255 km

• M1: 175,329 km (0.094 R)
• M2: 629,209 km (0.081 R)
• M3: 1,132,605 km (0.083 R)
• M4: 1,678,638 km (0.105 R)
• M5: 2,144,037 km (0.103 R)
• M6: 2,670,322 km (0.06 R)
• M7: 3,395,572 km (0.071 R)
• M8: 4,070,259 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.4

Radius: 9.2

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.01 AU - 1.11 AU

Year: 694 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,777,255 km

• M1: 114,891 km (0.068 R)
• M2: 437,424 km (0.106 R)
• M3: 802,892 km (0.116 R)
• M4: 1,237,025 km (0.065 R)
• M5: 1,615,059 km (0.118 R)
• M6: 2,166,327 km (0.035 R)
• M7: 2,454,153 km (0.065 R)
• M8: 3,368,196 km (0.079 R)
• M9: 3,757,300 km (0.111 R)
• M10: 4,794,013 km (0.082 R)
• M11: 5,160,977 km (0.106 R)
• M12: 5,453,142 km (0.118 R)
• M13: 5,892,511 km (0.091 R)
• M14: 6,863,999 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 10.3

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1 AU - 1.4 AU

Year: 836 Days

Day: 12.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,777,255 km

• M1: 128,953 km (0.109 R)
• M2: 507,586 km (0.119 R)
• M3: 841,488 km (0.074 R)
• M4: 1,212,640 km (0.117 R)
• M5: 1,763,310 km (0.108 R)
• M6: 2,167,224 km (0.116 R)
• M7: 2,518,779 km (0.099 R)
• M8: 2,908,631 km (0.092 R)
• M9: 3,435,366 km (0.114 R)
• M10: 3,886,403 km (0.069 R)
• M11: 4,246,336 km (0.115 R)
• M12: 4,732,080 km (0.084 R)
• M13: 5,329,574 km (0.104 R)
• M14: 7,216,601 km (0.059 R)
• M15: 7,984,038 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.4

Radius: 8.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.47 AU - 4.63 AU

Year: 5182 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,777,255 km

• M1: 146,606 km (0.118 R)
• M2: 662,868 km (0.119 R)
• M3: 1,159,084 km (0.087 R)
• M4: 1,480,720 km (0.068 R)
• M5: 1,800,111 km (0.108 R)
• M6: 2,110,377 km (0.092 R)
• M7: 3,190,025 km (0.051 R)
• M8: 5,060,896 km (0.111 R)
• M9: 5,793,626 km (0.059 R)
• M10: 14,857,911 km (0.025 R)
• M11: 15,275,439 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350

Radius: 14

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.64 AU - 5.48 AU

Year: 6191 Days

Day: 11 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,777,255 km

• M1: 175,030 km (0.09 R)
• M2: 936,034 km (0.064 R)
• M3: 1,401,283 km (0.074 R)
• M4: 2,194,451 km (0.065 R)
• M5: 3,101,463 km (0.109 R)
• M6: 3,865,160 km (0.112 R)
• M7: 5,543,499 km (0.057 R)
• M8: 7,256,993 km (0.094 R)
• M9: 11,023,867 km (0.088 R)
• M10: 11,844,112 km (0.08 R)
• M11: 14,231,245 km (0.118 R)
• M12: 17,042,638 km (0.092 R)
• M13: 18,515,728 km (0.089 R)
• M14: 19,218,689 km (0.052 R)
• M15: 20,814,150 km (0.088 R)
• M16: 21,784,741 km (0.092 R)
• M17: 22,352,764 km (0.098 R)
• M18: 24,343,314 km (0.118 R)
• M19: 25,655,736 km (0.047 R)
• M20: 26,933,601 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.9

Radius: 5.9

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.83 AU - 7.23 AU

Year: 11851 Days

Day: 24.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 162.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,777,255 km

• M1: 147,803 km (0.098 R)
• M2: 570,267 km (0.117 R)
• M3: 1,090,120 km (0.098 R)
• M4: 1,354,160 km (0.088 R)
• M5: 1,926,521 km (0.081 R)
• M6: 2,544,959 km (0.071 R)
• M7: 4,213,723 km (0.099 R)
• M8: 4,507,533 km (0.088 R)
• M9: 6,697,048 km (0.037 R)
• M10: 11,929,383 km (0.027 R)
• M11: 15,408,281 km (0.082 R)
• M12: 15,871,137 km (0.057 R)
• M13: 16,224,338 km (0.1 R)
• M14: 17,564,585 km (0.108 R)
• M15: 18,976,939 km (0.097 R)
• M16: 20,394,079 km (0.043 R)
• M17: 21,234,819 km (0.073 R)
• M18: 24,829,656 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.2

Radius: 6.2

Gravity: 17.38 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.23 AU - 9.67 AU

Year: 17024 Days

Day: 18 Hours

Environment

Temp: -226 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,777,255 km

• M1: 79,736 km (0.091 R)
• M2: 283,488 km (0.074 R)
• M3: 618,737 km (0.11 R)
• M4: 827,875 km (0.118 R)
• M5: 1,365,679 km (0.092 R)
• M6: 1,677,591 km (0.088 R)
• M7: 1,886,728 km (0.075 R)
• M8: 3,029,806 km (0.053 R)
• M9: 4,281,192 km (0.044 R)
• M10: 4,508,132 km (0.078 R)
• M11: 4,743,000 km (0.036 R)
• M12: 5,021,552 km (0.101 R)
• M13: 6,454,251 km (0.09 R)
• M14: 7,150,928 km (0.073 R)
• M15: 8,090,851 km (0.101 R)
• M16: 10,328,237 km (0.067 R)
• M17: 11,340,715 km (0.084 R)
• M18: 12,287,670 km (0.047 R)
• M19: 13,981,267 km (0.102 R)
• M20: 16,447,239 km (0.081 R)
• M21: 18,498,226 km (0.089 R)
• M22: 21,742,106 km (0.085 R)
• M23: 24,103,508 km (0.037 R)
• M24: 28,638,119 km (0.117 R)
• M25: 31,468,660 km (0.113 R)
• M26: 33,455,918 km (0.049 R)
• M27: 36,322,961 km (0.107 R)
• M28: 36,996,601 km (0.071 R)
• M29: 37,953,728 km (0.093 R)
• M30: 39,632,814 km (0.09 R)
• M31: 41,069,253 km (0.038 R)
• M32: 47,803,551 km (0.072 R)
• M33: 48,126,084 km (0.104 R)
• M34: 50,091,501 km (0.104 R)
• M35: 53,138,959 km (0.057 R)
• M36: 61,483,827 km (0.077 R)
• M37: 62,632,739 km (0.051 R)
• M38: 64,776,177 km (0.071 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 17,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit