🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.38 AU - 0.64 AU

Year: 239 Days

Day: 45.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.7

Radius: 9.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.93 AU - 1.08 AU

Year: 656 Days

Day: 5.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 167.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,551,229 km

• M1: 121,922 km (0.048 R)
• M2: 232,325 km (0.073 R)
• M3: 399,726 km (0.081 R)
• M4: 466,596 km (0.062 R)
• M5: 554,410 km (0.094 R)
• M6: 633,996 km (0.117 R)
• M7: 727,046 km (0.079 R)
• M8: 928,105 km (0.039 R)
• M9: 1,103,583 km (0.109 R)
• M10: 1,248,245 km (0.12 R)
• M11: 1,309,430 km (0.046 R)
• M12: 1,447,060 km (0.112 R)
• M13: 1,685,818 km (0.093 R)
• M14: 1,788,443 km (0.045 R)
• M15: 1,875,509 km (0.097 R)
• M16: 2,108,881 km (0.051 R)
• M17: 2,196,546 km (0.079 R)
• M18: 2,342,254 km (0.111 R)
• M19: 2,409,124 km (0.079 R)
• M20: 2,525,212 km (0.106 R)
• M21: 2,753,050 km (0.052 R)
• M22: 2,864,500 km (0.026 R)
• M23: 2,998,091 km (0.05 R)
• M24: 3,298,334 km (0.107 R)
• M25: 3,373,582 km (0.107 R)
• M26: 3,520,337 km (0.117 R)
• M27: 3,586,310 km (0.08 R)
• M28: 3,674,872 km (0.055 R)
• M29: 3,797,841 km (0.099 R)
• M30: 3,859,775 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.8

Radius: 14.3

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.97 AU - 1.19 AU

Year: 736 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 49,551,229 km

• M1: 178,171 km (0.113 R)
• M2: 287,527 km (0.054 R)
• M3: 444,605 km (0.113 R)
• M4: 538,702 km (0.061 R)
• M5: 710,141 km (0.08 R)
• M6: 999,314 km (0.102 R)
• M7: 1,158,935 km (0.103 R)
• M8: 1,265,897 km (0.105 R)
• M9: 1,397,693 km (0.114 R)
• M10: 1,497,923 km (0.101 R)
• M11: 1,645,577 km (0.115 R)
• M12: 1,775,128 km (0.113 R)
• M13: 1,884,634 km (0.12 R)
• M14: 2,020,618 km (0.059 R)
• M15: 2,118,755 km (0.098 R)
• M16: 2,405,833 km (0.109 R)
• M17: 2,598,515 km (0.094 R)
• M18: 2,705,777 km (0.088 R)
• M19: 2,990,013 km (0.12 R)
• M20: 3,245,825 km (0.099 R)
• M21: 3,738,451 km (0.098 R)
• M22: 4,024,931 km (0.078 R)
• M23: 4,139,373 km (0.116 R)
• M24: 4,630,204 km (0.079 R)
• M25: 4,728,489 km (0.107 R)
• M26: 4,927,155 km (0.033 R)
• M27: 5,128,664 km (0.112 R)
• M28: 5,241,760 km (0.105 R)
• M29: 5,401,530 km (0.109 R)
• M30: 5,528,240 km (0.083 R)
• M31: 5,737,677 km (0.052 R)
• M32: 5,878,897 km (0.046 R)
• M33: 5,997,379 km (0.117 R)
• M34: 6,104,790 km (0.118 R)
• M35: 6,285,205 km (0.077 R)
• M36: 6,552,985 km (0.038 R)
• M37: 6,836,922 km (0.059 R)
• M38: 6,974,253 km (0.113 R)
• M39: 7,087,349 km (0.095 R)
• M40: 7,226,325 km (0.107 R)
• M41: 7,327,902 km (0.115 R)
• M42: 7,481,390 km (0.1 R)
• M43: 7,597,178 km (0.113 R)
• M44: 7,778,341 km (0.055 R)
• M45: 7,882,611 km (0.092 R)
• M46: 8,291,013 km (0.03 R)
• M47: 8,410,841 km (0.085 R)
• M48: 8,504,489 km (0.032 R)
• M49: 8,746,838 km (0.081 R)
• M50: 8,977,817 km (0.073 R)
• M51: 9,155,988 km (0.102 R)
• M52: 9,321,294 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 11.4

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.75 AU - 2.87 AU

Year: 2303 Days

Day: 8.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 49,551,229 km

• M1: 146,307 km (0.102 R)
• M2: 276,158 km (0.093 R)
• M3: 395,088 km (0.063 R)
• M4: 470,485 km (0.094 R)
• M5: 647,759 km (0.032 R)
• M6: 723,754 km (0.032 R)
• M7: 839,693 km (0.092 R)
• M8: 991,684 km (0.115 R)
• M9: 1,195,287 km (0.095 R)
• M10: 1,291,478 km (0.114 R)
• M11: 1,538,165 km (0.044 R)
• M12: 1,849,628 km (0.053 R)
• M13: 2,220,780 km (0.072 R)
• M14: 2,728,366 km (0.078 R)
• M15: 2,799,724 km (0.117 R)
• M16: 3,003,028 km (0.086 R)
• M17: 3,226,377 km (0.11 R)
• M18: 3,657,818 km (0.046 R)
• M19: 3,800,384 km (0.11 R)
• M20: 4,091,352 km (0.062 R)
• M21: 4,222,998 km (0.033 R)
• M22: 4,389,501 km (0.066 R)
• M23: 4,609,410 km (0.111 R)
• M24: 5,007,190 km (0.118 R)
• M25: 5,165,914 km (0.114 R)
• M26: 5,272,727 km (0.109 R)
• M27: 5,398,239 km (0.104 R)
• M28: 5,707,159 km (0.046 R)
• M29: 5,854,662 km (0.082 R)
• M30: 6,228,807 km (0.062 R)
• M31: 6,361,649 km (0.041 R)
• M32: 6,476,241 km (0.091 R)
• M33: 6,630,028 km (0.078 R)
• M34: 6,843,654 km (0.094 R)
• M35: 6,941,491 km (0.074 R)
• M36: 7,317,430 km (0.095 R)
• M37: 7,558,432 km (0.061 R)
• M38: 7,863,313 km (0.105 R)
• M39: 7,945,442 km (0.092 R)
• M40: 8,297,147 km (0.067 R)
• M41: 9,015,815 km (0.052 R)
• M42: 9,101,684 km (0.105 R)
• M43: 9,187,852 km (0.105 R)
• M44: 9,339,245 km (0.113 R)
• M45: 9,931,055 km (0.056 R)
• M46: 10,064,346 km (0.049 R)
• M47: 10,153,357 km (0.113 R)
• M48: 10,716,443 km (0.038 R)
• M49: 11,359,116 km (0.094 R)
• M50: 11,661,752 km (0.062 R)
• M51: 11,872,835 km (0.094 R)
• M52: 12,298,740 km (0.055 R)
• M53: 12,585,519 km (0.103 R)
• M54: 12,802,137 km (0.101 R)
• M55: 13,410,103 km (0.062 R)
• M56: 13,483,705 km (0.111 R)
• M57: 14,252,189 km (0.096 R)
• M58: 14,755,436 km (0.119 R)
• M59: 15,009,304 km (0.112 R)
• M60: 15,264,668 km (0.101 R)
• M61: 15,469,916 km (0.095 R)
• M62: 15,961,195 km (0.103 R)
• M63: 16,091,196 km (0.086 R)
• M64: 16,378,872 km (0.109 R)
• M65: 16,773,661 km (0.106 R)
• M66: 16,879,427 km (0.064 R)
• M67: 17,065,228 km (0.107 R)
• M68: 18,139,490 km (0.074 R)
• M69: 18,248,098 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281

Radius: 9.9

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.43 AU - 2.59 AU

Year: 2609 Days

Day: 14.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 49,551,229 km

• M1: 144,512 km (0.071 R)
• M2: 217,515 km (0.069 R)
• M3: 378,782 km (0.071 R)
• M4: 474,076 km (0.11 R)
• M5: 565,480 km (0.11 R)
• M6: 752,627 km (0.097 R)
• M7: 943,963 km (0.111 R)
• M8: 1,063,192 km (0.099 R)
• M9: 1,187,657 km (0.104 R)
• M10: 1,641,388 km (0.113 R)
• M11: 2,179,641 km (0.077 R)
• M12: 2,270,746 km (0.062 R)
• M13: 2,503,969 km (0.108 R)
• M14: 2,708,619 km (0.094 R)
• M15: 3,237,298 km (0.031 R)
• M16: 3,354,882 km (0.085 R)
• M17: 3,634,630 km (0.071 R)
• M18: 3,702,398 km (0.103 R)
• M19: 3,811,604 km (0.116 R)
• M20: 3,894,332 km (0.088 R)
• M21: 3,977,658 km (0.106 R)
• M22: 4,075,495 km (0.108 R)
• M23: 4,446,348 km (0.047 R)
• M24: 5,358,745 km (0.092 R)
• M25: 5,436,087 km (0.12 R)
• M26: 5,560,553 km (0.066 R)
• M27: 5,686,065 km (0.101 R)
• M28: 5,796,618 km (0.098 R)
• M29: 6,019,968 km (0.108 R)
• M30: 6,116,608 km (0.116 R)
• M31: 6,229,854 km (0.118 R)
• M32: 6,343,997 km (0.054 R)
• M33: 6,541,017 km (0.117 R)
• M34: 6,773,642 km (0.063 R)
• M35: 7,332,540 km (0.094 R)
• M36: 7,435,762 km (0.084 R)
• M37: 7,591,643 km (0.066 R)
• M38: 7,906,397 km (0.109 R)
• M39: 7,977,007 km (0.093 R)
• M40: 8,189,885 km (0.085 R)
• M41: 8,368,654 km (0.103 R)
• M42: 8,458,563 km (0.032 R)
• M43: 8,567,021 km (0.028 R)
• M44: 8,693,880 km (0.113 R)
• M45: 8,784,985 km (0.101 R)
• M46: 9,394,148 km (0.083 R)
• M47: 9,487,647 km (0.096 R)
• M48: 9,845,634 km (0.051 R)
• M49: 10,055,071 km (0.106 R)
• M50: 10,227,408 km (0.103 R)
• M51: 10,323,599 km (0.069 R)
• M52: 10,946,525 km (0.101 R)
• M53: 11,183,189 km (0.032 R)
• M54: 11,282,372 km (0.073 R)
• M55: 11,421,648 km (0.032 R)
• M56: 11,561,522 km (0.062 R)
• M57: 11,701,845 km (0.117 R)
• M58: 12,004,780 km (0.12 R)
• M59: 12,126,553 km (0.045 R)
• M60: 12,371,594 km (0.082 R)
• M61: 12,453,574 km (0.109 R)
• M62: 12,742,148 km (0.119 R)
• M63: 12,970,285 km (0.107 R)
• M64: 13,262,749 km (0.075 R)
• M65: 13,346,673 km (0.1 R)
• M66: 13,790,381 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.3

Radius: 11.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.02 AU - 3.86 AU

Year: 4185 Days

Day: 12.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 49,551,229 km

• M1: 151,842 km (0.11 R)
• M2: 309,069 km (0.067 R)
• M3: 390,750 km (0.117 R)
• M4: 540,647 km (0.102 R)
• M5: 619,485 km (0.105 R)
• M6: 810,970 km (0.054 R)
• M7: 904,020 km (0.039 R)
• M8: 1,217,876 km (0.067 R)
• M9: 1,387,819 km (0.081 R)
• M10: 1,488,648 km (0.09 R)
• M11: 2,073,127 km (0.092 R)
• M12: 2,145,533 km (0.052 R)
• M13: 2,740,035 km (0.114 R)
• M14: 3,197,505 km (0.109 R)
• M15: 3,366,850 km (0.072 R)
• M16: 3,539,037 km (0.08 R)
• M17: 3,679,060 km (0.118 R)
• M18: 3,803,077 km (0.069 R)
• M19: 3,946,541 km (0.101 R)
• M20: 4,275,956 km (0.088 R)
• M21: 4,557,499 km (0.118 R)
• M22: 4,633,495 km (0.069 R)
• M23: 4,864,474 km (0.097 R)
• M24: 4,942,265 km (0.09 R)
• M25: 5,118,790 km (0.043 R)
• M26: 5,397,641 km (0.087 R)
• M27: 5,478,274 km (0.057 R)
• M28: 5,702,072 km (0.064 R)
• M29: 6,053,927 km (0.081 R)
• M30: 6,327,840 km (0.08 R)
• M31: 6,778,878 km (0.089 R)
• M32: 7,262,528 km (0.047 R)
• M33: 7,351,688 km (0.039 R)
• M34: 7,712,069 km (0.118 R)
• M35: 7,825,913 km (0.119 R)
• M36: 8,403,361 km (0.067 R)
• M37: 8,946,701 km (0.066 R)
• M38: 9,114,400 km (0.093 R)
• M39: 9,770,835 km (0.085 R)
• M40: 9,943,621 km (0.119 R)
• M41: 10,167,120 km (0.109 R)
• M42: 10,467,812 km (0.073 R)
• M43: 11,751,960 km (0.063 R)
• M44: 11,962,145 km (0.117 R)
• M45: 12,787,925 km (0.085 R)
• M46: 12,895,935 km (0.101 R)
• M47: 13,494,775 km (0.074 R)
• M48: 14,326,240 km (0.064 R)
• M49: 15,259,880 km (0.111 R)
• M50: 15,431,768 km (0.08 R)
• M51: 16,329,954 km (0.032 R)
• M52: 16,417,918 km (0.091 R)
• M53: 16,682,257 km (0.102 R)
• M54: 16,770,819 km (0.101 R)
• M55: 16,948,092 km (0.073 R)
• M56: 17,664,068 km (0.08 R)
• M57: 17,814,414 km (0.119 R)
• M58: 18,177,039 km (0.098 R)
• M59: 18,481,171 km (0.097 R)
• M60: 18,848,285 km (0.095 R)
• M61: 18,971,254 km (0.094 R)
• M62: 19,496,642 km (0.076 R)
• M63: 19,839,071 km (0.11 R)
• M64: 20,246,426 km (0.059 R)
• M65: 20,719,903 km (0.102 R)
• M66: 21,069,514 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.3

Radius: 11.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.54 AU - 4.66 AU

Year: 6472 Days

Day: 8.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 49,551,229 km

• M1: 150,196 km (0.082 R)
• M2: 220,507 km (0.064 R)
• M3: 465,249 km (0.095 R)
• M4: 539,151 km (0.111 R)
• M5: 788,830 km (0.106 R)
• M6: 962,363 km (0.107 R)
• M7: 1,075,758 km (0.049 R)
• M8: 1,209,050 km (0.105 R)
• M9: 1,427,912 km (0.101 R)
• M10: 1,886,429 km (0.071 R)
• M11: 2,179,192 km (0.044 R)
• M12: 2,350,482 km (0.099 R)
• M13: 2,467,168 km (0.094 R)
• M14: 2,788,056 km (0.083 R)
• M15: 3,058,678 km (0.076 R)
• M16: 3,229,519 km (0.085 R)
• M17: 3,536,344 km (0.049 R)
• M18: 3,738,451 km (0.119 R)
• M19: 3,921,559 km (0.103 R)
• M20: 4,177,969 km (0.109 R)
• M21: 4,392,044 km (0.053 R)
• M22: 4,781,447 km (0.1 R)
• M23: 4,880,481 km (0.048 R)
• M24: 4,980,412 km (0.12 R)
• M25: 5,080,792 km (0.053 R)
• M26: 5,386,421 km (0.07 R)
• M27: 5,463,763 km (0.105 R)
• M28: 5,882,637 km (0.105 R)
• M29: 6,475,643 km (0.115 R)
• M30: 6,723,676 km (0.098 R)
• M31: 6,807,152 km (0.084 R)
• M32: 7,893,382 km (0.069 R)
• M33: 8,396,629 km (0.065 R)
• M34: 8,697,620 km (0.083 R)
• M35: 10,032,033 km (0.117 R)
• M36: 10,351,574 km (0.041 R)
• M37: 10,804,407 km (0.063 R)
• M38: 10,935,006 km (0.091 R)
• M39: 11,066,054 km (0.061 R)
• M40: 11,329,944 km (0.081 R)
• M41: 13,234,325 km (0.095 R)
• M42: 13,339,044 km (0.111 R)
• M43: 13,902,729 km (0.094 R)
• M44: 14,618,255 km (0.1 R)
• M45: 14,690,511 km (0.045 R)
• M46: 15,016,933 km (0.089 R)
• M47: 15,089,788 km (0.116 R)
• M48: 15,272,447 km (0.058 R)
• M49: 15,899,112 km (0.108 R)
• M50: 16,384,108 km (0.043 R)
• M51: 16,647,101 km (0.096 R)
• M52: 17,139,578 km (0.061 R)
• M53: 18,061,101 km (0.081 R)
• M54: 18,449,905 km (0.113 R)
• M55: 18,880,747 km (0.096 R)
• M56: 19,553,040 km (0.095 R)
• M57: 20,072,444 km (0.065 R)
• M58: 20,596,485 km (0.085 R)
• M59: 21,002,643 km (0.054 R)
• M60: 21,575,753 km (0.088 R)
• M61: 21,781,749 km (0.099 R)
• M62: 21,988,194 km (0.073 R)
• M63: 22,112,510 km (0.107 R)
• M64: 22,361,740 km (0.11 R)
• M65: 22,653,755 km (0.092 R)
• M66: 22,904,930 km (0.089 R)
• M67: 23,621,803 km (0.094 R)
• M68: 23,749,111 km (0.078 R)
• M69: 24,132,231 km (0.03 R)
• M70: 24,517,595 km (0.114 R)
• M71: 24,646,399 km (0.095 R)
• M72: 25,337,541 km (0.053 R)
• M73: 26,827,237 km (0.094 R)
• M74: 26,960,079 km (0.048 R)
• M75: 27,404,385 km (0.114 R)
• M76: 28,480,592 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.4

Radius: 4

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.12 AU - 11.84 AU

Year: 19148 Days

Day: 23.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 49,551,229 km

• M1: 72,705 km (0.116 R)
• M2: 169,345 km (0.119 R)
• M3: 319,990 km (0.032 R)
• M4: 1,545,196 km (0.107 R)
• M5: 1,855,762 km (0.074 R)
• M6: 2,056,223 km (0.106 R)
• M7: 4,149,396 km (0.115 R)
• M8: 5,053,566 km (0.037 R)
• M9: 6,917,555 km (0.045 R)
• M10: 7,266,417 km (0.077 R)
• M11: 7,581,321 km (0.047 R)
• M12: 8,718,115 km (0.093 R)
• M13: 10,124,485 km (0.105 R)
• M14: 10,876,064 km (0.089 R)
• M15: 12,198,958 km (0.063 R)
• M16: 12,385,357 km (0.09 R)
• M17: 12,479,006 km (0.102 R)
• M18: 12,902,966 km (0.1 R)
• M19: 13,861,888 km (0.103 R)
• M20: 15,342,758 km (0.1 R)
• M21: 15,443,287 km (0.071 R)
• M22: 16,563,177 km (0.032 R)
• M23: 17,446,253 km (0.075 R)
• M24: 17,603,630 km (0.117 R)
• M25: 18,131,860 km (0.118 R)
• M26: 19,203,729 km (0.12 R)
• M27: 19,420,646 km (0.033 R)
• M28: 19,747,368 km (0.079 R)
• M29: 20,076,034 km (0.057 R)
• M30: 22,028,436 km (0.061 R)
• M31: 23,749,560 km (0.075 R)
• M32: 24,626,203 km (0.104 R)
• M33: 25,394,538 km (0.114 R)
• M34: 26,170,652 km (0.09 R)
• M35: 26,350,917 km (0.081 R)
• M36: 26,652,057 km (0.097 R)
• M37: 27,562,809 km (0.103 R)
• M38: 27,868,587 km (0.091 R)
• M39: 29,601,828 km (0.092 R)
• M40: 31,178,590 km (0.052 R)
• M41: 31,305,898 km (0.095 R)
• M42: 32,009,157 km (0.094 R)
• M43: 34,150,202 km (0.07 R)
• M44: 35,337,411 km (0.106 R)
• M45: 36,403,894 km (0.099 R)
• M46: 40,080,860 km (0.095 R)
• M47: 41,122,959 km (0.035 R)
• M48: 42,103,722 km (0.111 R)
• M49: 42,738,167 km (0.113 R)
• M50: 44,660,649 km (0.107 R)
• M51: 46,683,811 km (0.105 R)
• M52: 48,147,177 km (0.065 R)
• M53: 48,294,381 km (0.03 R)
• M54: 48,515,337 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 13,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit