🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.42 AU - 0.66 AU

Year: 260 Days

Day: 16.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,751,239 km

• M1: 332,556 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 10.7

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.64 AU - 0.74 AU

Year: 376 Days

Day: 13.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,751,239 km

• M1: 133,142 km (0.112 R)
• M2: 607,218 km (0.108 R)
• M3: 1,039,406 km (0.059 R)
• M4: 1,520,214 km (0.08 R)
• M5: 1,983,369 km (0.078 R)
• M6: 2,409,423 km (0.038 R)
• M7: 2,804,062 km (0.103 R)
• M8: 3,186,135 km (0.108 R)
• M9: 3,554,894 km (0.082 R)
• M10: 3,888,198 km (0.035 R)
• M11: 4,269,673 km (0.102 R)
• M12: 4,881,379 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 11

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.61 AU - 0.93 AU

Year: 443 Days

Day: 11.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,751,239 km

• M1: 137,032 km (0.077 R)
• M2: 637,287 km (0.099 R)
• M3: 1,130,511 km (0.063 R)
• M4: 1,662,780 km (0.112 R)
• M5: 2,075,670 km (0.102 R)
• M6: 2,422,738 km (0.047 R)
• M7: 2,808,999 km (0.079 R)
• M8: 3,388,691 km (0.044 R)
• M9: 3,783,929 km (0.058 R)
• M10: 4,579,640 km (0.104 R)
• M11: 5,095,752 km (0.08 R)
• M12: 5,600,047 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.7

Radius: 13

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.48 AU - 2.08 AU

Year: 1558 Days

Day: 12 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,751,239 km

• M1: 161,715 km (0.055 R)
• M2: 608,415 km (0.064 R)
• M3: 1,149,660 km (0.057 R)
• M4: 1,751,791 km (0.09 R)
• M5: 2,419,446 km (0.05 R)
• M6: 2,827,849 km (0.109 R)
• M7: 3,376,424 km (0.1 R)
• M8: 3,960,155 km (0.092 R)
• M9: 4,951,540 km (0.038 R)
• M10: 5,662,579 km (0.026 R)
• M11: 6,894,218 km (0.065 R)
• M12: 7,315,485 km (0.074 R)
• M13: 9,428,855 km (0.106 R)
• M14: 10,216,338 km (0.113 R)
• M15: 11,847,703 km (0.085 R)
• M16: 12,882,770 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 8.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.54 AU - 2.06 AU

Year: 1584 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,751,239 km

• M1: 102,325 km (0.071 R)
• M2: 371,751 km (0.117 R)
• M3: 697,575 km (0.116 R)
• M4: 969,095 km (0.043 R)
• M5: 1,326,634 km (0.111 R)
• M6: 2,946,180 km (0.112 R)
• M7: 3,230,416 km (0.096 R)
• M8: 3,884,608 km (0.04 R)
• M9: 5,627,722 km (0.102 R)
• M10: 8,310,461 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269

Radius: 9

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.21 AU - 2.51 AU

Year: 2378 Days

Day: 8.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,751,239 km

• M1: 111,899 km (0.113 R)
• M2: 441,164 km (0.076 R)
• M3: 904,618 km (0.067 R)
• M4: 1,404,126 km (0.09 R)
• M5: 1,732,643 km (0.072 R)
• M6: 3,565,815 km (0.068 R)
• M7: 3,901,363 km (0.027 R)
• M8: 4,276,554 km (0.047 R)
• M9: 5,931,556 km (0.101 R)
• M10: 6,236,137 km (0.089 R)
• M11: 7,807,662 km (0.04 R)
• M12: 8,260,346 km (0.099 R)
• M13: 9,595,656 km (0.057 R)
• M14: 12,727,039 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.1

Radius: 12

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.93 AU - 4.57 AU

Year: 5748 Days

Day: 10.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,751,239 km

• M1: 150,795 km (0.041 R)
• M2: 1,013,825 km (0.067 R)
• M3: 1,420,432 km (0.099 R)
• M4: 2,986,273 km (0.111 R)
• M5: 4,242,596 km (0.116 R)
• M6: 4,864,025 km (0.077 R)
• M7: 5,683,373 km (0.116 R)
• M8: 7,941,104 km (0.106 R)
• M9: 8,441,359 km (0.102 R)
• M10: 9,386,967 km (0.118 R)
• M11: 12,458,959 km (0.086 R)
• M12: 13,583,337 km (0.03 R)
• M13: 14,667,922 km (0.097 R)
• M14: 26,055,012 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.4

Radius: 12

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.22 AU - 5.72 AU

Year: 7268 Days

Day: 14.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,751,239 km

• M1: 149,747 km (0.108 R)
• M2: 2,139,399 km (0.09 R)
• M3: 2,742,877 km (0.066 R)
• M4: 5,978,230 km (0.114 R)
• M5: 7,711,022 km (0.092 R)
• M6: 10,486,960 km (0.103 R)
• M7: 14,109,772 km (0.047 R)
• M8: 15,245,070 km (0.088 R)
• M9: 17,978,822 km (0.115 R)
• M10: 19,852,086 km (0.107 R)
• M11: 21,150,147 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.6

Radius: 5.4

Gravity: 14.39 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.62 AU - 12.24 AU

Year: 20527 Days

Day: 16.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 65,751,239 km

• M1: 67,917 km (0.07 R)
• M2: 419,173 km (0.051 R)
• M3: 720,015 km (0.112 R)
• M4: 986,598 km (0.058 R)
• M5: 1,317,359 km (0.093 R)
• M6: 1,736,382 km (0.113 R)
• M7: 2,062,057 km (0.116 R)
• M8: 2,449,216 km (0.051 R)
• M9: 3,005,720 km (0.114 R)
• M10: 4,694,232 km (0.11 R)
• M11: 4,933,588 km (0.099 R)
• M12: 5,325,983 km (0.083 R)
• M13: 6,974,103 km (0.064 R)
• M14: 7,240,836 km (0.118 R)
• M15: 8,376,583 km (0.112 R)
• M16: 9,039,003 km (0.112 R)
• M17: 9,680,927 km (0.089 R)
• M18: 10,181,930 km (0.113 R)
• M19: 10,352,621 km (0.097 R)
• M20: 10,525,407 km (0.11 R)
• M21: 11,851,293 km (0.114 R)
• M22: 12,554,253 km (0.104 R)
• M23: 13,625,972 km (0.074 R)
• M24: 14,254,882 km (0.103 R)
• M25: 14,612,570 km (0.075 R)
• M26: 15,345,750 km (0.113 R)
• M27: 16,257,698 km (0.052 R)
• M28: 22,985,264 km (0.103 R)
• M29: 25,201,706 km (0.1 R)
• M30: 26,900,390 km (0.053 R)
• M31: 31,357,658 km (0.098 R)
• M32: 38,859,543 km (0.043 R)
• M33: 39,137,645 km (0.116 R)
• M34: 39,557,118 km (0.116 R)
• M35: 45,442,148 km (0.093 R)
• M36: 50,055,896 km (0.043 R)
• M37: 51,214,532 km (0.039 R)
• M38: 51,716,582 km (0.1 R)
• M39: 53,071,191 km (0.116 R)
• M40: 53,757,396 km (0.113 R)
• M41: 56,028,143 km (0.072 R)
• M42: 60,573,225 km (0.116 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: 480 - 16,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit