🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.38 AU - 0.62 AU

Year: 232 Days

Day: 31.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.47 AU - 0.75 AU

Year: 313 Days

Day: 18.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.9

Radius: 12.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.87 AU - 1.07 AU

Year: 627 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,859,938 km

• M1: 159,621 km (0.115 R)
• M2: 703,260 km (0.105 R)
• M3: 1,116,150 km (0.093 R)
• M4: 1,667,418 km (0.065 R)
• M5: 2,717,745 km (0.119 R)
• M6: 4,285,979 km (0.09 R)
• M7: 4,746,890 km (0.12 R)
• M8: 5,842,395 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 8.2

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.98 AU - 1.28 AU

Year: 788 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,859,938 km

• M1: 103,671 km (0.096 R)
• M2: 362,924 km (0.086 R)
• M3: 687,552 km (0.082 R)
• M4: 1,168,210 km (0.12 R)
• M5: 1,572,722 km (0.054 R)
• M6: 1,858,604 km (0.025 R)
• M7: 2,652,819 km (0.059 R)
• M8: 3,166,688 km (0.115 R)
• M9: 3,525,723 km (0.071 R)
• M10: 4,131,295 km (0.046 R)
• M11: 6,850,834 km (0.105 R)
• M12: 7,240,986 km (0.037 R)
• M13: 7,549,307 km (0.074 R)
• M14: 7,816,938 km (0.084 R)
• M15: 8,243,142 km (0.097 R)
• M16: 8,527,079 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.5

Radius: 13.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.48 AU - 2.02 AU

Year: 1519 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,859,938 km

• M1: 169,195 km (0.037 R)
• M2: 676,631 km (0.098 R)
• M3: 1,109,567 km (0.111 R)
• M4: 2,321,460 km (0.117 R)
• M5: 2,977,746 km (0.094 R)
• M6: 3,476,804 km (0.095 R)
• M7: 4,340,283 km (0.08 R)
• M8: 5,299,505 km (0.058 R)
• M9: 6,666,829 km (0.068 R)
• M10: 7,419,905 km (0.044 R)
• M11: 8,491,774 km (0.071 R)
• M12: 8,972,880 km (0.113 R)
• M13: 9,664,322 km (0.105 R)
• M14: 11,991,167 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723

Radius: 14.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.89 AU - 1.97 AU

Year: 1759 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,859,938 km

• M1: 179,069 km (0.084 R)
• M2: 933,640 km (0.115 R)
• M3: 1,408,314 km (0.102 R)
• M4: 2,015,532 km (0.034 R)
• M5: 2,523,866 km (0.101 R)
• M6: 3,384,652 km (0.115 R)
• M7: 3,911,386 km (0.098 R)
• M8: 5,045,936 km (0.111 R)
• M9: 6,215,941 km (0.096 R)
• M10: 6,878,510 km (0.072 R)
• M11: 7,475,705 km (0.117 R)
• M12: 8,077,836 km (0.111 R)
• M13: 8,836,896 km (0.08 R)
• M14: 9,412,399 km (0.037 R)
• M15: 11,180,646 km (0.06 R)
• M16: 11,778,439 km (0.111 R)
• M17: 14,256,527 km (0.115 R)
• M18: 14,737,784 km (0.067 R)
• M19: 15,320,767 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 14.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.4 AU - 5.34 AU

Year: 7050 Days

Day: 14.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,859,938 km

• M1: 179,517 km (0.12 R)
• M2: 700,268 km (0.096 R)
• M3: 1,452,745 km (0.095 R)
• M4: 1,902,436 km (0.1 R)
• M5: 2,657,606 km (0.073 R)
• M6: 4,197,267 km (0.067 R)
• M7: 5,133,601 km (0.097 R)
• M8: 6,469,809 km (0.114 R)
• M9: 7,237,844 km (0.086 R)
• M10: 8,262,889 km (0.097 R)
• M11: 9,688,856 km (0.098 R)
• M12: 10,321,655 km (0.09 R)
• M13: 12,025,126 km (0.118 R)
• M14: 12,703,402 km (0.095 R)
• M15: 14,774,435 km (0.073 R)
• M16: 15,370,882 km (0.099 R)
• M17: 16,232,865 km (0.072 R)
• M18: 16,997,160 km (0.12 R)
• M19: 17,986,302 km (0.087 R)
• M20: 20,443,147 km (0.046 R)
• M21: 26,973,842 km (0.076 R)
• M22: 31,143,883 km (0.077 R)
• M23: 31,730,456 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.8

Radius: 5

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.17 AU - 8.85 AU

Year: 13501 Days

Day: 22.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,859,938 km

• M1: 65,524 km (0.063 R)
• M2: 321,336 km (0.099 R)
• M3: 487,240 km (0.097 R)
• M4: 681,568 km (0.099 R)
• M5: 955,930 km (0.075 R)
• M6: 1,185,414 km (0.087 R)
• M7: 1,387,371 km (0.108 R)
• M8: 1,876,556 km (0.108 R)
• M9: 2,035,728 km (0.088 R)
• M10: 2,221,080 km (0.109 R)
• M11: 2,436,201 km (0.105 R)
• M12: 3,233,259 km (0.106 R)
• M13: 3,439,554 km (0.093 R)
• M14: 4,986,695 km (0.06 R)
• M15: 5,844,490 km (0.092 R)
• M16: 6,220,728 km (0.107 R)
• M17: 7,685,740 km (0.112 R)
• M18: 9,093,307 km (0.084 R)
• M19: 11,434,513 km (0.116 R)
• M20: 12,407,199 km (0.116 R)
• M21: 12,913,737 km (0.058 R)
• M22: 16,648,448 km (0.079 R)
• M23: 16,988,783 km (0.086 R)
• M24: 17,966,405 km (0.111 R)
• M25: 19,804,514 km (0.095 R)
• M26: 20,808,166 km (0.111 R)
• M27: 21,602,980 km (0.037 R)
• M28: 22,500,417 km (0.061 R)
• M29: 29,787,629 km (0.119 R)
• M30: 34,506,095 km (0.07 R)
• M31: 37,563,577 km (0.047 R)
• M32: 38,266,687 km (0.093 R)
• M33: 40,673,866 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.9

Radius: 4.7

Gravity: 37.16 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.57 AU - 11.89 AU

Year: 23057 Days

Day: 24.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,859,938 km

• M1: 58,493 km (0.032 R)
• M2: 208,091 km (0.087 R)
• M3: 2,071,183 km (0.069 R)
• M4: 2,941,094 km (0.103 R)
• M5: 3,163,397 km (0.077 R)
• M6: 4,132,940 km (0.064 R)
• M7: 5,047,432 km (0.054 R)
• M8: 6,405,332 km (0.094 R)
• M9: 6,684,631 km (0.062 R)
• M10: 9,455,782 km (0.066 R)
• M11: 15,486,970 km (0.088 R)
• M12: 17,836,704 km (0.119 R)
• M13: 23,446,474 km (0.117 R)
• M14: 33,758,854 km (0.047 R)
• M15: 37,822,082 km (0.102 R)
• M16: 42,037,450 km (0.095 R)
• M17: 47,251,235 km (0.116 R)
• M18: 48,485,268 km (0.11 R)
• M19: 48,663,290 km (0.049 R)
• M20: 58,938,719 km (0.112 R)
• M21: 65,227,215 km (0.106 R)
• M22: 70,568,906 km (0.111 R)
• M23: 74,998,798 km (0.077 R)
• M24: 83,382,113 km (0.099 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: 353 - 12,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit