🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.48 AU - 0.52 AU

Year: 232 Days

Day: 17.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.47 AU - 0.65 AU

Year: 275 Days

Day: 30.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599

Radius: 8.9

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.61 AU - 0.91 AU

Year: 435 Days

Day: 12.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,686,917 km

• M1: 111,002 km (0.117 R)
• M2: 394,340 km (0.114 R)
• M3: 732,730 km (0.105 R)
• M4: 1,070,672 km (0.111 R)
• M5: 1,371,663 km (0.042 R)
• M6: 1,951,654 km (0.1 R)
• M7: 2,289,745 km (0.063 R)
• M8: 2,568,745 km (0.106 R)
• M9: 2,870,634 km (0.03 R)
• M10: 3,298,783 km (0.11 R)
• M11: 3,935,471 km (0.07 R)
• M12: 4,450,836 km (0.105 R)
• M13: 4,754,669 km (0.052 R)
• M14: 5,403,924 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.9

Radius: 9.3

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.63 AU - 1.01 AU

Year: 487 Days

Day: 13.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,686,917 km

• M1: 115,789 km (0.117 R)
• M2: 468,092 km (0.029 R)
• M3: 913,445 km (0.102 R)
• M4: 1,340,098 km (0.06 R)
• M5: 1,947,016 km (0.105 R)
• M6: 2,381,299 km (0.1 R)
• M7: 3,728,877 km (0.108 R)
• M8: 4,169,143 km (0.088 R)
• M9: 4,582,632 km (0.057 R)
• M10: 4,878,536 km (0.104 R)
• M11: 5,237,272 km (0.072 R)
• M12: 6,343,997 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.4

Radius: 13.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.4 AU - 1.92 AU

Year: 1403 Days

Day: 7.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,686,917 km

• M1: 170,392 km (0.076 R)
• M2: 1,109,717 km (0.07 R)
• M3: 1,692,102 km (0.12 R)
• M4: 2,186,522 km (0.106 R)
• M5: 2,931,370 km (0.069 R)
• M6: 3,475,009 km (0.051 R)
• M7: 3,909,142 km (0.05 R)
• M8: 5,263,302 km (0.057 R)
• M9: 6,119,301 km (0.069 R)
• M10: 8,606,814 km (0.107 R)
• M11: 9,063,537 km (0.063 R)
• M12: 9,795,519 km (0.096 R)
• M13: 10,293,829 km (0.111 R)
• M14: 12,652,240 km (0.039 R)
• M15: 13,364,625 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.3

Radius: 11.8

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.67 AU - 5.77 AU

Year: 6727 Days

Day: 13.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,686,917 km

• M1: 147,354 km (0.109 R)
• M2: 720,015 km (0.087 R)
• M3: 1,093,710 km (0.066 R)
• M4: 5,543,200 km (0.09 R)
• M5: 6,732,951 km (0.099 R)
• M6: 7,651,482 km (0.096 R)
• M7: 8,196,767 km (0.075 R)
• M8: 8,690,290 km (0.049 R)
• M9: 10,421,736 km (0.099 R)
• M10: 19,140,300 km (0.105 R)
• M11: 21,400,873 km (0.085 R)
• M12: 22,411,556 km (0.101 R)
• M13: 24,063,865 km (0.093 R)
• M14: 25,555,056 km (0.098 R)
• M15: 26,119,639 km (0.12 R)
• M16: 26,692,598 km (0.107 R)
• M17: 28,118,865 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.5

Radius: 8.5

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.48 AU - 5.72 AU

Year: 7556 Days

Day: 13.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,686,917 km

• M1: 105,766 km (0.082 R)
• M2: 517,459 km (0.097 R)
• M3: 792,570 km (0.085 R)
• M4: 1,126,472 km (0.085 R)
• M5: 1,400,535 km (0.087 R)
• M6: 3,152,925 km (0.113 R)
• M7: 3,658,566 km (0.1 R)
• M8: 5,222,013 km (0.101 R)
• M9: 7,577,282 km (0.105 R)
• M10: 9,008,933 km (0.101 R)
• M11: 9,279,107 km (0.06 R)
• M12: 13,596,202 km (0.106 R)
• M13: 14,869,729 km (0.115 R)
• M14: 20,452,422 km (0.087 R)
• M15: 22,366,228 km (0.109 R)
• M16: 22,779,417 km (0.073 R)
• M17: 23,621,205 km (0.12 R)
• M18: 25,099,680 km (0.108 R)
• M19: 25,456,172 km (0.095 R)
• M20: 31,528,798 km (0.117 R)
• M21: 32,573,740 km (0.039 R)
• M22: 34,953,842 km (0.097 R)
• M23: 40,057,373 km (0.093 R)
• M24: 40,912,624 km (0.093 R)
• M25: 41,530,762 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.9

Radius: 4.8

Gravity: 33.68 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.93 AU - 6.91 AU

Year: 9449 Days

Day: 21.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 40,686,917 km

• M1: 59,690 km (0.114 R)
• M2: 279,449 km (0.073 R)
• M3: 652,097 km (0.11 R)
• M4: 810,521 km (0.111 R)
• M5: 1,293,274 km (0.057 R)
• M6: 1,663,977 km (0.111 R)
• M7: 2,553,486 km (0.025 R)
• M8: 4,042,434 km (0.092 R)
• M9: 4,438,569 km (0.101 R)
• M10: 5,440,725 km (0.118 R)
• M11: 6,661,743 km (0.063 R)
• M12: 7,013,148 km (0.101 R)
• M13: 8,186,145 km (0.095 R)
• M14: 9,387,117 km (0.064 R)
• M15: 10,753,843 km (0.058 R)
• M16: 10,913,464 km (0.114 R)
• M17: 11,346,849 km (0.101 R)
• M18: 11,735,355 km (0.115 R)
• M19: 12,775,209 km (0.071 R)
• M20: 13,134,992 km (0.09 R)
• M21: 13,874,903 km (0.095 R)
• M22: 14,319,209 km (0.11 R)
• M23: 15,983,485 km (0.097 R)
• M24: 17,550,972 km (0.061 R)
• M25: 22,169,208 km (0.117 R)
• M26: 28,643,205 km (0.098 R)
• M27: 29,989,287 km (0.096 R)
• M28: 30,624,629 km (0.097 R)
• M29: 31,812,436 km (0.09 R)
• M30: 32,031,746 km (0.055 R)
• M31: 34,279,754 km (0.111 R)
• M32: 34,974,187 km (0.095 R)
• M33: 40,099,859 km (0.083 R)
• M34: 40,870,737 km (0.061 R)
• M35: 41,389,991 km (0.093 R)
• M36: 42,707,649 km (0.099 R)
• M37: 43,511,438 km (0.11 R)
• M38: 47,969,455 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.3

Radius: 5.4

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.2 AU - 8.64 AU

Year: 13259 Days

Day: 18.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,686,917 km

• M1: 70,610 km (0.063 R)
• M2: 368,310 km (0.035 R)
• M3: 875,596 km (0.048 R)
• M4: 1,312,721 km (0.092 R)
• M5: 3,163,397 km (0.104 R)
• M6: 4,993,876 km (0.087 R)
• M7: 5,487,100 km (0.098 R)
• M8: 6,080,405 km (0.097 R)
• M9: 6,287,299 km (0.118 R)
• M10: 6,936,404 km (0.114 R)
• M11: 7,550,055 km (0.084 R)
• M12: 10,272,437 km (0.063 R)
• M13: 12,895,785 km (0.055 R)
• M14: 14,119,496 km (0.077 R)
• M15: 22,710,303 km (0.063 R)
• M16: 37,716,017 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 19,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit