IMPACT.ARC.NASA.GOV has 10 keywords

First position — 1 keywords | Third position — 2 keywords

Keywords Analytic

the 1th position for impact.arc.nasa.gov

#	Keyword	Results	Change	Check Date
1	meteor impact gif	336 000	0	2013-07-02

the 3th position for impact.arc.nasa.gov

#	Keyword	Results	Change	Check Date
3	asteroids impact	2 880 000	1	2012-04-19

positions above than 3th impact.arc.nasa.gov

#	Keyword	Results	Change	Check Date
6	neo's	945 000	14	2012-06-23
6	50,000 km into miles	142 000 000	3	2012-06-26
25	earth's dimeater	5 500 000	0	2012-04-18
27	is george brown real?	92 600 000	12	2012-04-18
42	إصتدام	14 200	0	2013-06-08
44	neo.jpl.nasa.gov	164 000	-18	2012-09-17
46	Fonte Arcane Normal	55 600	0	2013-07-06