🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.9

Radius: 8.6

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.61 AU - 0.97 AU

Year: 453 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 151.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,585,469 km

• M1: 106,962 km (0.118 R)
• M2: 432,039 km (0.074 R)
• M3: 911,201 km (0.052 R)
• M4: 1,192,295 km (0.109 R)
• M5: 1,525,150 km (0.069 R)
• M6: 1,979,030 km (0.068 R)
• M7: 2,257,133 km (0.098 R)
• M8: 2,708,021 km (0.093 R)
• M9: 3,696,863 km (0.073 R)
• M10: 4,009,522 km (0.066 R)
• M11: 4,519,202 km (0.066 R)
• M12: 4,877,190 km (0.119 R)
• M13: 5,153,796 km (0.099 R)
• M14: 5,441,024 km (0.086 R)
• M15: 6,029,243 km (0.105 R)
• M16: 6,659,200 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 12.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.86 AU - 1 AU

Year: 579 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,585,469 km

• M1: 154,086 km (0.102 R)
• M2: 645,365 km (0.089 R)
• M3: 1,217,278 km (0.084 R)
• M4: 1,730,997 km (0.055 R)
• M5: 2,117,259 km (0.108 R)
• M6: 4,023,435 km (0.101 R)
• M7: 4,637,235 km (0.034 R)
• M8: 5,479,022 km (0.03 R)
• M9: 6,289,842 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.2

Radius: 8.6

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.44 AU - 1.62 AU

Year: 1222 Days

Day: 6.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,585,469 km

• M1: 106,962 km (0.12 R)
• M2: 487,988 km (0.078 R)
• M3: 784,790 km (0.041 R)
• M4: 1,161,179 km (0.057 R)
• M5: 1,509,143 km (0.1 R)
• M6: 2,623,199 km (0.091 R)
• M7: 3,169,680 km (0.11 R)
• M8: 3,689,532 km (0.1 R)
• M9: 4,394,737 km (0.066 R)
• M10: 4,879,434 km (0.099 R)
• M11: 5,617,250 km (0.111 R)
• M12: 6,598,612 km (0.049 R)
• M13: 7,994,809 km (0.107 R)
• M14: 8,717,517 km (0.114 R)
• M15: 9,705,461 km (0.118 R)
• M16: 10,226,510 km (0.11 R)
• M17: 10,629,378 km (0.058 R)
• M18: 10,938,596 km (0.046 R)
• M19: 11,431,372 km (0.034 R)
• M20: 12,049,660 km (0.091 R)
• M21: 12,423,505 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.2

Radius: 11.6

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.21 AU - 2.47 AU

Year: 2311 Days

Day: 13.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,585,469 km

• M1: 144,212 km (0.067 R)
• M2: 536,308 km (0.108 R)
• M3: 1,467,256 km (0.091 R)
• M4: 1,943,426 km (0.084 R)
• M5: 3,348,449 km (0.112 R)
• M6: 4,245,139 km (0.095 R)
• M7: 5,201,368 km (0.076 R)
• M8: 6,456,345 km (0.119 R)
• M9: 7,389,088 km (0.087 R)
• M10: 8,217,112 km (0.106 R)
• M11: 10,204,370 km (0.117 R)
• M12: 10,920,046 km (0.065 R)
• M13: 11,912,329 km (0.045 R)
• M14: 16,136,075 km (0.094 R)
• M15: 17,528,233 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.7

Radius: 3.5

Gravity: 39.49 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.54 AU - 9.38 AU

Year: 15888 Days

Day: 17.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,585,469 km

• M1: 44,730 km (0.106 R)
• M2: 183,257 km (0.102 R)
• M3: 454,628 km (0.11 R)
• M4: 604,675 km (0.107 R)
• M5: 950,994 km (0.12 R)
• M6: 1,238,222 km (0.094 R)
• M7: 1,595,910 km (0.037 R)
• M8: 1,858,754 km (0.119 R)
• M9: 2,266,258 km (0.119 R)
• M10: 2,730,460 km (0.1 R)
• M11: 3,009,012 km (0.112 R)
• M12: 3,130,635 km (0.083 R)
• M13: 3,255,399 km (0.05 R)
• M14: 4,016,852 km (0.061 R)
• M15: 4,990,585 km (0.08 R)
• M16: 5,622,786 km (0.101 R)
• M17: 7,044,564 km (0.092 R)
• M18: 8,886,712 km (0.062 R)
• M19: 10,629,527 km (0.076 R)
• M20: 13,817,458 km (0.102 R)
• M21: 15,054,333 km (0.046 R)
• M22: 16,513,062 km (0.049 R)
• M23: 17,045,032 km (0.107 R)
• M24: 31,021,063 km (0.086 R)
• M25: 31,713,701 km (0.108 R)
• M26: 38,285,536 km (0.116 R)
• M27: 41,957,715 km (0.108 R)
• M28: 44,095,768 km (0.061 R)
• M29: 44,678,002 km (0.071 R)
• M30: 46,906,861 km (0.081 R)
• M31: 47,057,955 km (0.056 R)
• M32: 49,364,754 km (0.039 R)
• M33: 49,521,084 km (0.117 R)
• M34: 50,625,266 km (0.075 R)
• M35: 51,423,969 km (0.114 R)
• M36: 51,584,637 km (0.085 R)
• M37: 55,543,445 km (0.084 R)
• M38: 57,423,741 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832

Radius: 4.8

Gravity: 36.11 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.93 AU - 10.95 AU

Year: 17259 Days

Day: 22.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,585,469 km

• M1: 66,421 km (0.115 R)
• M2: 221,255 km (0.088 R)
• M3: 510,278 km (0.1 R)
• M4: 740,659 km (0.119 R)
• M5: 954,285 km (0.098 R)
• M6: 1,427,912 km (0.11 R)
• M7: 2,025,106 km (0.081 R)
• M8: 2,401,794 km (0.11 R)
• M9: 3,461,545 km (0.104 R)
• M10: 4,488,684 km (0.105 R)
• M11: 4,836,350 km (0.104 R)
• M12: 5,314,764 km (0.102 R)
• M13: 5,824,294 km (0.082 R)
• M14: 7,216,452 km (0.061 R)
• M15: 9,698,729 km (0.051 R)
• M16: 10,220,078 km (0.06 R)
• M17: 11,255,744 km (0.093 R)
• M18: 12,159,614 km (0.101 R)
• M19: 12,971,931 km (0.073 R)
• M20: 17,162,466 km (0.083 R)
• M21: 17,838,499 km (0.11 R)
• M22: 21,779,804 km (0.115 R)
• M23: 22,571,925 km (0.056 R)
• M24: 23,383,194 km (0.064 R)
• M25: 24,108,744 km (0.066 R)
• M26: 25,713,780 km (0.034 R)
• M27: 26,043,194 km (0.047 R)
• M28: 28,428,083 km (0.081 R)
• M29: 29,135,233 km (0.114 R)
• M30: 29,613,198 km (0.064 R)
• M31: 32,591,243 km (0.117 R)
• M32: 33,235,860 km (0.059 R)
• M33: 40,747,917 km (0.119 R)
• M34: 44,264,215 km (0.043 R)
• M35: 52,948,521 km (0.043 R)
• M36: 54,018,146 km (0.111 R)
• M37: 59,391,701 km (0.088 R)
• M38: 64,502,712 km (0.085 R)
• M39: 65,110,528 km (0.12 R)
• M40: 71,185,698 km (0.087 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: 435 - 19,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit