🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.4

Radius: 13.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.89 AU - 1.29 AU

Year: 724 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,187,622 km

• M1: 163,062 km (0.116 R)
• M2: 577,747 km (0.075 R)
• M3: 1,017,714 km (0.101 R)
• M4: 1,638,396 km (0.107 R)
• M5: 2,083,599 km (0.07 R)
• M6: 2,567,399 km (0.114 R)
• M7: 3,949,982 km (0.116 R)
• M8: 4,367,061 km (0.043 R)
• M9: 4,846,821 km (0.12 R)
• M10: 5,669,610 km (0.087 R)
• M11: 6,341,304 km (0.047 R)
• M12: 7,752,162 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.1

Radius: 10.1

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.1 AU - 1.26 AU

Year: 815 Days

Day: 15 Hours

Environment

Temp: -177 °C

Axial Tilt: 175.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,187,622 km

• M1: 125,662 km (0.036 R)
• M2: 463,454 km (0.078 R)
• M3: 979,417 km (0.077 R)
• M4: 1,494,782 km (0.119 R)
• M5: 1,885,980 km (0.096 R)
• M6: 2,765,616 km (0.12 R)
• M7: 3,519,888 km (0.109 R)
• M8: 5,277,214 km (0.079 R)
• M9: 5,878,000 km (0.086 R)
• M10: 6,635,862 km (0.1 R)
• M11: 7,168,431 km (0.115 R)
• M12: 8,398,424 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.6

Radius: 9.7

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.81 AU - 1.93 AU

Year: 1626 Days

Day: 8.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,187,622 km

• M1: 121,473 km (0.096 R)
• M2: 466,446 km (0.114 R)
• M3: 870,360 km (0.03 R)
• M4: 1,270,984 km (0.109 R)
• M5: 2,238,732 km (0.117 R)
• M6: 3,335,584 km (0.084 R)
• M7: 3,975,563 km (0.034 R)
• M8: 4,757,511 km (0.066 R)
• M9: 5,163,371 km (0.083 R)
• M10: 5,592,118 km (0.104 R)
• M11: 8,935,930 km (0.087 R)
• M12: 10,413,508 km (0.097 R)
• M13: 11,136,365 km (0.115 R)
• M14: 13,007,834 km (0.115 R)
• M15: 13,675,639 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 8.7

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.31 AU - 2.55 AU

Year: 2408 Days

Day: 9 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,187,622 km

• M1: 108,159 km (0.085 R)
• M2: 495,169 km (0.114 R)
• M3: 849,417 km (0.119 R)
• M4: 1,139,188 km (0.114 R)
• M5: 1,535,622 km (0.114 R)
• M6: 1,915,302 km (0.096 R)
• M7: 2,250,251 km (0.074 R)
• M8: 2,927,630 km (0.1 R)
• M9: 3,409,485 km (0.069 R)
• M10: 3,828,658 km (0.073 R)
• M11: 4,426,451 km (0.028 R)
• M12: 4,925,959 km (0.117 R)
• M13: 5,390,460 km (0.105 R)
• M14: 6,011,740 km (0.1 R)
• M15: 6,326,494 km (0.094 R)
• M16: 8,259,448 km (0.115 R)
• M17: 8,815,055 km (0.089 R)
• M18: 10,556,523 km (0.104 R)
• M19: 11,054,535 km (0.049 R)
• M20: 12,473,620 km (0.073 R)
• M21: 14,518,324 km (0.115 R)
• M22: 14,990,754 km (0.116 R)
• M23: 16,016,247 km (0.052 R)
• M24: 16,725,341 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505

Radius: 12.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.01 AU - 3.25 AU

Year: 2712 Days

Day: 10.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,187,622 km

• M1: 151,692 km (0.079 R)
• M2: 546,631 km (0.089 R)
• M3: 1,055,563 km (0.098 R)
• M4: 1,465,610 km (0.046 R)
• M5: 1,972,149 km (0.095 R)
• M6: 2,414,061 km (0.081 R)
• M7: 3,194,064 km (0.092 R)
• M8: 3,679,958 km (0.057 R)
• M9: 4,155,230 km (0.098 R)
• M10: 5,783,454 km (0.091 R)
• M11: 6,375,263 km (0.076 R)
• M12: 6,755,092 km (0.071 R)
• M13: 7,710,873 km (0.071 R)
• M14: 8,787,828 km (0.095 R)
• M15: 9,225,102 km (0.06 R)
• M16: 9,783,402 km (0.118 R)
• M17: 11,514,698 km (0.074 R)
• M18: 11,916,667 km (0.083 R)
• M19: 13,978,425 km (0.118 R)
• M20: 15,381,952 km (0.074 R)
• M21: 16,418,815 km (0.095 R)
• M22: 17,187,599 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 9.7

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.49 AU - 3.11 AU

Year: 2979 Days

Day: 11.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,187,622 km

• M1: 120,725 km (0.116 R)
• M2: 441,763 km (0.081 R)
• M3: 1,038,957 km (0.076 R)
• M4: 1,458,130 km (0.104 R)
• M5: 3,381,211 km (0.105 R)
• M6: 3,720,200 km (0.067 R)
• M7: 4,336,094 km (0.1 R)
• M8: 4,714,278 km (0.115 R)
• M9: 5,410,656 km (0.117 R)
• M10: 5,744,409 km (0.029 R)
• M11: 6,064,698 km (0.098 R)
• M12: 6,481,926 km (0.079 R)
• M13: 7,128,339 km (0.083 R)
• M14: 8,618,483 km (0.089 R)
• M15: 8,968,093 km (0.091 R)
• M16: 9,695,887 km (0.097 R)
• M17: 10,112,816 km (0.116 R)
• M18: 10,462,576 km (0.095 R)
• M19: 11,269,208 km (0.104 R)
• M20: 14,518,623 km (0.105 R)
• M21: 15,064,655 km (0.114 R)
• M22: 15,624,450 km (0.108 R)
• M23: 19,756,792 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.1

Radius: 11.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.68 AU - 3.34 AU

Year: 3320 Days

Day: 10.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,187,622 km

• M1: 143,165 km (0.068 R)
• M2: 532,718 km (0.081 R)
• M3: 1,046,288 km (0.094 R)
• M4: 1,541,905 km (0.05 R)
• M5: 2,320,413 km (0.118 R)
• M6: 3,302,373 km (0.115 R)
• M7: 4,152,986 km (0.067 R)
• M8: 5,012,127 km (0.104 R)
• M9: 5,395,397 km (0.119 R)
• M10: 6,373,916 km (0.079 R)
• M11: 7,272,700 km (0.102 R)
• M12: 8,465,744 km (0.119 R)
• M13: 9,264,447 km (0.069 R)
• M14: 9,814,518 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.6

Radius: 7.1

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.61 AU - 10.11 AU

Year: 16768 Days

Day: 22 Hours

Environment

Temp: -234 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,187,622 km

• M1: 89,310 km (0.081 R)
• M2: 523,892 km (0.113 R)
• M3: 1,130,810 km (0.053 R)
• M4: 2,280,470 km (0.047 R)
• M5: 4,261,894 km (0.092 R)
• M6: 5,501,162 km (0.098 R)
• M7: 7,691,575 km (0.116 R)
• M8: 9,168,405 km (0.108 R)
• M9: 9,424,516 km (0.115 R)
• M10: 11,159,552 km (0.096 R)
• M11: 11,599,819 km (0.101 R)
• M12: 18,695,994 km (0.061 R)
• M13: 21,787,434 km (0.1 R)
• M14: 23,493,747 km (0.114 R)
• M15: 26,474,784 km (0.094 R)
• M16: 27,169,816 km (0.028 R)
• M17: 28,687,187 km (0.066 R)
• M18: 33,275,354 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.5

Radius: 6.2

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.54 AU - 9.18 AU

Year: 16768 Days

Day: 21.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,187,622 km

• M1: 167,550 km (0.073 R)
• M2: 666,907 km (0.051 R)
• M3: 1,264,252 km (0.081 R)
• M4: 2,225,717 km (0.113 R)
• M5: 2,582,358 km (0.083 R)
• M6: 4,137,428 km (0.091 R)
• M7: 4,492,274 km (0.078 R)
• M8: 8,762,994 km (0.081 R)
• M9: 10,235,038 km (0.115 R)
• M10: 21,007,131 km (0.119 R)

Asteroid Belt

Center: 10.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.5

Radius: 7.4

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 11.05 AU - 11.53 AU

Year: 24120 Days

Day: 16.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,187,622 km

• M1: 92,003 km (0.075 R)
• M2: 404,961 km (0.119 R)
• M3: 722,707 km (0.119 R)
• M4: 1,134,251 km (0.072 R)
• M5: 1,640,041 km (0.068 R)
• M6: 2,310,240 km (0.111 R)
• M7: 2,644,890 km (0.095 R)
• M8: 3,911,984 km (0.098 R)
• M9: 4,214,322 km (0.073 R)
• M10: 5,377,146 km (0.118 R)
• M11: 6,143,087 km (0.078 R)
• M12: 7,126,394 km (0.094 R)
• M13: 7,837,881 km (0.108 R)
• M14: 8,156,824 km (0.086 R)
• M15: 10,068,984 km (0.113 R)
• M16: 12,910,895 km (0.04 R)
• M17: 15,077,670 km (0.025 R)
• M18: 17,029,922 km (0.095 R)
• M19: 20,018,140 km (0.063 R)
• M20: 25,243,743 km (0.119 R)
• M21: 25,474,573 km (0.097 R)
• M22: 28,106,598 km (0.059 R)
• M23: 29,616,040 km (0.084 R)
• M24: 31,577,867 km (0.077 R)
• M25: 32,932,774 km (0.074 R)
• M26: 33,485,539 km (0.098 R)
• M27: 36,342,260 km (0.098 R)
• M28: 44,186,723 km (0.079 R)
• M29: 51,220,067 km (0.041 R)
• M30: 53,277,486 km (0.084 R)
• M31: 57,158,055 km (0.106 R)
• M32: 58,156,920 km (0.101 R)
• M33: 58,964,300 km (0.108 R)
• M34: 59,983,959 km (0.107 R)
• M35: 75,519,548 km (0.088 R)
• M36: 76,963,766 km (0.106 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 11,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit