Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
short period comets like comet halley | 1.95 | 0.8 | 8501 | 24 |
short-period comets like comet halley quizlet | 0.91 | 0.4 | 7543 | 28 |
period of halley's comet | 1.58 | 0.4 | 5964 | 56 |
halley comet next appearance | 1.97 | 0.9 | 6923 | 4 |
halley's comet orbital period | 1.16 | 0.3 | 293 | 49 |
how often does the halley comet appear | 1.52 | 0.4 | 9300 | 4 |
the comet known as halley's comet facts | 0.66 | 1 | 226 | 22 |
years of halley's comet | 1.39 | 0.9 | 9423 | 30 |
halley's comet dates and times | 0.24 | 0.2 | 1114 | 68 |
days since halley's comet | 0.48 | 0.7 | 7520 | 59 |
years halley's comet has appeared | 0.87 | 1 | 6751 | 21 |
next time for halley's comet | 0.63 | 0.4 | 2547 | 69 |
halley's comet every 76 years | 1.02 | 0.2 | 638 | 88 |
dates of halley's comet appearance | 0.2 | 0.4 | 877 | 40 |
halley's comet appears every * years | 1 | 0.1 | 6194 | 10 |
how long until halley's comet | 2 | 0.7 | 6090 | 32 |
facts about halley's comet | 0.71 | 0.5 | 9170 | 92 |
the comet known as halley's next appearance | 1.45 | 0.2 | 2541 | 6 |
next appearance of halley's comet | 1.73 | 0.5 | 840 | 18 |