🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.52 AU - 0.76 AU

Year: 336 Days

Day: 37.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.5

Radius: 14.7

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.1 AU - 1.34 AU

Year: 884 Days

Day: 11 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,482,786 km

• M1: 182,809 km (0.095 R)
• M2: 654,491 km (0.034 R)
• M3: 1,275,471 km (0.063 R)
• M4: 1,908,719 km (0.083 R)
• M5: 2,657,756 km (0.072 R)
• M6: 4,823,783 km (0.081 R)
• M7: 5,393,452 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.6

Radius: 8.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.41 AU - 2.23 AU

Year: 1611 Days

Day: 6.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,482,786 km

• M1: 111,151 km (0.117 R)
• M2: 497,712 km (0.072 R)
• M3: 1,319,603 km (0.113 R)
• M4: 1,714,691 km (0.093 R)
• M5: 2,049,640 km (0.083 R)
• M6: 2,516,087 km (0.116 R)
• M7: 2,926,733 km (0.044 R)
• M8: 3,548,013 km (0.056 R)
• M9: 3,988,728 km (0.056 R)
• M10: 4,667,005 km (0.078 R)
• M11: 5,215,281 km (0.119 R)
• M12: 5,786,146 km (0.096 R)
• M13: 6,547,001 km (0.088 R)
• M14: 8,216,513 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.7

Radius: 13

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.13 AU - 2.75 AU

Year: 2500 Days

Day: 9.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 131 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,482,786 km

• M1: 161,715 km (0.106 R)
• M2: 683,513 km (0.096 R)
• M3: 1,411,456 km (0.079 R)
• M4: 1,822,850 km (0.113 R)
• M5: 2,442,036 km (0.101 R)
• M6: 3,613,836 km (0.103 R)
• M7: 4,401,469 km (0.05 R)
• M8: 6,402,190 km (0.072 R)
• M9: 7,370,388 km (0.114 R)
• M10: 8,706,746 km (0.094 R)
• M11: 10,825,052 km (0.09 R)
• M12: 11,518,438 km (0.103 R)
• M13: 11,982,789 km (0.114 R)
• M14: 12,459,558 km (0.08 R)
• M15: 13,966,756 km (0.093 R)
• M16: 15,187,026 km (0.086 R)
• M17: 15,952,519 km (0.083 R)
• M18: 20,724,391 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 9.7

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.08 AU - 3.4 AU

Year: 2975 Days

Day: 12.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,482,786 km

• M1: 120,576 km (0.094 R)
• M2: 425,456 km (0.043 R)
• M3: 847,771 km (0.118 R)
• M4: 1,918,443 km (0.108 R)
• M5: 2,438,595 km (0.076 R)
• M6: 2,947,228 km (0.116 R)
• M7: 4,956,327 km (0.099 R)
• M8: 5,856,009 km (0.079 R)
• M9: 6,160,291 km (0.117 R)
• M10: 7,388,788 km (0.094 R)
• M11: 9,546,439 km (0.118 R)
• M12: 11,829,152 km (0.118 R)
• M13: 12,227,232 km (0.095 R)
• M14: 15,847,950 km (0.075 R)
• M15: 16,660,416 km (0.065 R)
• M16: 17,104,871 km (0.089 R)
• M17: 17,959,673 km (0.108 R)
• M18: 21,338,640 km (0.117 R)
• M19: 21,929,103 km (0.084 R)
• M20: 22,530,636 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 11.1

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.54 AU - 7.22 AU

Year: 9354 Days

Day: 8.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,482,786 km

• M1: 138,079 km (0.117 R)
• M2: 543,639 km (0.117 R)
• M3: 1,012,628 km (0.098 R)
• M4: 1,398,590 km (0.072 R)
• M5: 1,808,489 km (0.115 R)
• M6: 2,834,880 km (0.082 R)
• M7: 3,720,050 km (0.084 R)
• M8: 5,269,884 km (0.107 R)
• M9: 5,928,414 km (0.105 R)
• M10: 7,095,427 km (0.096 R)
• M11: 7,816,040 km (0.12 R)
• M12: 8,323,027 km (0.091 R)
• M13: 9,309,625 km (0.068 R)
• M14: 11,839,923 km (0.101 R)
• M15: 13,322,438 km (0.107 R)
• M16: 20,501,191 km (0.092 R)
• M17: 22,210,796 km (0.059 R)
• M18: 23,488,810 km (0.058 R)
• M19: 23,925,636 km (0.1 R)
• M20: 27,810,992 km (0.075 R)
• M21: 28,497,048 km (0.057 R)
• M22: 30,830,924 km (0.075 R)
• M23: 34,174,586 km (0.095 R)
• M24: 35,416,997 km (0.106 R)
• M25: 36,572,191 km (0.117 R)
• M26: 37,041,330 km (0.066 R)
• M27: 38,957,978 km (0.059 R)
• M28: 39,940,836 km (0.108 R)
• M29: 43,379,792 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819

Radius: 3.8

Gravity: 56.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.01 AU - 6.93 AU

Year: 10796 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,482,786 km

• M1: 47,722 km (0.075 R)
• M2: 501,452 km (0.101 R)
• M3: 656,585 km (0.119 R)
• M4: 987,496 km (0.046 R)
• M5: 1,123,779 km (0.059 R)
• M6: 1,520,662 km (0.085 R)
• M7: 2,224,820 km (0.057 R)
• M8: 4,921,770 km (0.118 R)
• M9: 5,600,944 km (0.089 R)
• M10: 6,936,404 km (0.119 R)
• M11: 8,470,381 km (0.087 R)
• M12: 9,192,041 km (0.102 R)
• M13: 9,746,600 km (0.09 R)
• M14: 10,005,854 km (0.108 R)
• M15: 16,571,854 km (0.036 R)
• M16: 17,467,646 km (0.038 R)
• M17: 20,263,780 km (0.031 R)
• M18: 22,524,203 km (0.09 R)
• M19: 32,436,708 km (0.114 R)
• M20: 41,837,139 km (0.033 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755

Radius: 5.4

Gravity: 25.89 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.43 AU - 7.59 AU

Year: 13501 Days

Day: 18 Hours

Environment

Temp: -223 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,482,786 km

• M1: 77,193 km (0.117 R)
• M2: 275,110 km (0.108 R)
• M3: 595,250 km (0.075 R)
• M4: 1,866,981 km (0.05 R)
• M5: 2,679,747 km (0.028 R)
• M6: 3,488,024 km (0.094 R)
• M7: 4,050,961 km (0.113 R)
• M8: 4,447,993 km (0.03 R)
• M9: 4,937,927 km (0.065 R)
• M10: 5,178,629 km (0.117 R)
• M11: 5,535,869 km (0.1 R)
• M12: 5,795,721 km (0.03 R)
• M13: 7,045,312 km (0.062 R)
• M14: 7,218,546 km (0.038 R)
• M15: 10,228,904 km (0.071 R)
• M16: 11,196,952 km (0.043 R)
• M17: 12,729,283 km (0.049 R)
• M18: 13,445,857 km (0.096 R)
• M19: 15,683,093 km (0.081 R)
• M20: 16,582,326 km (0.11 R)
• M21: 18,730,551 km (0.11 R)
• M22: 18,980,080 km (0.079 R)
• M23: 20,967,787 km (0.092 R)
• M24: 21,782,048 km (0.12 R)
• M25: 22,617,104 km (0.091 R)
• M26: 27,327,791 km (0.1 R)
• M27: 27,972,558 km (0.111 R)
• M28: 28,189,624 km (0.082 R)
• M29: 29,516,408 km (0.084 R)
• M30: 33,014,156 km (0.059 R)
• M31: 34,737,074 km (0.113 R)
• M32: 36,260,729 km (0.117 R)
• M33: 40,402,346 km (0.092 R)
• M34: 50,087,461 km (0.062 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 10,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit