🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.8

Radius: 11

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.59 AU - 0.89 AU

Year: 424 Days

Day: 11.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,790,996 km

• M1: 136,882 km (0.117 R)
• M2: 487,240 km (0.114 R)
• M3: 869,164 km (0.12 R)
• M4: 1,255,725 km (0.096 R)
• M5: 2,018,674 km (0.117 R)
• M6: 2,448,768 km (0.115 R)
• M7: 2,992,556 km (0.074 R)
• M8: 3,591,246 km (0.053 R)
• M9: 4,094,943 km (0.088 R)
• M10: 4,746,441 km (0.084 R)
• M11: 5,417,687 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.9

Radius: 13.2

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.94 AU - 1.24 AU

Year: 759 Days

Day: 12.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,790,996 km

• M1: 167,250 km (0.111 R)
• M2: 581,487 km (0.053 R)
• M3: 1,103,883 km (0.04 R)
• M4: 1,517,521 km (0.093 R)
• M5: 2,195,947 km (0.077 R)
• M6: 2,905,639 km (0.097 R)
• M7: 3,363,110 km (0.07 R)
• M8: 5,126,270 km (0.065 R)
• M9: 5,640,588 km (0.119 R)
• M10: 6,105,687 km (0.091 R)
• M11: 6,773,193 km (0.119 R)
• M12: 8,749,381 km (0.087 R)
• M13: 9,291,524 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.1

Radius: 13.4

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.97 AU - 1.39 AU

Year: 855 Days

Day: 8.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,790,996 km

• M1: 166,951 km (0.102 R)
• M2: 593,006 km (0.083 R)
• M3: 1,057,208 km (0.058 R)
• M4: 1,539,661 km (0.109 R)
• M5: 2,471,506 km (0.073 R)
• M6: 3,100,117 km (0.06 R)
• M7: 3,576,885 km (0.085 R)
• M8: 4,102,871 km (0.113 R)
• M9: 4,632,747 km (0.071 R)
• M10: 5,174,142 km (0.064 R)
• M11: 5,812,625 km (0.066 R)
• M12: 7,269,409 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.1

Radius: 9

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.92 AU - 2 AU

Year: 1830 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,790,996 km

• M1: 112,946 km (0.118 R)
• M2: 512,522 km (0.118 R)
• M3: 919,877 km (0.062 R)
• M4: 1,563,298 km (0.11 R)
• M5: 2,275,234 km (0.096 R)
• M6: 2,890,680 km (0.107 R)
• M7: 5,534,074 km (0.04 R)
• M8: 7,338,673 km (0.116 R)
• M9: 8,871,303 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 11.4

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.01 AU - 4.05 AU

Year: 4423 Days

Day: 7.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,790,996 km

• M1: 141,968 km (0.112 R)
• M2: 606,619 km (0.051 R)
• M3: 994,975 km (0.112 R)
• M4: 1,487,452 km (0.098 R)
• M5: 2,040,066 km (0.084 R)
• M6: 2,428,721 km (0.117 R)
• M7: 2,849,091 km (0.079 R)
• M8: 3,259,289 km (0.044 R)
• M9: 3,624,008 km (0.111 R)
• M10: 5,367,272 km (0.11 R)
• M11: 6,643,791 km (0.104 R)
• M12: 10,251,344 km (0.069 R)
• M13: 11,450,969 km (0.109 R)
• M14: 12,398,073 km (0.038 R)
• M15: 13,602,785 km (0.119 R)
• M16: 14,448,312 km (0.119 R)
• M17: 16,011,759 km (0.08 R)
• M18: 17,747,095 km (0.107 R)
• M19: 18,756,431 km (0.089 R)
• M20: 20,889,547 km (0.052 R)
• M21: 22,737,979 km (0.116 R)
• M22: 23,253,792 km (0.072 R)
• M23: 25,950,593 km (0.094 R)
• M24: 26,513,979 km (0.054 R)
• M25: 27,003,313 km (0.067 R)
• M26: 27,665,134 km (0.108 R)
• M27: 28,253,054 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 10.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.16 AU - 4.6 AU

Year: 5097 Days

Day: 7.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,790,996 km

• M1: 204,650 km (0.117 R)
• M2: 687,402 km (0.059 R)
• M3: 1,613,413 km (0.098 R)
• M4: 4,556,302 km (0.072 R)
• M5: 7,697,409 km (0.031 R)
• M6: 10,316,868 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 12.7

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.01 AU - 5.69 AU

Year: 7123 Days

Day: 9.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,790,996 km

• M1: 163,660 km (0.072 R)
• M2: 659,577 km (0.025 R)
• M3: 2,902,947 km (0.034 R)
• M4: 4,118,729 km (0.034 R)
• M5: 5,081,391 km (0.106 R)
• M6: 6,615,966 km (0.095 R)
• M7: 7,293,943 km (0.099 R)
• M8: 8,744,744 km (0.119 R)
• M9: 15,769,860 km (0.096 R)
• M10: 21,627,514 km (0.113 R)
• M11: 23,633,920 km (0.042 R)
• M12: 25,579,441 km (0.085 R)
• M13: 30,089,817 km (0.119 R)
• M14: 31,844,001 km (0.08 R)
• M15: 33,339,082 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 9.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.3 AU - 5.52 AU

Year: 7255 Days

Day: 7.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,790,996 km

• M1: 117,285 km (0.106 R)
• M2: 461,210 km (0.057 R)
• M3: 859,589 km (0.079 R)
• M4: 1,497,175 km (0.106 R)
• M5: 1,983,518 km (0.057 R)
• M6: 3,499,244 km (0.038 R)
• M7: 4,191,583 km (0.041 R)
• M8: 4,558,098 km (0.027 R)
• M9: 4,919,376 km (0.062 R)
• M10: 5,758,620 km (0.086 R)
• M11: 6,212,500 km (0.074 R)
• M12: 7,791,356 km (0.1 R)
• M13: 8,615,641 km (0.099 R)
• M14: 10,131,366 km (0.093 R)
• M15: 10,929,770 km (0.051 R)
• M16: 12,107,554 km (0.075 R)
• M17: 12,601,676 km (0.104 R)
• M18: 16,444,995 km (0.119 R)
• M19: 17,609,315 km (0.059 R)
• M20: 19,091,381 km (0.078 R)
• M21: 20,033,249 km (0.069 R)
• M22: 22,301,901 km (0.12 R)
• M23: 24,344,959 km (0.073 R)
• M24: 28,022,524 km (0.092 R)
• M25: 29,680,666 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.1

Radius: 5.1

Gravity: 22.5 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.54 AU - 7.04 AU

Year: 10520 Days

Day: 17.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,790,996 km

• M1: 63,429 km (0.112 R)
• M2: 657,632 km (0.055 R)
• M3: 879,635 km (0.099 R)
• M4: 1,476,531 km (0.069 R)
• M5: 2,958,747 km (0.057 R)
• M6: 3,469,923 km (0.09 R)
• M7: 4,092,549 km (0.111 R)
• M8: 4,756,464 km (0.075 R)
• M9: 10,312,529 km (0.05 R)
• M10: 11,259,633 km (0.086 R)
• M11: 11,643,202 km (0.078 R)
• M12: 11,922,502 km (0.033 R)
• M13: 14,192,799 km (0.064 R)
• M14: 15,563,414 km (0.095 R)
• M15: 16,735,813 km (0.104 R)
• M16: 19,100,207 km (0.102 R)
• M17: 22,875,459 km (0.084 R)
• M18: 39,207,508 km (0.05 R)

Asteroid Belt

Center: 7.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.2

Radius: 5.9

Gravity: 18.88 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.33 AU - 10.11 AU

Year: 17171 Days

Day: 19.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,790,996 km

• M1: 73,303 km (0.045 R)
• M2: 361,279 km (0.07 R)
• M3: 755,768 km (0.104 R)
• M4: 1,466,358 km (0.099 R)
• M5: 1,811,780 km (0.101 R)
• M6: 2,250,999 km (0.109 R)
• M7: 2,688,274 km (0.077 R)
• M8: 3,128,690 km (0.098 R)
• M9: 3,475,757 km (0.05 R)
• M10: 4,809,123 km (0.097 R)
• M11: 5,570,875 km (0.06 R)
• M12: 6,751,053 km (0.051 R)
• M13: 7,703,692 km (0.108 R)
• M14: 8,187,491 km (0.086 R)
• M15: 8,794,560 km (0.063 R)
• M16: 9,056,206 km (0.044 R)
• M17: 10,501,322 km (0.088 R)
• M18: 10,855,420 km (0.067 R)
• M19: 11,339,967 km (0.104 R)
• M20: 12,746,636 km (0.059 R)
• M21: 12,947,097 km (0.083 R)
• M22: 13,491,933 km (0.108 R)
• M23: 21,085,371 km (0.055 R)
• M24: 21,743,901 km (0.116 R)
• M25: 22,319,254 km (0.075 R)
• M26: 27,961,637 km (0.077 R)
• M27: 28,985,934 km (0.103 R)
• M28: 31,230,201 km (0.114 R)
• M29: 32,705,834 km (0.037 R)
• M30: 37,138,120 km (0.079 R)
• M31: 41,221,693 km (0.117 R)
• M32: 43,296,017 km (0.105 R)
• M33: 46,694,582 km (0.1 R)
• M34: 50,600,433 km (0.1 R)
• M35: 61,305,806 km (0.094 R)
• M36: 61,495,945 km (0.05 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: 389 - 16,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit