🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.5

Radius: 11.2

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.44 AU - 0.72 AU

Year: 305 Days

Day: 6.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,692,067 km

• M1: 139,276 km (0.087 R)
• M2: 494,421 km (0.105 R)
• M3: 927,956 km (0.087 R)
• M4: 1,329,476 km (0.117 R)
• M5: 1,826,740 km (0.102 R)
• M6: 2,410,620 km (0.077 R)
• M7: 2,930,173 km (0.076 R)
• M8: 3,421,004 km (0.073 R)
• M9: 3,830,753 km (0.026 R)
• M10: 4,379,178 km (0.119 R)
• M11: 4,892,299 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.1

Radius: 8.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.74 AU - 1.22 AU

Year: 670 Days

Day: 7.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,692,067 km

• M1: 109,506 km (0.08 R)
• M2: 523,144 km (0.097 R)
• M3: 811,419 km (0.081 R)
• M4: 1,098,796 km (0.11 R)
• M5: 1,413,849 km (0.057 R)
• M6: 1,863,690 km (0.117 R)
• M7: 2,303,209 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.2

Radius: 12.8

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.45 AU - 2.03 AU

Year: 1584 Days

Day: 5.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,692,067 km

• M1: 159,621 km (0.073 R)
• M2: 619,485 km (0.106 R)
• M3: 1,077,553 km (0.103 R)
• M4: 1,543,252 km (0.113 R)
• M5: 2,698,746 km (0.114 R)
• M6: 3,203,190 km (0.062 R)
• M7: 3,717,956 km (0.095 R)
• M8: 6,558,520 km (0.114 R)
• M9: 7,198,949 km (0.063 R)
• M10: 7,939,458 km (0.099 R)
• M11: 8,698,667 km (0.114 R)
• M12: 9,505,748 km (0.04 R)
• M13: 10,327,040 km (0.108 R)
• M14: 11,761,833 km (0.117 R)
• M15: 13,790,680 km (0.063 R)
• M16: 14,798,521 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.5

Radius: 12.9

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.59 AU - 2.31 AU

Year: 1880 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,692,067 km

• M1: 160,369 km (0.068 R)
• M2: 612,753 km (0.028 R)
• M3: 1,098,348 km (0.058 R)
• M4: 1,523,654 km (0.042 R)
• M5: 2,089,733 km (0.119 R)
• M6: 2,668,228 km (0.105 R)
• M7: 3,910,040 km (0.055 R)
• M8: 4,529,524 km (0.105 R)
• M9: 5,249,688 km (0.097 R)
• M10: 5,713,891 km (0.086 R)
• M11: 6,409,670 km (0.114 R)
• M12: 7,006,566 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.1

Radius: 13.5

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.01 AU - 3.09 AU

Year: 2811 Days

Day: 10 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,692,067 km

• M1: 168,148 km (0.093 R)
• M2: 598,990 km (0.047 R)
• M3: 1,493,735 km (0.096 R)
• M4: 2,197,742 km (0.086 R)
• M5: 2,635,316 km (0.043 R)
• M6: 4,740,906 km (0.089 R)
• M7: 5,312,819 km (0.108 R)
• M8: 6,138,300 km (0.103 R)
• M9: 6,679,096 km (0.119 R)
• M10: 7,163,644 km (0.105 R)
• M11: 8,013,210 km (0.104 R)
• M12: 9,307,232 km (0.049 R)
• M13: 12,307,118 km (0.103 R)
• M14: 13,125,717 km (0.102 R)
• M15: 15,064,057 km (0.097 R)
• M16: 16,664,156 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960

Radius: 8.1

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.7 AU - 2.96 AU

Year: 3286 Days

Day: 7.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,692,067 km

• M1: 100,829 km (0.117 R)
• M2: 386,710 km (0.095 R)
• M3: 647,310 km (0.086 R)
• M4: 982,260 km (0.111 R)
• M5: 1,358,349 km (0.114 R)
• M6: 1,668,764 km (0.104 R)
• M7: 3,205,434 km (0.112 R)
• M8: 3,888,647 km (0.12 R)
• M9: 5,039,354 km (0.088 R)
• M10: 6,312,432 km (0.052 R)
• M11: 6,584,700 km (0.119 R)
• M12: 6,896,312 km (0.094 R)
• M13: 8,030,563 km (0.109 R)
• M14: 9,245,597 km (0.118 R)
• M15: 10,162,183 km (0.101 R)
• M16: 11,269,656 km (0.118 R)
• M17: 11,807,162 km (0.053 R)
• M18: 12,884,865 km (0.11 R)
• M19: 13,925,019 km (0.063 R)
• M20: 14,335,665 km (0.12 R)
• M21: 15,947,731 km (0.107 R)
• M22: 17,977,027 km (0.031 R)
• M23: 18,525,452 km (0.094 R)
• M24: 22,400,935 km (0.117 R)
• M25: 24,638,919 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.1

Radius: 8.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.47 AU - 3.41 AU

Year: 3480 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,692,067 km

• M1: 126,709 km (0.068 R)
• M2: 397,332 km (0.113 R)
• M3: 708,196 km (0.061 R)
• M4: 2,457,743 km (0.026 R)
• M5: 2,744,074 km (0.114 R)
• M6: 3,613,387 km (0.104 R)
• M7: 4,444,852 km (0.037 R)
• M8: 4,850,561 km (0.067 R)
• M9: 6,920,397 km (0.111 R)
• M10: 7,290,951 km (0.118 R)
• M11: 8,579,438 km (0.115 R)
• M12: 8,907,356 km (0.051 R)
• M13: 9,209,694 km (0.095 R)
• M14: 9,834,863 km (0.063 R)
• M15: 10,599,608 km (0.108 R)
• M16: 13,175,384 km (0.117 R)
• M17: 14,149,565 km (0.092 R)
• M18: 17,256,414 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.9

Radius: 13.8

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.53 AU - 5.05 AU

Year: 7236 Days

Day: 13.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,692,067 km

• M1: 176,376 km (0.099 R)
• M2: 643,570 km (0.101 R)
• M3: 1,076,207 km (0.107 R)
• M4: 1,904,231 km (0.069 R)
• M5: 2,506,961 km (0.118 R)
• M6: 3,821,926 km (0.077 R)
• M7: 5,087,375 km (0.095 R)
• M8: 6,799,223 km (0.09 R)
• M9: 9,182,168 km (0.043 R)
• M10: 10,266,004 km (0.081 R)
• M11: 11,859,820 km (0.114 R)
• M12: 12,296,795 km (0.033 R)
• M13: 13,554,016 km (0.105 R)
• M14: 14,769,947 km (0.078 R)
• M15: 15,794,094 km (0.118 R)
• M16: 17,558,452 km (0.092 R)
• M17: 19,002,670 km (0.097 R)
• M18: 19,753,800 km (0.102 R)
• M19: 22,456,735 km (0.064 R)
• M20: 23,211,606 km (0.106 R)
• M21: 24,772,211 km (0.08 R)
• M22: 28,101,511 km (0.12 R)
• M23: 29,076,889 km (0.039 R)
• M24: 31,302,008 km (0.071 R)
• M25: 33,747,335 km (0.061 R)
• M26: 36,662,100 km (0.102 R)
• M27: 38,418,080 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.6

Radius: 4.8

Gravity: 17.21 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.05 AU - 7.39 AU

Year: 12024 Days

Day: 18.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,692,067 km

• M1: 59,690 km (0.095 R)
• M2: 442,660 km (0.087 R)
• M3: 747,840 km (0.093 R)
• M4: 1,028,934 km (0.076 R)
• M5: 1,253,630 km (0.113 R)
• M6: 1,483,263 km (0.047 R)
• M7: 1,817,315 km (0.049 R)
• M8: 2,147,029 km (0.103 R)
• M9: 2,535,235 km (0.096 R)
• M10: 2,925,536 km (0.079 R)
• M11: 5,206,604 km (0.07 R)
• M12: 6,625,390 km (0.115 R)
• M13: 8,636,584 km (0.088 R)
• M14: 8,907,805 km (0.102 R)
• M15: 9,951,550 km (0.08 R)
• M16: 10,350,377 km (0.104 R)
• M17: 11,886,448 km (0.091 R)
• M18: 12,053,549 km (0.062 R)
• M19: 12,506,681 km (0.071 R)
• M20: 13,267,386 km (0.049 R)
• M21: 14,687,968 km (0.065 R)
• M22: 15,600,664 km (0.115 R)
• M23: 16,275,201 km (0.113 R)
• M24: 17,110,256 km (0.114 R)
• M25: 18,046,590 km (0.034 R)
• M26: 19,016,732 km (0.032 R)
• M27: 30,491,038 km (0.046 R)
• M28: 30,804,446 km (0.102 R)
• M29: 31,757,384 km (0.074 R)
• M30: 32,295,338 km (0.076 R)
• M31: 36,583,112 km (0.112 R)
• M32: 42,133,043 km (0.081 R)
• M33: 44,501,627 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.7

Radius: 4.7

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.31 AU - 11.13 AU

Year: 22552 Days

Day: 19.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,692,067 km

• M1: 58,642 km (0.069 R)
• M2: 275,559 km (0.061 R)
• M3: 467,344 km (0.081 R)
• M4: 701,614 km (0.063 R)
• M5: 2,592,830 km (0.057 R)
• M6: 3,491,913 km (0.098 R)
• M7: 4,615,094 km (0.077 R)
• M8: 4,851,908 km (0.096 R)
• M9: 5,204,360 km (0.11 R)
• M10: 7,048,154 km (0.06 R)
• M11: 9,719,523 km (0.056 R)
• M12: 10,450,907 km (0.072 R)
• M13: 13,265,890 km (0.119 R)
• M14: 13,675,789 km (0.06 R)
• M15: 13,883,879 km (0.064 R)
• M16: 14,737,335 km (0.117 R)
• M17: 15,776,591 km (0.078 R)
• M18: 15,928,882 km (0.108 R)
• M19: 16,082,220 km (0.048 R)
• M20: 17,506,990 km (0.063 R)
• M21: 17,670,351 km (0.115 R)
• M22: 18,417,891 km (0.053 R)
• M23: 21,807,779 km (0.111 R)
• M24: 22,091,866 km (0.064 R)
• M25: 25,381,822 km (0.114 R)
• M26: 35,982,626 km (0.096 R)
• M27: 39,098,899 km (0.026 R)
• M28: 41,659,716 km (0.044 R)
• M29: 44,481,580 km (0.113 R)
• M30: 50,833,955 km (0.115 R)
• M31: 54,052,403 km (0.087 R)
• M32: 60,891,569 km (0.044 R)
• M33: 64,517,672 km (0.068 R)
• M34: 65,495,294 km (0.12 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 19,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit