🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.62 AU - 0.72 AU

Year: 349 Days

Day: 12.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.74 AU - 0.9 AU

Year: 472 Days

Day: 6.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,426,680 km

• M1: 112,797 km (0.052 R)
• M2: 475,123 km (0.103 R)
• M3: 1,276,070 km (0.106 R)
• M4: 2,129,226 km (0.075 R)
• M5: 2,650,874 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.1

Radius: 11.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.81 AU - 0.85 AU

Year: 481 Days

Day: 10.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,426,680 km

• M1: 138,677 km (0.097 R)
• M2: 503,247 km (0.094 R)
• M3: 2,029,894 km (0.118 R)
• M4: 2,377,260 km (0.068 R)
• M5: 2,999,288 km (0.09 R)
• M6: 3,715,263 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.8

Radius: 13.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.39 AU - 2.49 AU

Year: 2423 Days

Day: 8.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,426,680 km

• M1: 169,195 km (0.089 R)
• M2: 676,482 km (0.052 R)
• M3: 1,340,846 km (0.095 R)
• M4: 1,780,963 km (0.113 R)
• M5: 2,677,203 km (0.079 R)
• M6: 3,678,911 km (0.105 R)
• M7: 4,624,669 km (0.1 R)
• M8: 5,679,483 km (0.089 R)
• M9: 6,442,283 km (0.109 R)
• M10: 7,216,601 km (0.088 R)
• M11: 8,022,485 km (0.084 R)
• M12: 8,823,582 km (0.093 R)
• M13: 11,936,414 km (0.114 R)
• M14: 12,612,746 km (0.094 R)
• M15: 13,611,162 km (0.086 R)
• M16: 14,394,008 km (0.1 R)
• M17: 14,887,083 km (0.078 R)
• M18: 15,577,626 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.4

Radius: 13.2

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.52 AU - 3.3 AU

Year: 3156 Days

Day: 8.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,426,680 km

• M1: 164,707 km (0.081 R)
• M2: 585,825 km (0.103 R)
• M3: 1,124,378 km (0.1 R)
• M4: 1,761,814 km (0.107 R)
• M5: 2,632,923 km (0.084 R)
• M6: 3,634,929 km (0.055 R)
• M7: 4,434,530 km (0.085 R)
• M8: 4,852,805 km (0.057 R)
• M9: 6,298,070 km (0.119 R)
• M10: 7,912,531 km (0.044 R)
• M11: 10,260,020 km (0.097 R)
• M12: 10,747,111 km (0.065 R)
• M13: 11,207,124 km (0.106 R)
• M14: 16,671,935 km (0.113 R)
• M15: 18,809,987 km (0.11 R)
• M16: 20,354,436 km (0.091 R)
• M17: 20,930,687 km (0.11 R)
• M18: 21,386,362 km (0.094 R)
• M19: 22,588,680 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.3

Radius: 13.8

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.82 AU - 3.88 AU

Year: 3899 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,426,680 km

• M1: 273,315 km (0.098 R)
• M2: 775,665 km (0.083 R)
• M3: 1,320,052 km (0.113 R)
• M4: 1,904,680 km (0.066 R)
• M5: 2,457,145 km (0.103 R)
• M6: 3,163,097 km (0.032 R)
• M7: 4,113,493 km (0.086 R)
• M8: 6,604,148 km (0.101 R)
• M9: 9,392,802 km (0.068 R)
• M10: 9,832,320 km (0.053 R)
• M11: 12,320,581 km (0.091 R)
• M12: 13,818,505 km (0.102 R)
• M13: 16,048,411 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874

Radius: 14.2

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.18 AU - 4.66 AU

Year: 5908 Days

Day: 6.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,426,680 km

• M1: 176,675 km (0.101 R)
• M2: 692,937 km (0.114 R)
• M3: 1,381,536 km (0.107 R)
• M4: 3,052,844 km (0.114 R)
• M5: 4,007,278 km (0.113 R)
• M6: 5,417,986 km (0.056 R)
• M7: 8,006,029 km (0.099 R)
• M8: 8,486,089 km (0.099 R)
• M9: 9,113,203 km (0.074 R)
• M10: 10,697,594 km (0.075 R)
• M11: 12,565,024 km (0.103 R)
• M12: 14,116,504 km (0.081 R)
• M13: 15,179,247 km (0.117 R)
• M14: 15,668,432 km (0.107 R)
• M15: 20,483,838 km (0.082 R)
• M16: 21,233,174 km (0.068 R)
• M17: 22,312,672 km (0.109 R)
• M18: 22,786,448 km (0.1 R)
• M19: 23,918,156 km (0.029 R)
• M20: 24,497,848 km (0.082 R)
• M21: 26,468,950 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.8

Radius: 6.7

Gravity: 16.64 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.59 AU - 6.65 AU

Year: 9626 Days

Day: 16.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,426,680 km

• M1: 97,089 km (0.038 R)
• M2: 319,242 km (0.053 R)
• M3: 730,636 km (0.076 R)
• M4: 1,671,457 km (0.108 R)
• M5: 2,159,595 km (0.041 R)
• M6: 4,285,829 km (0.092 R)
• M7: 4,910,700 km (0.082 R)
• M8: 6,013,236 km (0.105 R)
• M9: 9,744,955 km (0.081 R)
• M10: 15,246,865 km (0.096 R)
• M11: 19,303,660 km (0.091 R)
• M12: 21,494,372 km (0.099 R)
• M13: 23,043,757 km (0.073 R)
• M14: 24,665,996 km (0.115 R)
• M15: 25,129,750 km (0.107 R)
• M16: 27,141,542 km (0.08 R)
• M17: 31,374,114 km (0.06 R)
• M18: 35,671,313 km (0.078 R)
• M19: 38,083,280 km (0.11 R)
• M20: 39,962,079 km (0.119 R)
• M21: 47,665,472 km (0.11 R)
• M22: 47,952,401 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.7

Radius: 7.6

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.18 AU - 10.94 AU

Year: 17339 Days

Day: 18.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,426,680 km

• M1: 94,995 km (0.089 R)
• M2: 423,063 km (0.079 R)
• M3: 779,854 km (0.096 R)
• M4: 1,253,331 km (0.077 R)
• M5: 1,615,507 km (0.068 R)
• M6: 1,957,787 km (0.102 R)
• M7: 2,212,403 km (0.104 R)
• M8: 2,994,501 km (0.104 R)
• M9: 4,958,870 km (0.025 R)
• M10: 5,262,105 km (0.114 R)
• M11: 5,685,617 km (0.102 R)
• M12: 5,943,075 km (0.118 R)
• M13: 6,481,477 km (0.106 R)
• M14: 7,699,653 km (0.09 R)
• M15: 9,263,848 km (0.033 R)
• M16: 10,040,411 km (0.107 R)
• M17: 10,362,944 km (0.033 R)
• M18: 13,070,366 km (0.07 R)
• M19: 13,650,357 km (0.119 R)
• M20: 14,180,233 km (0.098 R)
• M21: 17,113,099 km (0.116 R)
• M22: 18,842,600 km (0.115 R)
• M23: 19,833,387 km (0.036 R)
• M24: 20,256,449 km (0.113 R)
• M25: 24,628,297 km (0.08 R)
• M26: 28,292,548 km (0.102 R)
• M27: 30,589,623 km (0.102 R)
• M28: 32,421,150 km (0.118 R)
• M29: 33,602,225 km (0.091 R)
• M30: 37,317,488 km (0.116 R)
• M31: 41,710,579 km (0.108 R)
• M32: 44,246,413 km (0.105 R)
• M33: 44,678,750 km (0.105 R)
• M34: 45,405,647 km (0.098 R)
• M35: 46,585,076 km (0.07 R)
• M36: 47,633,757 km (0.075 R)
• M37: 48,392,368 km (0.066 R)
• M38: 51,507,295 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 11,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit