🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.39 AU - 0.65 AU

Year: 246 Days

Day: 21.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,300,510 km

• M1: 86,168 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.1

Radius: 13

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.62 AU - 0.9 AU

Year: 435 Days

Day: 5.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,300,510 km

• M1: 161,715 km (0.051 R)
• M2: 576,700 km (0.05 R)
• M3: 1,105,977 km (0.09 R)
• M4: 1,704,817 km (0.108 R)
• M5: 2,163,484 km (0.072 R)
• M6: 2,623,797 km (0.12 R)
• M7: 3,115,675 km (0.101 R)
• M8: 3,631,040 km (0.108 R)
• M9: 4,430,790 km (0.106 R)
• M10: 4,958,870 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.5

Radius: 11.2

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.83 AU - 0.89 AU

Year: 523 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,300,510 km

• M1: 139,276 km (0.114 R)
• M2: 492,327 km (0.043 R)
• M3: 865,424 km (0.111 R)
• M4: 1,370,167 km (0.059 R)
• M5: 1,747,303 km (0.056 R)
• M6: 2,298,721 km (0.065 R)
• M7: 2,728,815 km (0.097 R)
• M8: 3,540,084 km (0.085 R)
• M9: 4,263,689 km (0.086 R)
• M10: 5,782,556 km (0.037 R)
• M11: 6,174,802 km (0.101 R)
• M12: 7,075,830 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.5

Radius: 14.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.12 AU - 1.34 AU

Year: 895 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,300,510 km

• M1: 180,714 km (0.047 R)
• M2: 757,414 km (0.044 R)
• M3: 1,245,701 km (0.118 R)
• M4: 1,936,694 km (0.043 R)
• M5: 2,477,341 km (0.102 R)
• M6: 2,948,574 km (0.083 R)
• M7: 3,610,844 km (0.096 R)
• M8: 5,251,783 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 8.7

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.37 AU - 1.81 AU

Year: 1315 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,300,510 km

• M1: 108,309 km (0.083 R)
• M2: 379,530 km (0.079 R)
• M3: 666,608 km (0.113 R)
• M4: 1,044,193 km (0.116 R)
• M5: 1,490,144 km (0.056 R)
• M6: 1,938,938 km (0.119 R)
• M7: 2,475,695 km (0.119 R)
• M8: 3,123,304 km (0.115 R)
• M9: 3,415,319 km (0.11 R)
• M10: 3,862,019 km (0.053 R)
• M11: 4,422,412 km (0.081 R)
• M12: 5,795,721 km (0.06 R)
• M13: 6,383,640 km (0.12 R)
• M14: 6,704,677 km (0.08 R)
• M15: 8,041,783 km (0.112 R)
• M16: 9,170,649 km (0.111 R)
• M17: 9,968,903 km (0.115 R)
• M18: 11,198,747 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.1

Radius: 11

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.51 AU - 3.59 AU

Year: 4388 Days

Day: 14.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,300,510 km

• M1: 138,976 km (0.101 R)
• M2: 533,765 km (0.108 R)
• M3: 935,585 km (0.106 R)
• M4: 1,620,893 km (0.073 R)
• M5: 2,122,794 km (0.041 R)
• M6: 2,791,646 km (0.1 R)
• M7: 3,149,334 km (0.08 R)
• M8: 3,615,332 km (0.075 R)
• M9: 5,424,718 km (0.115 R)
• M10: 8,006,029 km (0.104 R)
• M11: 8,451,980 km (0.106 R)
• M12: 9,431,398 km (0.105 R)
• M13: 10,046,544 km (0.082 R)
• M14: 11,745,527 km (0.058 R)
• M15: 12,142,859 km (0.038 R)
• M16: 15,179,846 km (0.109 R)
• M17: 15,651,528 km (0.1 R)
• M18: 16,295,696 km (0.064 R)
• M19: 18,452,598 km (0.093 R)
• M20: 20,411,133 km (0.034 R)
• M21: 21,180,216 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.2

Radius: 5.1

Gravity: 23.88 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.3 AU - 10.52 AU

Year: 17447 Days

Day: 21.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 130.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,300,510 km

• M1: 63,429 km (0.105 R)
• M2: 323,431 km (0.119 R)
• M3: 625,319 km (0.081 R)
• M4: 1,088,025 km (0.115 R)
• M5: 1,313,619 km (0.093 R)
• M6: 2,412,266 km (0.095 R)
• M7: 5,404,522 km (0.115 R)
• M8: 6,308,243 km (0.081 R)
• M9: 7,172,320 km (0.117 R)
• M10: 7,492,609 km (0.092 R)
• M11: 7,774,751 km (0.082 R)
• M12: 8,310,311 km (0.104 R)
• M13: 10,641,345 km (0.117 R)
• M14: 11,734,906 km (0.067 R)
• M15: 12,968,191 km (0.113 R)
• M16: 14,357,057 km (0.026 R)
• M17: 14,792,387 km (0.073 R)
• M18: 16,542,981 km (0.072 R)
• M19: 18,511,989 km (0.038 R)
• M20: 19,641,153 km (0.057 R)
• M21: 20,631,790 km (0.075 R)
• M22: 22,324,191 km (0.086 R)
• M23: 25,875,644 km (0.098 R)
• M24: 26,737,179 km (0.04 R)
• M25: 27,617,562 km (0.074 R)
• M26: 29,089,456 km (0.094 R)
• M27: 30,732,040 km (0.035 R)
• M28: 31,091,823 km (0.106 R)
• M29: 35,107,030 km (0.099 R)
• M30: 43,240,517 km (0.111 R)
• M31: 43,541,358 km (0.094 R)
• M32: 44,299,669 km (0.109 R)
• M33: 44,758,935 km (0.064 R)
• M34: 49,691,326 km (0.102 R)
• M35: 57,296,433 km (0.119 R)
• M36: 63,289,922 km (0.09 R)
• M37: 64,654,554 km (0.114 R)
• M38: 64,850,976 km (0.075 R)
• M39: 66,437,611 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611

Radius: 6.5

Gravity: 14.46 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.06 AU - 10.74 AU

Year: 20434 Days

Day: 23.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,300,510 km

• M1: 80,932 km (0.067 R)
• M2: 302,487 km (0.112 R)
• M3: 1,106,875 km (0.087 R)
• M4: 1,558,062 km (0.119 R)
• M5: 2,145,533 km (0.096 R)
• M6: 3,049,702 km (0.109 R)
• M7: 5,385,523 km (0.068 R)
• M8: 5,698,332 km (0.111 R)
• M9: 6,577,220 km (0.079 R)
• M10: 6,889,281 km (0.105 R)
• M11: 8,237,756 km (0.077 R)
• M12: 8,974,077 km (0.098 R)
• M13: 10,042,505 km (0.096 R)
• M14: 11,509,911 km (0.104 R)
• M15: 12,496,658 km (0.044 R)
• M16: 14,939,741 km (0.079 R)
• M17: 15,169,523 km (0.091 R)
• M18: 15,952,519 km (0.074 R)
• M19: 19,264,765 km (0.102 R)
• M20: 23,008,452 km (0.108 R)
• M21: 28,834,990 km (0.105 R)
• M22: 30,156,388 km (0.032 R)
• M23: 32,022,621 km (0.089 R)
• M24: 32,533,049 km (0.107 R)
• M25: 33,832,755 km (0.081 R)
• M26: 38,942,719 km (0.053 R)
• M27: 40,111,378 km (0.063 R)
• M28: 44,544,112 km (0.094 R)
• M29: 45,822,127 km (0.098 R)
• M30: 49,292,498 km (0.097 R)
• M31: 53,290,202 km (0.067 R)
• M32: 57,124,246 km (0.072 R)
• M33: 59,395,591 km (0.11 R)
• M34: 63,313,858 km (0.047 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 18,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit