🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.46 AU - 0.62 AU

Year: 260 Days

Day: 34.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.6

Radius: 13.6

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.59 AU - 0.97 AU

Year: 452 Days

Day: 14.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,600,248 km

• M1: 171,888 km (0.117 R)
• M2: 632,350 km (0.082 R)
• M3: 1,466,358 km (0.104 R)
• M4: 1,950,457 km (0.066 R)
• M5: 2,397,605 km (0.071 R)
• M6: 3,251,959 km (0.115 R)
• M7: 3,680,108 km (0.115 R)
• M8: 4,201,905 km (0.115 R)
• M9: 4,803,737 km (0.062 R)
• M10: 5,563,994 km (0.117 R)
• M11: 6,126,482 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.9 AU - 1.1 AU

Year: 656 Days

Day: 12.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 71,600,248 km

• M1: 108,758 km (0.031 R)
• M2: 401,221 km (0.111 R)
• M3: 791,672 km (0.116 R)
• M4: 2,167,524 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.7

Radius: 11.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.89 AU - 2.33 AU

Year: 2011 Days

Day: 5.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,600,248 km

• M1: 152,440 km (0.057 R)
• M2: 673,041 km (0.088 R)
• M3: 1,070,522 km (0.119 R)
• M4: 1,786,947 km (0.113 R)
• M5: 2,583,854 km (0.12 R)
• M6: 5,604,385 km (0.119 R)
• M7: 6,382,144 km (0.081 R)
• M8: 6,970,812 km (0.069 R)
• M9: 7,921,207 km (0.034 R)
• M10: 8,873,547 km (0.079 R)
• M11: 9,989,398 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693

Radius: 13.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.02 AU - 2.4 AU

Year: 2155 Days

Day: 12.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,600,248 km

• M1: 173,085 km (0.091 R)
• M2: 598,691 km (0.111 R)
• M3: 1,297,462 km (0.039 R)
• M4: 1,728,753 km (0.073 R)
• M5: 2,604,349 km (0.114 R)
• M6: 3,192,269 km (0.043 R)
• M7: 3,867,853 km (0.025 R)
• M8: 4,850,412 km (0.119 R)
• M9: 6,324,699 km (0.081 R)
• M10: 6,997,141 km (0.115 R)
• M11: 8,645,560 km (0.052 R)
• M12: 9,786,394 km (0.116 R)
• M13: 10,650,471 km (0.116 R)
• M14: 11,101,209 km (0.115 R)
• M15: 11,682,696 km (0.085 R)
• M16: 13,033,714 km (0.099 R)
• M17: 13,725,006 km (0.039 R)
• M18: 14,304,698 km (0.108 R)
• M19: 14,807,945 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.5

Radius: 10.9

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.12 AU - 2.72 AU

Year: 2470 Days

Day: 13.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,600,248 km

• M1: 149,747 km (0.118 R)
• M2: 633,846 km (0.068 R)
• M3: 1,071,270 km (0.119 R)
• M4: 2,208,513 km (0.114 R)
• M5: 3,045,214 km (0.109 R)
• M6: 3,555,493 km (0.08 R)
• M7: 4,205,047 km (0.109 R)
• M8: 4,748,386 km (0.076 R)
• M9: 6,163,582 km (0.081 R)
• M10: 8,297,147 km (0.105 R)
• M11: 8,838,841 km (0.092 R)
• M12: 11,782,478 km (0.086 R)
• M13: 12,864,220 km (0.115 R)
• M14: 13,963,764 km (0.115 R)
• M15: 16,192,922 km (0.119 R)
• M16: 17,201,661 km (0.101 R)
• M17: 17,971,491 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.2

Radius: 12.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.9 AU - 4.64 AU

Year: 5788 Days

Day: 14.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,600,248 km

• M1: 159,322 km (0.109 R)
• M2: 596,297 km (0.103 R)
• M3: 1,115,103 km (0.082 R)
• M4: 1,663,379 km (0.09 R)
• M5: 2,674,960 km (0.074 R)
• M6: 3,553,847 km (0.043 R)
• M7: 4,544,634 km (0.118 R)
• M8: 5,967,459 km (0.1 R)
• M9: 6,687,623 km (0.102 R)
• M10: 7,101,561 km (0.069 R)
• M11: 7,910,885 km (0.078 R)
• M12: 8,410,841 km (0.107 R)
• M13: 9,008,036 km (0.073 R)
• M14: 10,371,321 km (0.083 R)
• M15: 10,797,376 km (0.12 R)
• M16: 12,287,072 km (0.099 R)
• M17: 13,403,670 km (0.115 R)
• M18: 16,983,697 km (0.054 R)
• M19: 17,817,705 km (0.118 R)
• M20: 20,818,937 km (0.081 R)
• M21: 25,503,595 km (0.093 R)
• M22: 26,203,264 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.2

Radius: 6.9

Gravity: 17.46 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.05 AU - 10.17 AU

Year: 16573 Days

Day: 22.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,600,248 km

• M1: 85,869 km (0.097 R)
• M2: 312,959 km (0.097 R)
• M3: 553,512 km (0.108 R)
• M4: 944,561 km (0.112 R)
• M5: 1,189,901 km (0.111 R)
• M6: 1,794,127 km (0.115 R)
• M7: 2,822,912 km (0.104 R)
• M8: 3,534,848 km (0.057 R)
• M9: 4,426,601 km (0.094 R)
• M10: 4,697,074 km (0.104 R)
• M11: 5,346,478 km (0.092 R)
• M12: 8,396,779 km (0.082 R)
• M13: 8,865,170 km (0.104 R)
• M14: 9,241,408 km (0.119 R)
• M15: 10,975,547 km (0.12 R)
• M16: 11,662,500 km (0.119 R)
• M17: 12,377,728 km (0.071 R)
• M18: 13,539,954 km (0.116 R)
• M19: 15,149,926 km (0.119 R)
• M20: 18,832,876 km (0.028 R)
• M21: 20,274,401 km (0.114 R)
• M22: 29,775,811 km (0.066 R)
• M23: 37,950,885 km (0.116 R)
• M24: 38,232,429 km (0.116 R)
• M25: 38,942,420 km (0.07 R)
• M26: 41,273,155 km (0.116 R)
• M27: 46,531,670 km (0.095 R)
• M28: 52,393,812 km (0.094 R)
• M29: 53,269,408 km (0.068 R)
• M30: 57,238,688 km (0.111 R)
• M31: 65,355,121 km (0.062 R)
• M32: 68,638,495 km (0.113 R)
• M33: 69,476,243 km (0.033 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 15,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit