🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.97 AU - 1.47 AU

Year: 601 Days

Day: 40.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.31 AU - 1.67 AU

Year: 812 Days

Day: 20.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.7

Radius: 9.5

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.31 AU - 4.93 AU

Year: 4431 Days

Day: 14.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 92.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,602,628 km

• M1: 118,182 km (0.108 R)
• M2: 426,952 km (0.103 R)
• M3: 1,044,941 km (0.065 R)
• M4: 1,447,509 km (0.097 R)
• M5: 1,842,747 km (0.111 R)
• M6: 2,946,180 km (0.051 R)
• M7: 4,617,488 km (0.115 R)
• M8: 5,256,720 km (0.06 R)
• M9: 6,168,519 km (0.106 R)
• M10: 11,072,486 km (0.064 R)
• M11: 12,364,713 km (0.063 R)
• M12: 13,915,295 km (0.099 R)
• M13: 14,459,831 km (0.113 R)
• M14: 18,482,219 km (0.053 R)
• M15: 18,941,334 km (0.084 R)
• M16: 20,364,309 km (0.094 R)
• M17: 24,980,152 km (0.089 R)
• M18: 29,353,346 km (0.064 R)
• M19: 29,888,757 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.8

Radius: 11.6

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.11 AU - 6.33 AU

Year: 6104 Days

Day: 10.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,602,628 km

• M1: 146,157 km (0.095 R)
• M2: 526,734 km (0.063 R)
• M3: 1,035,666 km (0.114 R)
• M4: 1,663,528 km (0.054 R)
• M5: 2,903,096 km (0.119 R)
• M6: 3,416,516 km (0.064 R)
• M7: 3,870,396 km (0.101 R)
• M8: 4,313,206 km (0.112 R)
• M9: 6,072,028 km (0.088 R)
• M10: 9,047,081 km (0.106 R)
• M11: 9,830,824 km (0.086 R)
• M12: 10,193,449 km (0.12 R)
• M13: 11,434,364 km (0.092 R)
• M14: 12,091,397 km (0.11 R)
• M15: 12,666,901 km (0.102 R)
• M16: 15,033,838 km (0.066 R)
• M17: 15,455,255 km (0.051 R)
• M18: 16,960,210 km (0.067 R)
• M19: 18,836,915 km (0.093 R)
• M20: 20,479,051 km (0.077 R)
• M21: 21,982,958 km (0.079 R)
• M22: 24,706,537 km (0.046 R)
• M23: 25,548,474 km (0.061 R)
• M24: 26,671,655 km (0.082 R)
• M25: 27,379,103 km (0.097 R)
• M26: 29,016,302 km (0.068 R)
• M27: 32,086,798 km (0.109 R)
• M28: 32,786,169 km (0.098 R)
• M29: 33,598,036 km (0.065 R)
• M30: 35,473,545 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.4

Radius: 6.3

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.57 AU - 11.73 AU

Year: 13377 Days

Day: 17.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,602,628 km

• M1: 78,539 km (0.061 R)
• M2: 389,254 km (0.072 R)
• M3: 712,535 km (0.068 R)
• M4: 986,000 km (0.102 R)
• M5: 1,249,741 km (0.096 R)
• M6: 2,027,350 km (0.11 R)
• M7: 2,848,493 km (0.079 R)
• M8: 3,131,233 km (0.09 R)
• M9: 3,499,842 km (0.057 R)
• M10: 4,195,023 km (0.094 R)
• M11: 5,823,845 km (0.117 R)
• M12: 9,187,404 km (0.083 R)
• M13: 9,493,481 km (0.078 R)
• M14: 11,727,575 km (0.05 R)
• M15: 15,793,945 km (0.111 R)
• M16: 16,296,893 km (0.109 R)
• M17: 18,902,289 km (0.1 R)
• M18: 19,756,792 km (0.108 R)
• M19: 20,562,377 km (0.079 R)
• M20: 25,861,582 km (0.116 R)
• M21: 26,384,128 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.3

Radius: 5.9

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.94 AU - 12.34 AU

Year: 15487 Days

Day: 15.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,602,628 km

• M1: 73,453 km (0.098 R)
• M2: 711,338 km (0.092 R)
• M3: 1,006,943 km (0.115 R)
• M4: 1,536,520 km (0.109 R)
• M5: 1,765,404 km (0.107 R)
• M6: 2,017,178 km (0.092 R)
• M7: 2,216,891 km (0.12 R)
• M8: 2,677,652 km (0.07 R)
• M9: 3,057,631 km (0.118 R)
• M10: 3,628,197 km (0.115 R)
• M11: 3,980,799 km (0.093 R)
• M12: 4,817,650 km (0.057 R)
• M13: 5,448,654 km (0.076 R)
• M14: 5,658,988 km (0.04 R)
• M15: 7,078,223 km (0.092 R)
• M16: 7,542,276 km (0.082 R)
• M17: 8,719,611 km (0.118 R)
• M18: 9,105,274 km (0.048 R)
• M19: 10,277,523 km (0.05 R)
• M20: 10,599,159 km (0.118 R)
• M21: 11,662,052 km (0.09 R)
• M22: 13,041,793 km (0.056 R)
• M23: 19,817,230 km (0.116 R)
• M24: 26,864,187 km (0.116 R)
• M25: 33,041,532 km (0.048 R)
• M26: 36,148,979 km (0.066 R)
• M27: 40,765,420 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.1

Radius: 3.9

Gravity: 16.38 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.43 AU - 11.53 AU

Year: 16235 Days

Day: 23.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,602,628 km

• M1: 52,060 km (0.086 R)
• M2: 192,383 km (0.083 R)
• M3: 517,758 km (0.12 R)
• M4: 1,441,375 km (0.101 R)
• M5: 2,125,187 km (0.084 R)
• M6: 3,161,601 km (0.088 R)
• M7: 5,535,271 km (0.09 R)
• M8: 5,774,777 km (0.059 R)
• M9: 8,563,730 km (0.067 R)
• M10: 21,855,202 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.4

Radius: 5.1

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.39 AU - 14.53 AU

Year: 24536 Days

Day: 20.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,602,628 km

• M1: 63,878 km (0.062 R)
• M2: 234,121 km (0.098 R)
• M3: 465,698 km (0.087 R)
• M4: 1,690,157 km (0.112 R)
• M5: 1,944,623 km (0.11 R)
• M6: 2,530,598 km (0.051 R)
• M7: 3,919,464 km (0.09 R)
• M8: 4,740,906 km (0.06 R)
• M9: 5,248,043 km (0.116 R)
• M10: 5,993,190 km (0.115 R)
• M11: 6,986,819 km (0.083 R)
• M12: 8,186,444 km (0.091 R)
• M13: 9,130,856 km (0.094 R)
• M14: 9,799,409 km (0.117 R)
• M15: 10,204,220 km (0.032 R)
• M16: 10,740,978 km (0.117 R)
• M17: 12,264,333 km (0.108 R)
• M18: 19,709,968 km (0.074 R)
• M19: 20,729,179 km (0.085 R)
• M20: 25,158,173 km (0.078 R)
• M21: 26,246,049 km (0.105 R)
• M22: 28,748,821 km (0.096 R)
• M23: 29,458,065 km (0.082 R)
• M24: 30,911,408 km (0.073 R)
• M25: 31,282,112 km (0.048 R)
• M26: 37,482,794 km (0.044 R)
• M27: 40,059,168 km (0.111 R)
• M28: 42,142,917 km (0.047 R)
• M29: 44,454,503 km (0.12 R)
• M30: 46,849,266 km (0.085 R)
• M31: 47,174,941 km (0.118 R)
• M32: 48,993,003 km (0.105 R)
• M33: 51,373,854 km (0.052 R)
• M34: 51,720,173 km (0.12 R)
• M35: 53,121,007 km (0.112 R)
• M36: 57,661,153 km (0.075 R)
• M37: 64,241,514 km (0.091 R)
• M38: 69,598,465 km (0.07 R)
• M39: 70,235,004 km (0.108 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 17,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit