🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.5

Radius: 10.6

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.52 AU - 0.54 AU

Year: 271 Days

Day: 6.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,930,045 km

• M1: 141,071 km (0.071 R)
• M2: 208,091 km (0.055 R)
• M3: 286,779 km (0.105 R)
• M4: 364,570 km (0.083 R)
• M5: 467,493 km (0.032 R)
• M6: 533,765 km (0.048 R)
• M7: 642,074 km (0.107 R)
• M8: 717,771 km (0.093 R)
• M9: 883,076 km (0.109 R)
• M10: 974,481 km (0.079 R)
• M11: 1,047,634 km (0.118 R)
• M12: 1,177,634 km (0.101 R)
• M13: 1,272,928 km (0.112 R)
• M14: 1,394,851 km (0.09 R)
• M15: 1,476,232 km (0.071 R)
• M16: 1,552,527 km (0.086 R)
• M17: 1,632,412 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.8

Radius: 14.1

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.51 AU - 0.65 AU

Year: 310 Days

Day: 5.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 16,930,045 km

• M1: 179,966 km (0.114 R)
• M2: 268,977 km (0.057 R)
• M3: 371,152 km (0.095 R)
• M4: 471,832 km (0.098 R)
• M5: 587,920 km (0.115 R)
• M6: 677,230 km (0.099 R)
• M7: 821,592 km (0.1 R)
• M8: 945,010 km (0.062 R)
• M9: 1,106,725 km (0.072 R)
• M10: 1,209,200 km (0.094 R)
• M11: 1,311,824 km (0.074 R)
• M12: 1,434,943 km (0.099 R)
• M13: 1,623,735 km (0.055 R)
• M14: 1,726,958 km (0.114 R)
• M15: 1,960,031 km (0.074 R)
• M16: 2,058,616 km (0.059 R)
• M17: 2,195,498 km (0.087 R)
• M18: 2,285,706 km (0.113 R)
• M19: 2,377,260 km (0.108 R)
• M20: 2,564,257 km (0.051 R)
• M21: 2,707,871 km (0.115 R)
• M22: 2,827,250 km (0.051 R)
• M23: 2,989,414 km (0.068 R)
• M24: 3,080,968 km (0.07 R)
• M25: 3,187,332 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.3

Radius: 13.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.54 AU - 0.64 AU

Year: 319 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 16,930,045 km

• M1: 173,234 km (0.091 R)
• M2: 286,779 km (0.114 R)
• M3: 392,545 km (0.117 R)
• M4: 569,968 km (0.077 R)
• M5: 740,061 km (0.081 R)
• M6: 825,182 km (0.112 R)
• M7: 910,303 km (0.081 R)
• M8: 1,066,184 km (0.036 R)
• M9: 1,227,600 km (0.103 R)
• M10: 1,339,948 km (0.109 R)
• M11: 1,433,447 km (0.109 R)
• M12: 1,547,889 km (0.117 R)
• M13: 1,703,920 km (0.056 R)
• M14: 1,825,692 km (0.115 R)
• M15: 1,996,234 km (0.091 R)
• M16: 2,125,038 km (0.085 R)
• M17: 2,219,733 km (0.103 R)
• M18: 2,305,004 km (0.098 R)
• M19: 2,479,136 km (0.117 R)
• M20: 2,635,166 km (0.073 R)
• M21: 2,817,676 km (0.091 R)
• M22: 2,933,913 km (0.082 R)
• M23: 3,069,449 km (0.085 R)
• M24: 3,159,208 km (0.103 R)
• M25: 3,347,252 km (0.115 R)
• M26: 3,439,704 km (0.1 R)
• M27: 3,664,998 km (0.12 R)
• M28: 3,999,200 km (0.099 R)
• M29: 4,090,754 km (0.115 R)
• M30: 4,203,102 km (0.065 R)
• M31: 4,343,275 km (0.062 R)
• M32: 4,451,135 km (0.102 R)
• M33: 4,704,105 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 10

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.75 AU - 0.89 AU

Year: 522 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 16,930,045 km

• M1: 132,095 km (0.116 R)
• M2: 235,766 km (0.083 R)
• M3: 301,589 km (0.102 R)
• M4: 364,570 km (0.039 R)
• M5: 433,684 km (0.093 R)
• M6: 496,216 km (0.116 R)
• M7: 562,488 km (0.071 R)
• M8: 627,862 km (0.11 R)
• M9: 772,075 km (0.114 R)
• M10: 836,102 km (0.109 R)
• M11: 902,075 km (0.119 R)
• M12: 967,300 km (0.061 R)
• M13: 1,058,854 km (0.101 R)
• M14: 1,128,118 km (0.113 R)
• M15: 1,199,027 km (0.083 R)
• M16: 1,262,606 km (0.076 R)
• M17: 1,393,654 km (0.072 R)
• M18: 1,479,523 km (0.101 R)
• M19: 1,560,904 km (0.085 R)
• M20: 1,627,774 km (0.088 R)
• M21: 1,807,591 km (0.069 R)
• M22: 1,932,356 km (0.081 R)
• M23: 2,046,050 km (0.039 R)
• M24: 2,112,621 km (0.107 R)
• M25: 2,179,791 km (0.038 R)
• M26: 2,269,549 km (0.071 R)
• M27: 2,452,657 km (0.073 R)
• M28: 2,583,705 km (0.117 R)
• M29: 2,674,960 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.7

Radius: 10.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.68 AU - 1.06 AU

Year: 570 Days

Day: 10.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 16,930,045 km

• M1: 133,441 km (0.113 R)
• M2: 208,988 km (0.062 R)
• M3: 280,197 km (0.093 R)
• M4: 347,815 km (0.108 R)
• M5: 420,520 km (0.066 R)
• M6: 560,693 km (0.077 R)
• M7: 650,601 km (0.098 R)
• M8: 718,219 km (0.115 R)
• M9: 795,711 km (0.118 R)
• M10: 865,274 km (0.032 R)
• M11: 944,711 km (0.115 R)
• M12: 1,030,729 km (0.071 R)
• M13: 1,119,590 km (0.115 R)
• M14: 1,190,201 km (0.109 R)
• M15: 1,318,705 km (0.087 R)
• M16: 1,438,384 km (0.04 R)
• M17: 1,548,039 km (0.116 R)
• M18: 1,698,684 km (0.03 R)
• M19: 1,780,813 km (0.087 R)
• M20: 1,869,225 km (0.114 R)
• M21: 1,954,047 km (0.05 R)
• M22: 2,065,947 km (0.045 R)
• M23: 2,206,120 km (0.063 R)
• M24: 2,382,047 km (0.106 R)
• M25: 2,463,578 km (0.089 R)
• M26: 2,662,992 km (0.034 R)
• M27: 2,736,444 km (0.059 R)
• M28: 2,810,495 km (0.098 R)
• M29: 3,077,976 km (0.103 R)
• M30: 3,263,029 km (0.067 R)
• M31: 3,353,835 km (0.076 R)
• M32: 3,445,688 km (0.06 R)
• M33: 3,625,355 km (0.119 R)
• M34: 3,904,056 km (0.112 R)
• M35: 4,104,816 km (0.039 R)
• M36: 4,229,431 km (0.083 R)
• M37: 4,308,867 km (0.103 R)
• M38: 4,428,845 km (0.063 R)
• M39: 4,516,210 km (0.042 R)
• M40: 4,583,828 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.1

Radius: 9.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.97 AU - 0.99 AU

Year: 682 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 16,930,045 km

• M1: 115,639 km (0.097 R)
• M2: 226,042 km (0.113 R)
• M3: 359,184 km (0.12 R)
• M4: 421,417 km (0.1 R)
• M5: 641,027 km (0.076 R)
• M6: 933,341 km (0.027 R)
• M7: 1,024,446 km (0.109 R)
• M8: 1,206,956 km (0.112 R)
• M9: 1,348,625 km (0.083 R)
• M10: 1,534,874 km (0.1 R)
• M11: 1,663,828 km (0.065 R)
• M12: 1,739,973 km (0.097 R)
• M13: 1,817,165 km (0.119 R)
• M14: 1,922,033 km (0.11 R)
• M15: 2,077,765 km (0.072 R)
• M16: 2,265,809 km (0.04 R)
• M17: 2,350,482 km (0.111 R)
• M18: 2,436,351 km (0.028 R)
• M19: 2,534,786 km (0.101 R)
• M20: 2,706,076 km (0.088 R)
• M21: 2,826,353 km (0.111 R)
• M22: 2,917,906 km (0.099 R)
• M23: 3,370,590 km (0.118 R)
• M24: 3,539,635 km (0.094 R)
• M25: 3,611,891 km (0.027 R)
• M26: 3,684,745 km (0.062 R)
• M27: 4,063,228 km (0.117 R)
• M28: 4,132,192 km (0.111 R)
• M29: 4,222,400 km (0.101 R)
• M30: 4,397,579 km (0.11 R)
• M31: 4,489,731 km (0.08 R)
• M32: 4,697,523 km (0.07 R)
• M33: 4,798,950 km (0.107 R)
• M34: 4,871,954 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.8

Radius: 13.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.57 AU - 1.63 AU

Year: 1423 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,930,045 km

• M1: 172,935 km (0.049 R)
• M2: 311,912 km (0.099 R)
• M3: 504,743 km (0.06 R)
• M4: 612,753 km (0.084 R)
• M5: 860,487 km (0.098 R)
• M6: 1,081,293 km (0.108 R)
• M7: 1,228,797 km (0.094 R)
• M8: 1,554,023 km (0.064 R)
• M9: 1,777,223 km (0.098 R)
• M10: 1,878,949 km (0.048 R)
• M11: 2,030,641 km (0.108 R)
• M12: 2,132,368 km (0.099 R)
• M13: 2,397,306 km (0.043 R)
• M14: 2,505,166 km (0.086 R)
• M15: 2,609,735 km (0.119 R)
• M16: 3,053,442 km (0.096 R)
• M17: 3,307,160 km (0.083 R)
• M18: 3,544,572 km (0.05 R)
• M19: 3,969,131 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.7

Radius: 12.2

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.84 AU - 2.86 AU

Year: 2532 Days

Day: 9.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 16,930,045 km

• M1: 157,676 km (0.114 R)
• M2: 436,227 km (0.082 R)
• M3: 538,552 km (0.096 R)
• M4: 690,245 km (0.059 R)
• M5: 806,033 km (0.101 R)
• M6: 1,245,701 km (0.104 R)
• M7: 1,359,097 km (0.097 R)
• M8: 1,465,162 km (0.069 R)
• M9: 1,697,637 km (0.085 R)
• M10: 1,859,502 km (0.118 R)
• M11: 1,966,314 km (0.06 R)
• M12: 2,136,856 km (0.048 R)
• M13: 2,299,618 km (0.119 R)
• M14: 2,376,063 km (0.115 R)
• M15: 2,812,739 km (0.096 R)
• M16: 2,908,631 km (0.075 R)
• M17: 3,061,670 km (0.118 R)
• M18: 3,231,763 km (0.12 R)
• M19: 3,640,763 km (0.117 R)
• M20: 3,821,178 km (0.085 R)
• M21: 4,097,486 km (0.119 R)
• M22: 4,572,609 km (0.082 R)
• M23: 5,065,384 km (0.071 R)
• M24: 5,250,436 km (0.116 R)
• M25: 5,506,249 km (0.054 R)
• M26: 5,679,184 km (0.059 R)
• M27: 5,924,375 km (0.099 R)
• M28: 6,065,894 km (0.058 R)
• M29: 6,515,885 km (0.118 R)
• M30: 6,625,540 km (0.1 R)
• M31: 7,315,186 km (0.054 R)
• M32: 7,448,179 km (0.118 R)
• M33: 7,524,623 km (0.059 R)
• M34: 7,678,260 km (0.117 R)
• M35: 8,581,682 km (0.105 R)
• M36: 8,782,592 km (0.072 R)
• M37: 9,622,434 km (0.034 R)
• M38: 9,873,011 km (0.096 R)
• M39: 10,041,458 km (0.071 R)
• M40: 10,295,625 km (0.036 R)
• M41: 10,380,895 km (0.077 R)
• M42: 10,573,578 km (0.091 R)
• M43: 10,853,924 km (0.116 R)
• M44: 10,962,532 km (0.083 R)
• M45: 11,136,813 km (0.108 R)
• M46: 11,224,328 km (0.097 R)
• M47: 11,621,062 km (0.034 R)
• M48: 11,709,923 km (0.114 R)
• M49: 12,157,370 km (0.054 R)
• M50: 12,451,180 km (0.108 R)
• M51: 12,655,980 km (0.075 R)
• M52: 12,747,384 km (0.086 R)
• M53: 12,930,791 km (0.074 R)
• M54: 13,346,673 km (0.084 R)
• M55: 13,509,585 km (0.118 R)
• M56: 13,790,530 km (0.089 R)
• M57: 13,978,874 km (0.106 R)
• M58: 14,073,270 km (0.073 R)
• M59: 14,262,960 km (0.084 R)
• M60: 14,405,677 km (0.118 R)
• M61: 14,740,776 km (0.052 R)
• M62: 15,005,714 km (0.118 R)
• M63: 15,638,513 km (0.099 R)
• M64: 15,884,152 km (0.086 R)
• M65: 16,155,972 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 14,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit