🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.5 AU - 0.52 AU

Year: 239 Days

Day: 26.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.1

Radius: 15

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.05 AU - 1.07 AU

Year: 716 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,141,731 km

• M1: 186,549 km (0.117 R)
• M2: 743,801 km (0.085 R)
• M3: 1,211,144 km (0.081 R)
• M4: 2,008,052 km (0.092 R)
• M5: 2,786,260 km (0.105 R)
• M6: 3,555,193 km (0.066 R)
• M7: 4,218,810 km (0.093 R)
• M8: 4,817,201 km (0.103 R)
• M9: 5,361,438 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.4

Radius: 8.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.6 AU - 2.54 AU

Year: 1954 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,141,731 km

• M1: 104,419 km (0.061 R)
• M2: 376,089 km (0.064 R)
• M3: 943,364 km (0.118 R)
• M4: 2,628,435 km (0.108 R)
• M5: 4,386,958 km (0.11 R)
• M6: 5,075,257 km (0.048 R)
• M7: 6,765,713 km (0.104 R)
• M8: 7,360,066 km (0.05 R)
• M9: 10,024,404 km (0.057 R)
• M10: 10,969,713 km (0.044 R)
• M11: 12,497,257 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.6

Radius: 12.7

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.89 AU - 2.85 AU

Year: 2393 Days

Day: 13.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,141,731 km

• M1: 162,014 km (0.064 R)
• M2: 598,092 km (0.06 R)
• M3: 1,033,123 km (0.093 R)
• M4: 1,439,730 km (0.09 R)
• M5: 3,190,923 km (0.102 R)
• M6: 4,555,255 km (0.087 R)
• M7: 5,519,563 km (0.1 R)
• M8: 6,025,653 km (0.119 R)
• M9: 7,881,115 km (0.06 R)
• M10: 8,907,506 km (0.053 R)
• M11: 10,020,963 km (0.07 R)
• M12: 12,687,695 km (0.118 R)
• M13: 13,529,183 km (0.109 R)
• M14: 14,815,276 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 12.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.43 AU - 5.99 AU

Year: 7801 Days

Day: 10.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,141,731 km

• M1: 154,834 km (0.085 R)
• M2: 1,782,907 km (0.093 R)
• M3: 2,464,775 km (0.108 R)
• M4: 4,732,229 km (0.051 R)
• M5: 6,075,170 km (0.063 R)
• M6: 6,488,060 km (0.112 R)
• M7: 7,477,500 km (0.099 R)
• M8: 8,254,960 km (0.053 R)
• M9: 8,762,695 km (0.066 R)
• M10: 11,099,115 km (0.092 R)
• M11: 13,131,103 km (0.082 R)
• M12: 17,280,948 km (0.033 R)
• M13: 18,973,049 km (0.075 R)
• M14: 20,067,657 km (0.107 R)
• M15: 27,537,228 km (0.094 R)
• M16: 30,666,516 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.8

Radius: 7.4

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.2 AU - 8.4 AU

Year: 11632 Days

Day: 17 Hours

Environment

Temp: -227 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,141,731 km

• M1: 114,143 km (0.082 R)
• M2: 355,893 km (0.094 R)
• M3: 639,680 km (0.061 R)
• M4: 1,118,842 km (0.113 R)
• M5: 1,630,766 km (0.097 R)
• M6: 2,202,679 km (0.048 R)
• M7: 2,621,254 km (0.115 R)
• M8: 3,135,422 km (0.116 R)
• M9: 4,643,069 km (0.045 R)
• M10: 5,024,544 km (0.107 R)
• M11: 6,019,070 km (0.1 R)
• M12: 7,024,817 km (0.111 R)
• M13: 7,972,669 km (0.035 R)
• M14: 9,319,648 km (0.107 R)
• M15: 10,561,161 km (0.071 R)
• M16: 10,964,477 km (0.093 R)
• M17: 11,588,449 km (0.116 R)
• M18: 12,126,553 km (0.09 R)
• M19: 13,544,292 km (0.086 R)
• M20: 14,020,462 km (0.103 R)
• M21: 14,323,697 km (0.085 R)
• M22: 15,132,573 km (0.078 R)
• M23: 16,103,313 km (0.059 R)
• M24: 18,601,598 km (0.073 R)
• M25: 19,790,602 km (0.088 R)
• M26: 20,095,632 km (0.11 R)
• M27: 22,073,465 km (0.103 R)
• M28: 22,319,254 km (0.111 R)
• M29: 26,781,759 km (0.08 R)
• M30: 28,199,498 km (0.106 R)
• M31: 30,774,227 km (0.072 R)
• M32: 31,183,676 km (0.116 R)
• M33: 32,434,165 km (0.054 R)
• M34: 33,071,751 km (0.114 R)
• M35: 37,074,242 km (0.095 R)
• M36: 41,263,880 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.6

Radius: 6

Gravity: 14.18 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.08 AU - 8.88 AU

Year: 16200 Days

Day: 23.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,141,731 km

• M1: 76,295 km (0.114 R)
• M2: 1,163,722 km (0.072 R)
• M3: 2,641,599 km (0.026 R)
• M4: 6,290,740 km (0.101 R)
• M5: 9,660,283 km (0.073 R)
• M6: 10,930,668 km (0.062 R)
• M7: 11,816,885 km (0.085 R)
• M8: 12,686,348 km (0.075 R)
• M9: 19,234,546 km (0.097 R)
• M10: 29,258,950 km (0.081 R)
• M11: 31,075,367 km (0.067 R)
• M12: 33,086,262 km (0.064 R)
• M13: 38,824,687 km (0.111 R)
• M14: 40,046,901 km (0.05 R)
• M15: 43,286,443 km (0.051 R)
• M16: 47,460,672 km (0.073 R)
• M17: 49,644,951 km (0.1 R)
• M18: 50,761,849 km (0.105 R)
• M19: 57,292,693 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902

Radius: 3

Gravity: 100.22 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.76 AU - 9.06 AU

Year: 17447 Days

Day: 20.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 76,141,731 km

• M1: 37,549 km (0.037 R)
• M2: 133,142 km (0.038 R)
• M3: 391,797 km (0.072 R)
• M4: 847,622 km (0.078 R)
• M5: 963,261 km (0.109 R)
• M6: 1,585,737 km (0.118 R)
• M7: 1,932,057 km (0.105 R)
• M8: 3,002,130 km (0.084 R)
• M9: 3,923,503 km (0.112 R)
• M10: 4,147,751 km (0.101 R)
• M11: 5,476,778 km (0.11 R)
• M12: 5,595,559 km (0.09 R)
• M13: 5,716,135 km (0.057 R)
• M14: 6,926,232 km (0.077 R)
• M15: 7,065,208 km (0.089 R)
• M16: 7,989,274 km (0.099 R)
• M17: 9,664,920 km (0.033 R)
• M18: 11,367,493 km (0.08 R)
• M19: 14,809,591 km (0.093 R)
• M20: 16,558,240 km (0.108 R)
• M21: 18,886,282 km (0.087 R)
• M22: 19,894,273 km (0.118 R)
• M23: 20,649,443 km (0.089 R)
• M24: 22,418,139 km (0.057 R)
• M25: 23,235,541 km (0.084 R)
• M26: 23,651,723 km (0.063 R)
• M27: 28,919,213 km (0.095 R)
• M28: 30,009,782 km (0.092 R)
• M29: 32,015,590 km (0.113 R)
• M30: 33,577,392 km (0.094 R)
• M31: 38,856,850 km (0.084 R)
• M32: 41,998,854 km (0.063 R)
• M33: 46,281,841 km (0.095 R)
• M34: 46,445,801 km (0.119 R)
• M35: 48,952,313 km (0.119 R)
• M36: 53,507,867 km (0.119 R)
• M37: 57,766,320 km (0.093 R)
• M38: 61,846,752 km (0.091 R)
• M39: 62,444,844 km (0.091 R)
• M40: 65,081,506 km (0.109 R)
• M41: 65,700,243 km (0.102 R)
• M42: 65,907,436 km (0.063 R)
• M43: 72,768,144 km (0.082 R)
• M44: 74,329,796 km (0.093 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: 319 - 13,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit