🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.53 AU - 0.57 AU

Year: 268 Days

Day: 16.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.5

Radius: 13.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.18 AU - 3.46 AU

Year: 3968 Days

Day: 13.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,219,493 km

• M1: 170,392 km (0.1 R)
• M2: 621,729 km (0.104 R)
• M3: 1,096,104 km (0.06 R)
• M4: 1,526,796 km (0.072 R)
• M5: 2,101,700 km (0.12 R)
• M6: 2,585,051 km (0.025 R)
• M7: 3,199,450 km (0.117 R)
• M8: 5,426,364 km (0.052 R)
• M9: 6,138,300 km (0.092 R)
• M10: 6,688,820 km (0.077 R)
• M11: 7,172,620 km (0.097 R)
• M12: 7,679,906 km (0.089 R)
• M13: 8,174,776 km (0.059 R)
• M14: 8,957,322 km (0.114 R)
• M15: 11,516,044 km (0.104 R)
• M16: 12,356,036 km (0.113 R)
• M17: 12,938,570 km (0.12 R)
• M18: 14,475,389 km (0.061 R)
• M19: 14,959,338 km (0.092 R)
• M20: 15,621,458 km (0.058 R)
• M21: 26,024,345 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848

Radius: 10.2

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.11 AU - 5.03 AU

Year: 5386 Days

Day: 7.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,219,493 km

• M1: 127,009 km (0.082 R)
• M2: 488,287 km (0.027 R)
• M3: 912,697 km (0.076 R)
• M4: 1,281,455 km (0.111 R)
• M5: 1,684,322 km (0.092 R)
• M6: 2,109,629 km (0.079 R)
• M7: 2,500,828 km (0.084 R)
• M8: 2,882,601 km (0.033 R)
• M9: 5,898,644 km (0.04 R)
• M10: 7,313,391 km (0.032 R)
• M11: 8,818,495 km (0.113 R)
• M12: 9,535,518 km (0.082 R)
• M13: 9,975,036 km (0.044 R)
• M14: 10,847,641 km (0.111 R)
• M15: 11,670,728 km (0.114 R)
• M16: 12,482,895 km (0.082 R)
• M17: 13,278,008 km (0.029 R)
• M18: 14,562,455 km (0.106 R)
• M19: 20,318,383 km (0.117 R)
• M20: 22,634,607 km (0.09 R)
• M21: 27,167,721 km (0.087 R)
• M22: 28,141,903 km (0.102 R)
• M23: 28,956,014 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.5

Radius: 14.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.04 AU - 4.32 AU

Year: 5606 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,219,493 km

• M1: 175,777 km (0.047 R)
• M2: 779,854 km (0.101 R)
• M3: 1,346,381 km (0.12 R)
• M4: 1,848,880 km (0.099 R)
• M5: 3,174,317 km (0.11 R)
• M6: 3,851,996 km (0.071 R)
• M7: 4,371,399 km (0.085 R)
• M8: 5,394,050 km (0.108 R)
• M9: 6,246,908 km (0.084 R)
• M10: 7,478,398 km (0.047 R)
• M11: 8,432,682 km (0.109 R)
• M12: 9,777,418 km (0.102 R)
• M13: 13,223,554 km (0.098 R)
• M14: 14,982,227 km (0.071 R)
• M15: 17,466,748 km (0.116 R)
• M16: 20,086,805 km (0.107 R)
• M17: 21,324,279 km (0.096 R)
• M18: 21,927,757 km (0.079 R)
• M19: 23,807,155 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.2

Radius: 10.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.8 AU - 4.82 AU

Year: 5870 Days

Day: 12.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,219,493 km

• M1: 130,599 km (0.057 R)
• M2: 514,018 km (0.077 R)
• M3: 988,692 km (0.057 R)
• M4: 3,104,006 km (0.101 R)
• M5: 4,354,345 km (0.052 R)
• M6: 4,781,896 km (0.071 R)
• M7: 5,487,250 km (0.116 R)
• M8: 7,132,527 km (0.108 R)
• M9: 7,497,546 km (0.11 R)
• M10: 8,574,052 km (0.065 R)
• M11: 8,987,092 km (0.043 R)
• M12: 9,648,614 km (0.099 R)
• M13: 12,542,734 km (0.119 R)
• M14: 13,200,815 km (0.118 R)
• M15: 13,752,532 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.5

Radius: 6.9

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.84 AU - 6.6 AU

Year: 10176 Days

Day: 18 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,219,493 km

• M1: 85,869 km (0.079 R)
• M2: 305,479 km (0.089 R)
• M3: 654,042 km (0.118 R)
• M4: 1,082,041 km (0.109 R)
• M5: 2,435,005 km (0.103 R)
• M6: 4,493,022 km (0.085 R)
• M7: 5,718,827 km (0.075 R)
• M8: 8,470,082 km (0.116 R)
• M9: 10,130,618 km (0.074 R)
• M10: 15,555,486 km (0.109 R)
• M11: 17,197,622 km (0.092 R)
• M12: 21,524,740 km (0.04 R)
• M13: 25,100,279 km (0.074 R)
• M14: 28,668,786 km (0.079 R)
• M15: 29,052,804 km (0.096 R)
• M16: 36,679,603 km (0.063 R)
• M17: 39,570,282 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.2

Radius: 3.9

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.03 AU - 9.91 AU

Year: 14760 Days

Day: 20.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 37,219,493 km

• M1: 49,816 km (0.054 R)
• M2: 181,612 km (0.075 R)
• M3: 483,351 km (0.056 R)
• M4: 873,203 km (0.068 R)
• M5: 1,124,078 km (0.045 R)
• M6: 2,169,768 km (0.085 R)
• M7: 2,481,380 km (0.04 R)
• M8: 2,686,030 km (0.061 R)
• M9: 2,942,441 km (0.094 R)
• M10: 3,368,346 km (0.054 R)
• M11: 4,159,270 km (0.102 R)
• M12: 5,901,636 km (0.113 R)
• M13: 6,098,806 km (0.084 R)
• M14: 6,232,846 km (0.026 R)
• M15: 6,611,328 km (0.112 R)
• M16: 7,760,539 km (0.088 R)
• M17: 8,864,571 km (0.077 R)
• M18: 11,943,744 km (0.111 R)
• M19: 12,580,882 km (0.116 R)
• M20: 13,018,007 km (0.085 R)
• M21: 16,301,381 km (0.095 R)
• M22: 17,150,797 km (0.105 R)
• M23: 17,552,767 km (0.104 R)
• M24: 17,756,070 km (0.09 R)
• M25: 19,511,452 km (0.116 R)
• M26: 22,079,898 km (0.063 R)
• M27: 23,118,705 km (0.064 R)
• M28: 23,526,808 km (0.096 R)
• M29: 24,525,673 km (0.116 R)
• M30: 28,710,823 km (0.119 R)
• M31: 33,037,942 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 14,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit