🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.51 AU - 0.81 AU

Year: 352 Days

Day: 17.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,761,287 km

• M1: 402,867 km (0.085 R)
• M2: 654,939 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 9.8

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.54 AU - 0.84 AU

Year: 376 Days

Day: 13.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,761,287 km

• M1: 130,449 km (0.076 R)
• M2: 196,123 km (0.116 R)
• M3: 263,292 km (0.082 R)
• M4: 361,129 km (0.066 R)
• M5: 441,015 km (0.07 R)
• M6: 515,664 km (0.117 R)
• M7: 591,061 km (0.085 R)
• M8: 691,591 km (0.068 R)
• M9: 756,516 km (0.112 R)
• M10: 821,292 km (0.112 R)
• M11: 893,249 km (0.056 R)
• M12: 972,835 km (0.064 R)
• M13: 1,044,044 km (0.053 R)
• M14: 1,119,890 km (0.092 R)
• M15: 1,189,004 km (0.115 R)
• M16: 1,316,461 km (0.084 R)
• M17: 1,426,864 km (0.096 R)
• M18: 1,495,979 km (0.091 R)
• M19: 1,611,468 km (0.058 R)
• M20: 1,723,517 km (0.095 R)
• M21: 1,841,550 km (0.078 R)
• M22: 1,948,363 km (0.062 R)
• M23: 2,067,891 km (0.096 R)
• M24: 2,193,703 km (0.085 R)
• M25: 2,266,707 km (0.118 R)
• M26: 2,344,348 km (0.11 R)
• M27: 2,471,955 km (0.103 R)
• M28: 2,540,321 km (0.089 R)
• M29: 2,605,696 km (0.059 R)
• M30: 2,698,746 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.7

Radius: 11.3

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.71 AU - 0.99 AU

Year: 514 Days

Day: 14.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 31,761,287 km

• M1: 143,016 km (0.112 R)
• M2: 245,789 km (0.083 R)
• M3: 464,501 km (0.044 R)
• M4: 665,561 km (0.06 R)
• M5: 747,241 km (0.11 R)
• M6: 832,662 km (0.06 R)
• M7: 942,018 km (0.089 R)
• M8: 1,024,895 km (0.082 R)
• M9: 1,099,694 km (0.026 R)
• M10: 1,176,438 km (0.111 R)
• M11: 1,358,947 km (0.074 R)
• M12: 1,514,379 km (0.063 R)
• M13: 1,688,511 km (0.082 R)
• M14: 1,804,150 km (0.045 R)
• M15: 1,882,689 km (0.049 R)
• M16: 2,043,507 km (0.07 R)
• M17: 2,139,399 km (0.103 R)
• M18: 2,215,844 km (0.086 R)
• M19: 2,443,681 km (0.089 R)
• M20: 2,664,338 km (0.083 R)
• M21: 2,907,135 km (0.054 R)
• M22: 2,984,478 km (0.073 R)
• M23: 3,062,418 km (0.105 R)
• M24: 3,244,628 km (0.111 R)
• M25: 3,512,408 km (0.072 R)
• M26: 3,644,803 km (0.098 R)
• M27: 3,770,465 km (0.106 R)
• M28: 4,147,601 km (0.038 R)
• M29: 4,252,619 km (0.118 R)
• M30: 4,340,732 km (0.04 R)
• M31: 4,510,077 km (0.108 R)
• M32: 4,618,086 km (0.117 R)
• M33: 4,717,868 km (0.077 R)
• M34: 4,809,272 km (0.102 R)
• M35: 4,882,725 km (0.107 R)
• M36: 4,984,451 km (0.096 R)
• M37: 5,143,025 km (0.091 R)
• M38: 5,218,273 km (0.088 R)
• M39: 5,369,816 km (0.049 R)
• M40: 5,716,284 km (0.105 R)
• M41: 6,089,830 km (0.1 R)
• M42: 6,279,670 km (0.119 R)
• M43: 6,360,153 km (0.09 R)
• M44: 6,644,689 km (0.111 R)
• M45: 6,871,180 km (0.098 R)
• M46: 7,027,210 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.3

Radius: 11.1

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.8 AU - 0.92 AU

Year: 523 Days

Day: 6.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 31,761,287 km

• M1: 138,528 km (0.112 R)
• M2: 207,791 km (0.109 R)
• M3: 277,504 km (0.069 R)
• M4: 423,811 km (0.111 R)
• M5: 517,609 km (0.104 R)
• M6: 588,219 km (0.103 R)
• M7: 660,175 km (0.12 R)
• M8: 732,730 km (0.113 R)
• M9: 808,277 km (0.102 R)
• M10: 896,241 km (0.114 R)
• M11: 971,489 km (0.061 R)
• M12: 1,042,697 km (0.099 R)
• M13: 1,146,219 km (0.084 R)
• M14: 1,249,741 km (0.115 R)
• M15: 1,367,624 km (0.082 R)
• M16: 1,455,737 km (0.108 R)
• M17: 1,661,434 km (0.097 R)
• M18: 1,752,090 km (0.12 R)
• M19: 1,864,588 km (0.083 R)
• M20: 1,938,340 km (0.076 R)
• M21: 2,118,455 km (0.09 R)
• M22: 2,269,250 km (0.112 R)
• M23: 2,357,064 km (0.094 R)
• M24: 2,446,075 km (0.088 R)
• M25: 2,522,669 km (0.094 R)
• M26: 2,604,649 km (0.041 R)
• M27: 2,687,526 km (0.102 R)
• M28: 2,874,822 km (0.062 R)
• M29: 2,975,053 km (0.069 R)
• M30: 3,095,778 km (0.079 R)
• M31: 3,218,299 km (0.041 R)
• M32: 3,302,523 km (0.086 R)
• M33: 3,387,345 km (0.085 R)
• M34: 3,473,064 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 13.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.91 AU - 1.41 AU

Year: 820 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 31,761,287 km

• M1: 167,550 km (0.048 R)
• M2: 251,025 km (0.111 R)
• M3: 334,800 km (0.1 R)
• M4: 431,141 km (0.116 R)
• M5: 835,803 km (0.098 R)
• M6: 981,212 km (0.114 R)
• M7: 1,096,253 km (0.11 R)
• M8: 1,319,902 km (0.089 R)
• M9: 1,477,728 km (0.115 R)
• M10: 1,680,433 km (0.06 R)
• M11: 1,908,570 km (0.097 R)
• M12: 2,088,685 km (0.099 R)
• M13: 2,172,460 km (0.098 R)
• M14: 2,395,810 km (0.079 R)
• M15: 2,519,378 km (0.059 R)
• M16: 2,645,040 km (0.12 R)
• M17: 2,809,747 km (0.096 R)
• M18: 2,959,046 km (0.09 R)
• M19: 3,111,187 km (0.077 R)
• M20: 3,226,976 km (0.12 R)
• M21: 3,413,375 km (0.082 R)
• M22: 3,704,941 km (0.11 R)
• M23: 3,869,199 km (0.116 R)
• M24: 3,994,114 km (0.06 R)
• M25: 4,215,967 km (0.119 R)
• M26: 4,463,701 km (0.093 R)
• M27: 4,572,908 km (0.105 R)
• M28: 4,683,012 km (0.113 R)
• M29: 4,782,943 km (0.042 R)
• M30: 4,872,253 km (0.117 R)
• M31: 5,607,676 km (0.077 R)
• M32: 5,844,639 km (0.054 R)
• M33: 5,940,382 km (0.108 R)
• M34: 6,145,481 km (0.111 R)
• M35: 6,279,520 km (0.035 R)
• M36: 6,390,073 km (0.041 R)
• M37: 6,513,491 km (0.085 R)
• M38: 6,600,408 km (0.12 R)
• M39: 6,687,623 km (0.094 R)
• M40: 6,775,288 km (0.11 R)
• M41: 6,926,531 km (0.088 R)
• M42: 7,180,997 km (0.057 R)
• M43: 7,309,502 km (0.072 R)
• M44: 7,594,785 km (0.109 R)
• M45: 8,029,516 km (0.071 R)
• M46: 8,149,643 km (0.105 R)
• M47: 8,337,389 km (0.076 R)
• M48: 8,431,934 km (0.109 R)
• M49: 8,813,559 km (0.063 R)
• M50: 8,951,189 km (0.095 R)
• M51: 9,034,066 km (0.093 R)
• M52: 9,298,405 km (0.085 R)
• M53: 9,579,500 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544

Radius: 8.1

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.25 AU - 1.55 AU

Year: 1087 Days

Day: 12.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 31,761,287 km

• M1: 101,577 km (0.101 R)
• M2: 152,739 km (0.069 R)
• M3: 226,342 km (0.057 R)
• M4: 278,252 km (0.107 R)
• M5: 335,698 km (0.087 R)
• M6: 407,804 km (0.095 R)
• M7: 460,911 km (0.092 R)
• M8: 527,183 km (0.091 R)
• M9: 670,498 km (0.091 R)
• M10: 723,306 km (0.103 R)
• M11: 1,077,553 km (0.062 R)
• M12: 1,140,385 km (0.116 R)
• M13: 1,269,936 km (0.102 R)
• M14: 1,551,779 km (0.094 R)
• M15: 1,687,913 km (0.044 R)
• M16: 1,844,691 km (0.078 R)
• M17: 1,929,214 km (0.108 R)
• M18: 2,084,796 km (0.058 R)
• M19: 2,271,344 km (0.092 R)
• M20: 2,472,703 km (0.054 R)
• M21: 2,622,899 km (0.077 R)
• M22: 2,727,917 km (0.118 R)
• M23: 2,942,291 km (0.058 R)
• M24: 3,021,578 km (0.071 R)
• M25: 3,111,636 km (0.112 R)
• M26: 3,376,873 km (0.11 R)
• M27: 3,501,787 km (0.03 R)
• M28: 3,660,062 km (0.105 R)
• M29: 3,929,338 km (0.118 R)
• M30: 4,127,106 km (0.038 R)
• M31: 4,283,286 km (0.1 R)
• M32: 4,339,535 km (0.12 R)
• M33: 4,452,781 km (0.099 R)
• M34: 4,544,035 km (0.076 R)
• M35: 4,903,669 km (0.095 R)
• M36: 5,116,846 km (0.111 R)
• M37: 5,200,471 km (0.107 R)
• M38: 5,429,954 km (0.065 R)
• M39: 5,515,374 km (0.117 R)
• M40: 5,638,194 km (0.06 R)
• M41: 5,824,144 km (0.104 R)
• M42: 6,049,887 km (0.092 R)
• M43: 6,509,901 km (0.072 R)
• M44: 6,915,162 km (0.1 R)
• M45: 7,087,648 km (0.115 R)
• M46: 7,342,114 km (0.076 R)
• M47: 7,626,948 km (0.065 R)
• M48: 7,860,321 km (0.085 R)
• M49: 8,067,963 km (0.1 R)
• M50: 8,588,264 km (0.112 R)
• M51: 8,730,831 km (0.113 R)
• M52: 9,075,953 km (0.098 R)
• M53: 9,177,530 km (0.106 R)
• M54: 9,499,016 km (0.09 R)
• M55: 9,602,089 km (0.043 R)
• M56: 9,661,180 km (0.061 R)
• M57: 9,854,012 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 5.2

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.99 AU - 9.29 AU

Year: 16660 Days

Day: 18 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 31,761,287 km

• M1: 69,862 km (0.074 R)
• M2: 147,653 km (0.106 R)
• M3: 577,897 km (0.108 R)
• M4: 677,080 km (0.092 R)
• M5: 1,022,202 km (0.094 R)
• M6: 1,482,365 km (0.093 R)
• M7: 1,814,772 km (0.104 R)
• M8: 2,093,323 km (0.07 R)
• M9: 2,424,981 km (0.111 R)
• M10: 2,525,661 km (0.085 R)
• M11: 3,380,164 km (0.027 R)
• M12: 4,437,671 km (0.102 R)
• M13: 4,963,657 km (0.086 R)
• M14: 5,562,049 km (0.105 R)
• M15: 6,128,127 km (0.113 R)
• M16: 6,939,696 km (0.107 R)
• M17: 6,996,842 km (0.054 R)
• M18: 7,372,632 km (0.056 R)
• M19: 8,325,122 km (0.105 R)
• M20: 11,304,812 km (0.041 R)
• M21: 13,205,602 km (0.1 R)
• M22: 13,347,571 km (0.083 R)
• M23: 13,525,891 km (0.079 R)
• M24: 13,812,820 km (0.091 R)
• M25: 13,957,033 km (0.103 R)
• M26: 13,993,235 km (0.09 R)
• M27: 14,392,662 km (0.111 R)
• M28: 14,980,432 km (0.092 R)
• M29: 15,054,483 km (0.096 R)
• M30: 15,952,219 km (0.118 R)
• M31: 16,027,766 km (0.095 R)
• M32: 16,636,929 km (0.091 R)
• M33: 17,564,585 km (0.086 R)
• M34: 17,916,739 km (0.109 R)
• M35: 20,775,853 km (0.114 R)
• M36: 21,773,970 km (0.063 R)
• M37: 22,152,153 km (0.112 R)
• M38: 22,363,236 km (0.098 R)
• M39: 24,554,247 km (0.069 R)
• M40: 25,874,597 km (0.102 R)
• M41: 26,498,720 km (0.025 R)
• M42: 27,172,808 km (0.098 R)
• M43: 28,997,902 km (0.067 R)
• M44: 29,136,429 km (0.046 R)
• M45: 29,460,309 km (0.112 R)
• M46: 30,486,251 km (0.11 R)
• M47: 31,334,321 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 16,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit