🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 14.3

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.74 AU - 0.76 AU

Year: 419 Days

Day: 11 Hours

Environment

Temp: -134 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 91,152,944 km

• M1: 177,872 km (0.113 R)
• M2: 734,226 km (0.089 R)
• M3: 1,232,686 km (0.077 R)
• M4: 2,091,528 km (0.096 R)
• M5: 2,550,644 km (0.119 R)
• M6: 3,030,404 km (0.081 R)
• M7: 3,486,827 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.3

Radius: 8.9

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.69 AU - 2.17 AU

Year: 1731 Days

Day: 12.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,152,944 km

• M1: 114,891 km (0.105 R)
• M2: 396,584 km (0.093 R)
• M3: 956,978 km (0.107 R)
• M4: 1,332,169 km (0.108 R)
• M5: 1,804,450 km (0.072 R)
• M6: 2,120,550 km (0.084 R)
• M7: 2,631,277 km (0.095 R)
• M8: 3,010,956 km (0.091 R)
• M9: 3,362,960 km (0.113 R)
• M10: 3,742,191 km (0.051 R)
• M11: 4,022,836 km (0.05 R)
• M12: 4,393,390 km (0.063 R)
• M13: 4,766,487 km (0.034 R)
• M14: 7,744,532 km (0.114 R)
• M15: 8,202,451 km (0.056 R)
• M16: 9,141,028 km (0.118 R)
• M17: 9,555,414 km (0.083 R)
• M18: 12,894,140 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.7

Radius: 10.5

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.11 AU - 5.03 AU

Year: 6308 Days

Day: 7 Hours

Environment

Temp: -221 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,152,944 km

• M1: 130,599 km (0.063 R)
• M2: 943,514 km (0.088 R)
• M3: 1,406,818 km (0.066 R)
• M4: 1,896,003 km (0.115 R)
• M5: 2,438,146 km (0.047 R)
• M6: 2,865,996 km (0.107 R)
• M7: 3,254,651 km (0.045 R)
• M8: 3,994,862 km (0.044 R)
• M9: 5,498,619 km (0.108 R)
• M10: 5,994,237 km (0.096 R)
• M11: 6,547,899 km (0.07 R)
• M12: 7,504,577 km (0.117 R)
• M13: 8,933,536 km (0.093 R)
• M14: 9,582,641 km (0.12 R)
• M15: 10,457,490 km (0.051 R)
• M16: 11,056,180 km (0.099 R)
• M17: 11,426,285 km (0.109 R)
• M18: 13,729,345 km (0.09 R)
• M19: 14,205,365 km (0.049 R)
• M20: 15,039,822 km (0.104 R)
• M21: 15,751,309 km (0.112 R)
• M22: 19,470,612 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.8

Radius: 7.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.37 AU - 10.47 AU

Year: 17201 Days

Day: 16.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,152,944 km

• M1: 98,136 km (0.09 R)
• M2: 467,493 km (0.107 R)
• M3: 765,792 km (0.094 R)
• M4: 2,203,128 km (0.072 R)
• M5: 2,574,280 km (0.068 R)
• M6: 3,219,795 km (0.071 R)
• M7: 3,651,385 km (0.098 R)
• M8: 4,303,931 km (0.067 R)
• M9: 5,363,532 km (0.081 R)
• M10: 9,945,566 km (0.086 R)
• M11: 11,415,814 km (0.052 R)
• M12: 12,256,554 km (0.064 R)
• M13: 15,026,657 km (0.03 R)
• M14: 17,632,951 km (0.054 R)
• M15: 18,470,101 km (0.037 R)
• M16: 18,826,742 km (0.049 R)
• M17: 23,057,520 km (0.066 R)
• M18: 24,227,674 km (0.088 R)
• M19: 25,437,024 km (0.087 R)
• M20: 26,145,818 km (0.081 R)
• M21: 26,595,509 km (0.058 R)
• M22: 27,141,841 km (0.116 R)
• M23: 28,730,570 km (0.106 R)
• M24: 30,479,220 km (0.116 R)
• M25: 31,785,508 km (0.108 R)
• M26: 32,711,519 km (0.117 R)
• M27: 33,128,748 km (0.053 R)
• M28: 38,648,161 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.7

Radius: 4.3

Gravity: 50.44 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.65 AU - 9.57 AU

Year: 17754 Days

Day: 17.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,152,944 km

• M1: 53,706 km (0.07 R)
• M2: 295,755 km (0.045 R)
• M3: 538,403 km (0.118 R)
• M4: 952,041 km (0.069 R)
• M5: 1,170,454 km (0.114 R)
• M6: 2,134,313 km (0.093 R)
• M7: 2,486,466 km (0.092 R)
• M8: 2,953,810 km (0.099 R)
• M9: 3,250,014 km (0.097 R)
• M10: 3,565,516 km (0.108 R)
• M11: 5,577,009 km (0.078 R)
• M12: 6,549,694 km (0.099 R)
• M13: 6,729,660 km (0.111 R)
• M14: 8,989,037 km (0.078 R)
• M15: 9,324,136 km (0.115 R)
• M16: 11,576,930 km (0.074 R)
• M17: 13,360,885 km (0.069 R)
• M18: 15,478,293 km (0.109 R)
• M19: 15,637,615 km (0.118 R)
• M20: 16,122,013 km (0.053 R)
• M21: 16,450,530 km (0.092 R)
• M22: 18,337,408 km (0.051 R)
• M23: 20,555,047 km (0.085 R)
• M24: 24,314,142 km (0.084 R)
• M25: 25,848,268 km (0.107 R)
• M26: 26,525,049 km (0.091 R)
• M27: 28,387,542 km (0.054 R)
• M28: 28,626,301 km (0.099 R)
• M29: 30,710,199 km (0.105 R)
• M30: 31,724,921 km (0.059 R)
• M31: 36,428,129 km (0.09 R)
• M32: 37,421,459 km (0.098 R)
• M33: 39,759,374 km (0.118 R)
• M34: 39,908,673 km (0.111 R)
• M35: 48,196,395 km (0.042 R)
• M36: 51,312,668 km (0.065 R)
• M37: 57,179,448 km (0.071 R)
• M38: 65,953,812 km (0.09 R)
• M39: 66,793,355 km (0.086 R)
• M40: 74,218,496 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.2

Radius: 4.4

Gravity: 51.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.95 AU - 12.95 AU

Year: 21812 Days

Day: 15.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,152,944 km

• M1: 55,202 km (0.087 R)
• M2: 299,345 km (0.116 R)
• M3: 449,242 km (0.094 R)
• M4: 719,865 km (0.058 R)
• M5: 972,835 km (0.109 R)
• M6: 2,230,803 km (0.103 R)
• M7: 2,742,428 km (0.12 R)
• M8: 3,039,829 km (0.109 R)
• M9: 3,698,807 km (0.118 R)
• M10: 6,017,126 km (0.112 R)
• M11: 6,287,449 km (0.06 R)
• M12: 6,518,877 km (0.06 R)
• M13: 8,136,628 km (0.12 R)
• M14: 9,695,139 km (0.086 R)
• M15: 15,046,404 km (0.114 R)
• M16: 15,377,165 km (0.03 R)
• M17: 16,748,529 km (0.105 R)
• M18: 17,373,399 km (0.099 R)
• M19: 25,771,824 km (0.113 R)
• M20: 39,105,033 km (0.088 R)
• M21: 39,416,496 km (0.066 R)
• M22: 40,839,172 km (0.106 R)
• M23: 42,295,656 km (0.041 R)
• M24: 53,856,430 km (0.1 R)
• M25: 54,048,963 km (0.109 R)
• M26: 56,396,303 km (0.118 R)
• M27: 57,193,510 km (0.112 R)
• M28: 61,292,940 km (0.117 R)
• M29: 65,803,466 km (0.105 R)
• M30: 72,154,643 km (0.049 R)
• M31: 82,428,576 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 18,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit