🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.61 AU - 0.79 AU

Year: 222 Days

Day: 35.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.3

Radius: 8.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.11 AU - 6.45 AU

Year: 4595 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,005,970 km

• M1: 107,561 km (0.099 R)
• M2: 546,631 km (0.068 R)
• M3: 977,472 km (0.071 R)
• M4: 1,890,917 km (0.096 R)
• M5: 2,187,420 km (0.069 R)
• M6: 3,470,970 km (0.085 R)
• M7: 4,651,147 km (0.049 R)
• M8: 5,122,680 km (0.076 R)
• M9: 6,672,364 km (0.11 R)
• M10: 7,272,700 km (0.105 R)
• M11: 7,876,029 km (0.062 R)
• M12: 12,796,303 km (0.114 R)
• M13: 14,299,013 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.7

Radius: 8.2

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.33 AU - 6.81 AU

Year: 4979 Days

Day: 10 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,005,970 km

• M1: 105,766 km (0.037 R)
• M2: 428,448 km (0.116 R)
• M3: 704,756 km (0.11 R)
• M4: 1,194,389 km (0.083 R)
• M5: 1,617,003 km (0.094 R)
• M6: 2,264,613 km (0.109 R)
• M7: 3,146,791 km (0.1 R)
• M8: 3,428,484 km (0.118 R)
• M9: 3,872,490 km (0.066 R)
• M10: 4,152,388 km (0.09 R)
• M11: 4,469,087 km (0.073 R)
• M12: 5,305,937 km (0.085 R)
• M13: 7,031,549 km (0.033 R)
• M14: 7,614,980 km (0.112 R)
• M15: 7,987,180 km (0.087 R)
• M16: 8,514,213 km (0.075 R)
• M17: 9,482,560 km (0.075 R)
• M18: 9,873,908 km (0.086 R)
• M19: 10,276,027 km (0.118 R)
• M20: 11,859,521 km (0.112 R)
• M21: 12,268,073 km (0.11 R)
• M22: 15,718,697 km (0.106 R)
• M23: 17,171,292 km (0.118 R)
• M24: 18,711,402 km (0.104 R)
• M25: 19,265,363 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.9

Radius: 12.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.62 AU - 6.5 AU

Year: 5650 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,005,970 km

• M1: 154,235 km (0.077 R)
• M2: 698,772 km (0.117 R)
• M3: 1,192,893 km (0.069 R)
• M4: 2,757,538 km (0.105 R)
• M5: 3,195,560 km (0.115 R)
• M6: 4,921,321 km (0.102 R)
• M7: 6,305,550 km (0.107 R)
• M8: 6,977,095 km (0.037 R)
• M9: 8,866,067 km (0.118 R)
• M10: 9,908,914 km (0.112 R)
• M11: 10,860,357 km (0.08 R)
• M12: 13,235,073 km (0.076 R)
• M13: 14,183,225 km (0.06 R)
• M14: 17,010,475 km (0.066 R)
• M15: 19,237,837 km (0.115 R)
• M16: 21,114,692 km (0.078 R)
• M17: 22,828,186 km (0.075 R)
• M18: 23,324,103 km (0.12 R)
• M19: 24,337,629 km (0.106 R)
• M20: 24,855,387 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.1

Radius: 9.8

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.89 AU - 7.77 AU

Year: 6032 Days

Day: 9.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,005,970 km

• M1: 127,158 km (0.117 R)
• M2: 432,787 km (0.075 R)
• M3: 869,612 km (0.038 R)
• M4: 1,544,598 km (0.112 R)
• M5: 2,042,909 km (0.103 R)
• M6: 2,537,479 km (0.102 R)
• M7: 3,838,233 km (0.118 R)
• M8: 5,298,009 km (0.061 R)
• M9: 6,039,266 km (0.097 R)
• M10: 6,468,911 km (0.089 R)
• M11: 7,463,737 km (0.111 R)
• M12: 8,037,146 km (0.07 R)
• M13: 10,208,409 km (0.102 R)
• M14: 11,404,145 km (0.105 R)
• M15: 12,061,777 km (0.096 R)
• M16: 12,637,729 km (0.092 R)
• M17: 16,613,741 km (0.075 R)
• M18: 19,305,007 km (0.056 R)
• M19: 21,810,622 km (0.1 R)
• M20: 22,274,225 km (0.034 R)
• M21: 23,381,698 km (0.065 R)
• M22: 26,659,837 km (0.072 R)
• M23: 27,012,588 km (0.037 R)
• M24: 33,699,763 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.1

Radius: 9.2

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.87 AU - 11.99 AU

Year: 11851 Days

Day: 5.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,005,970 km

• M1: 114,442 km (0.118 R)
• M2: 627,862 km (0.086 R)
• M3: 1,018,911 km (0.081 R)
• M4: 1,305,241 km (0.064 R)
• M5: 2,047,097 km (0.052 R)
• M6: 2,450,413 km (0.037 R)
• M7: 2,792,693 km (0.108 R)
• M8: 3,469,623 km (0.03 R)
• M9: 4,558,098 km (0.12 R)
• M10: 4,879,284 km (0.065 R)
• M11: 5,822,798 km (0.114 R)
• M12: 6,240,326 km (0.106 R)
• M13: 7,703,243 km (0.101 R)
• M14: 8,538,747 km (0.082 R)
• M15: 10,010,491 km (0.049 R)
• M16: 10,555,027 km (0.048 R)
• M17: 11,408,932 km (0.096 R)
• M18: 12,185,495 km (0.096 R)
• M19: 13,060,792 km (0.111 R)
• M20: 14,111,717 km (0.073 R)
• M21: 14,866,438 km (0.115 R)
• M22: 15,647,638 km (0.085 R)
• M23: 16,381,416 km (0.099 R)
• M24: 17,369,210 km (0.118 R)
• M25: 17,917,487 km (0.026 R)
• M26: 23,954,060 km (0.045 R)
• M27: 25,126,309 km (0.115 R)
• M28: 29,863,924 km (0.093 R)
• M29: 34,793,323 km (0.098 R)
• M30: 38,364,823 km (0.104 R)
• M31: 40,785,615 km (0.108 R)
• M32: 42,737,568 km (0.07 R)
• M33: 45,043,620 km (0.097 R)
• M34: 47,888,373 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.7

Radius: 6.1

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.71 AU - 16.11 AU

Year: 17569 Days

Day: 16.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 57.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,005,970 km

• M1: 78,688 km (0.098 R)
• M2: 496,515 km (0.112 R)
• M3: 1,237,474 km (0.06 R)
• M4: 2,052,184 km (0.102 R)
• M5: 2,265,660 km (0.074 R)
• M6: 3,417,115 km (0.098 R)
• M7: 4,699,468 km (0.115 R)
• M8: 5,398,389 km (0.078 R)
• M9: 6,237,334 km (0.053 R)
• M10: 7,696,362 km (0.029 R)
• M11: 12,751,274 km (0.109 R)
• M12: 13,050,170 km (0.091 R)
• M13: 13,600,092 km (0.088 R)
• M14: 14,101,694 km (0.09 R)
• M15: 18,340,250 km (0.057 R)
• M16: 20,217,404 km (0.119 R)
• M17: 26,514,577 km (0.026 R)
• M18: 30,687,310 km (0.09 R)
• M19: 35,748,356 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745

Radius: 3.3

Gravity: 68.41 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.01 AU - 19.73 AU

Year: 25085 Days

Day: 22.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,005,970 km

• M1: 41,289 km (0.083 R)
• M2: 146,307 km (0.095 R)
• M3: 324,179 km (0.112 R)
• M4: 545,434 km (0.12 R)
• M5: 674,836 km (0.088 R)
• M6: 1,221,616 km (0.067 R)
• M7: 1,514,080 km (0.089 R)
• M8: 1,639,892 km (0.103 R)
• M9: 1,953,599 km (0.113 R)
• M10: 2,305,752 km (0.089 R)
• M11: 3,221,740 km (0.116 R)
• M12: 3,339,922 km (0.108 R)
• M13: 3,907,796 km (0.087 R)
• M14: 4,428,097 km (0.12 R)
• M15: 4,574,404 km (0.093 R)
• M16: 5,562,498 km (0.1 R)
• M17: 7,273,448 km (0.108 R)
• M18: 8,953,133 km (0.046 R)
• M19: 11,343,558 km (0.113 R)
• M20: 12,611,400 km (0.085 R)
• M21: 12,905,360 km (0.05 R)
• M22: 13,970,496 km (0.118 R)
• M23: 15,507,914 km (0.083 R)
• M24: 15,930,528 km (0.097 R)
• M25: 21,511,426 km (0.114 R)
• M26: 22,142,878 km (0.092 R)
• M27: 22,678,439 km (0.11 R)
• M28: 23,775,290 km (0.119 R)
• M29: 33,430,786 km (0.032 R)
• M30: 34,993,485 km (0.102 R)
• M31: 35,137,847 km (0.113 R)
• M32: 36,604,205 km (0.114 R)
• M33: 37,201,849 km (0.085 R)
• M34: 39,189,556 km (0.099 R)
• M35: 46,965,204 km (0.119 R)
• M36: 64,168,511 km (0.096 R)
• M37: 66,354,435 km (0.104 R)
• M38: 66,575,690 km (0.078 R)
• M39: 76,078,296 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 15,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit