🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.1 AU - 1.4 AU

Year: 510 Days

Day: 42.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 105,514,973 km

• M1: 708,496 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.67 AU - 1.73 AU

Year: 810 Days

Day: 35.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.49 AU - 4.31 AU

Year: 2813 Days

Day: 36.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 179.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,514,973 km

• M1: 330,013 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.97 AU - 5.01 AU

Year: 3475 Days

Day: 14.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.7

Radius: 11.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.73 AU - 8.59 AU

Year: 7743 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 105,514,973 km

• M1: 141,071 km (0.078 R)
• M2: 497,263 km (0.116 R)
• M3: 871,258 km (0.113 R)
• M4: 1,752,838 km (0.056 R)
• M5: 2,485,868 km (0.092 R)
• M6: 3,887,600 km (0.068 R)
• M7: 5,986,608 km (0.115 R)
• M8: 8,603,374 km (0.11 R)
• M9: 9,423,768 km (0.032 R)
• M10: 9,934,196 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.5

Radius: 12.5

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.82 AU - 9.82 AU

Year: 10392 Days

Day: 8.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 105,514,973 km

• M1: 172,935 km (0.072 R)
• M2: 662,419 km (0.12 R)
• M3: 1,075,309 km (0.112 R)
• M4: 2,439,044 km (0.088 R)
• M5: 3,279,185 km (0.094 R)
• M6: 4,119,477 km (0.107 R)
• M7: 8,112,543 km (0.086 R)
• M8: 9,484,655 km (0.12 R)
• M9: 12,154,677 km (0.075 R)
• M10: 18,931,162 km (0.083 R)
• M11: 20,917,522 km (0.09 R)

Asteroid Belt

Center: 12.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.9

Radius: 5.6

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.24 AU - 17.88 AU

Year: 22418 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 105,514,973 km

• M1: 69,713 km (0.075 R)
• M2: 402,119 km (0.087 R)
• M3: 787,932 km (0.111 R)
• M4: 1,222,963 km (0.093 R)
• M5: 1,691,802 km (0.116 R)
• M6: 3,961,950 km (0.119 R)
• M7: 4,253,067 km (0.043 R)
• M8: 5,212,588 km (0.091 R)
• M9: 6,078,161 km (0.103 R)
• M10: 7,907,295 km (0.091 R)
• M11: 8,416,227 km (0.078 R)
• M12: 8,654,686 km (0.054 R)
• M13: 9,653,999 km (0.111 R)
• M14: 10,343,346 km (0.07 R)
• M15: 10,617,110 km (0.108 R)
• M16: 11,583,962 km (0.025 R)
• M17: 11,760,487 km (0.082 R)
• M18: 12,857,787 km (0.096 R)
• M19: 17,159,025 km (0.115 R)
• M20: 18,247,948 km (0.079 R)
• M21: 19,135,213 km (0.119 R)
• M22: 20,390,938 km (0.112 R)
• M23: 22,972,698 km (0.106 R)
• M24: 25,664,562 km (0.104 R)
• M25: 27,293,533 km (0.095 R)
• M26: 29,644,015 km (0.04 R)
• M27: 35,481,174 km (0.081 R)
• M28: 37,371,044 km (0.055 R)
• M29: 47,683,424 km (0.109 R)
• M30: 52,836,472 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.2

Radius: 6.1

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 17.07 AU - 18.09 AU

Year: 26923 Days

Day: 19.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 105,514,973 km

• M1: 75,846 km (0.074 R)
• M2: 340,634 km (0.09 R)
• M3: 578,944 km (0.116 R)
• M4: 940,671 km (0.101 R)
• M5: 1,428,809 km (0.095 R)
• M6: 2,297,674 km (0.112 R)
• M7: 2,700,690 km (0.068 R)
• M8: 3,202,591 km (0.117 R)
• M9: 4,292,412 km (0.108 R)
• M10: 5,886,676 km (0.111 R)
• M11: 6,640,051 km (0.102 R)
• M12: 10,778,676 km (0.083 R)
• M13: 11,582,615 km (0.074 R)
• M14: 12,896,533 km (0.067 R)
• M15: 13,170,746 km (0.059 R)
• M16: 16,935,077 km (0.116 R)
• M17: 17,681,272 km (0.071 R)
• M18: 18,885,086 km (0.103 R)
• M19: 20,142,605 km (0.118 R)
• M20: 21,743,452 km (0.065 R)
• M21: 22,525,400 km (0.079 R)
• M22: 23,023,561 km (0.12 R)
• M23: 24,877,677 km (0.119 R)
• M24: 25,089,657 km (0.074 R)
• M25: 25,624,918 km (0.11 R)
• M26: 28,070,694 km (0.102 R)
• M27: 31,156,599 km (0.086 R)
• M28: 33,808,371 km (0.111 R)
• M29: 41,014,650 km (0.117 R)
• M30: 44,038,621 km (0.031 R)
• M31: 44,348,887 km (0.091 R)
• M32: 46,884,272 km (0.094 R)
• M33: 54,173,428 km (0.042 R)
• M34: 55,789,085 km (0.069 R)
• M35: 59,493,876 km (0.064 R)
• M36: 64,351,319 km (0.088 R)
• M37: 67,801,196 km (0.08 R)
• M38: 69,887,039 km (0.116 R)
• M39: 71,158,770 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.9

Radius: 5.3

Gravity: 29.72 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 16.34 AU - 21.1 AU

Year: 29583 Days

Day: 16.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 105,514,973 km

• M1: 66,272 km (0.114 R)
• M2: 355,295 km (0.083 R)
• M3: 539,600 km (0.088 R)
• M4: 1,056,460 km (0.106 R)
• M5: 1,523,654 km (0.085 R)
• M6: 2,164,681 km (0.071 R)
• M7: 2,941,543 km (0.116 R)
• M8: 3,488,922 km (0.117 R)
• M9: 4,174,080 km (0.081 R)
• M10: 4,433,782 km (0.038 R)
• M11: 5,716,135 km (0.097 R)
• M12: 5,990,198 km (0.1 R)
• M13: 6,417,749 km (0.064 R)
• M14: 14,218,978 km (0.058 R)
• M15: 14,553,330 km (0.104 R)
• M16: 16,855,491 km (0.119 R)
• M17: 17,419,326 km (0.115 R)
• M18: 17,802,147 km (0.113 R)
• M19: 20,640,317 km (0.107 R)
• M20: 21,722,957 km (0.116 R)
• M21: 21,943,913 km (0.071 R)
• M22: 22,842,847 km (0.119 R)
• M23: 23,186,324 km (0.114 R)
• M24: 24,118,767 km (0.052 R)
• M25: 26,685,119 km (0.052 R)
• M26: 29,427,696 km (0.096 R)
• M27: 34,406,463 km (0.067 R)
• M28: 34,706,856 km (0.044 R)
• M29: 37,330,952 km (0.109 R)
• M30: 48,582,956 km (0.057 R)
• M31: 51,662,577 km (0.075 R)
• M32: 56,313,725 km (0.077 R)
• M33: 63,463,157 km (0.104 R)
• M34: 68,314,017 km (0.103 R)
• M35: 70,708,481 km (0.067 R)
• M36: 85,158,438 km (0.096 R)
• M37: 99,313,688 km (0.114 R)
• M38: 105,514,969 km (0.088 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit