Rocketry
Topic overview. Based on 33334 on-topic pages. [rocketry directory]
Significant concepts: 
launch, sound rocket launch, successful launch vehicle, hobby rocketry, first launch vehicle, rocket launch complex, space launch pad, high power, rocket competition, model rocketry, rocket launch pad, rocket launch site, rocket motor, first launch complex, association of rocketry.
Most relevant domains
Most relevant domains based on cumulative page relevance to the topic as defined by example links and on the number of relevant domains linking to them.
| domain | | | | | | | |
|---|---|---|---|---|---|---|---|
http://youtube.com/  | 1 | 331 | 379 | 2458 | 0.97 | 2.9 | youtube.com |
| http://thefreelibrary.com/ | 2 | 200 | 225 | 1730 | 0.93 | 3.56 | thefreelibrary.com |
| http://rocketreviews.com/ | 3 | 316 | 333 | 1563 | 0.99 | 1.67 | rocketreviews.com |
| http://thefreedictionary.com/ | 4 | 270 | 305 | 5800 | 0.97 | 2.07 | thefreedictionary.com |
| http://hobbylinc.com/ | 5 | 363 | 367 | 909 | 1 | 1.29 | hobbylinc.com |
| http://space.com/ | 6 | 280 | 335 | 1286 | 0.95 | 2.06 | space.com |
| http://spaceflightnow.com/ | 7 | 248 | 264 | 1892 | 0.95 | 2.05 | spaceflightnow.com |
| http://americaspace.com/ | 8 | 349 | 372 | 3300 | 0.95 | 1.41 | americaspace.com |
| http://nasaspaceflight.com/ | 9 | 239 | 244 | 1290 | 0.96 | 1.84 | nasaspaceflight.com |
| http://universetoday.com/ | 10 | 298 | 326 | 1474 | 0.95 | 1.53 | universetoday.com |
Atext
Most frequent phrases in anchor texts of links found in this topical graph .
| atext | | | |
|---|---|---|---|
| add to cart | 419 | 31.44 | |
| printer friendly | 441 | 22.64 | |
| view all photos from this album | 350 | 22.38 | |
| go to last post | 253 | 21.31 | |
| info | 386 | 19.84 | |
| play | 348 | 16.08 | |
| photos | 423 | 15.68 | |
| rocket | 271 | 15.42 | |
| read more | 393 | 15.09 | |
| here | 295 | 14.66 |
Keyword ideas
Common word stems found in on-topic page titles.
| word | |
|---|---|
| rocket | |
| launch | |
| space | |
| rocketri | |
| spacex | |
| model | |
| satellit | |
| news | |
| engin | |
| est |
Popular pages
On-topic pages with highest topical PageRank.
Popular prospect pages
On-topic pages with highest topical PageRank having a few outgoing links and domains.
Hubs
Pages with most links towards other likely on-topic pages.
| url | | | | | | | | | | | | | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| https://spaceflightnow.com/delta/ | 958 | 0.17 | 0.93 | 41.2 | 1 | yes | 1137 | 980 | 198 | 2 | 0 | 0 | spaceflightnow.com |
| http://www.astronautix.com/s/solid.html | 642 | 0.21 | 1 | 45.41 | 1 | yes | 723 | 696 | 0 | 0 | 0 | 0 | www.astronautix.com |
| http://www.astronautix.com/o/orbitallaunchvehicle.html | 587 | 0.15 | 1 | 25.48 | 1 | yes | 949 | 833 | 0 | 0 | 0 | 0 | www.astronautix.com |
| http://nefar.net/gallery/2016-02/Photos/TM/High-Power/ | 544 | 0.18 | 0.59 | 35.89 | 1 | yes | 545 | 544 | 0 | 0 | 0 | 0 | nefar.net |
| http://rocketjones.mu.nu/archives/cat_rocketry.php | 527 | 0.15 | 1 | 26.67 | 1 | yes | 779 | 627 | 627 | 79 | 0 | 0 | rocketjones.mu.nu |
| https://archive.org/details/NasaAudioHighlightReels | 510 | 0.16 | 0.83 | 28.92 | 1 | yes | 1269 | 520 | 0 | 0 | 0 | 0 | archive.org |
| https://rocketdungeon.blogspot.co.at/ | 502 | 0.15 | 0.95 | 23.62 | 1 | yes | 1204 | 502 | 502 | 2 | 1 | 2 | rocketdungeon.blogspot.co.at |
| http://www.webster-dictionary.org/definition/rocket | 408 | 0.15 | 1 | 23.47 | 1 | yes | 559 | 408 | 0 | 0 | 1 | 1 | www.webster-dictionary.org |
| http://www.astronautix.com/l/loxlh2.html | 334 | 0.15 | 1 | 20.73 | 1 | yes | 363 | 344 | 0 | 0 | 0 | 0 | www.astronautix.com |
| http://www.astronautix.com/g/germany.html | 245 | 0.28 | 1 | 26.25 | 1 | yes | 946 | 419 | 0 | 0 | 0 | 0 | www.astronautix.com |
Domains with most linking domains
Relevant domains with most other relevant domains linking to them.
| domain | | | |
|---|---|---|---|
| http://nasa.gov/ | 210 | 67.11 | nasa.gov |
| http://youtube.com/ | 206 | 37.95 | youtube.com |
| http://wikipedia.org/ | 116 | 37.3 | wikipedia.org |
| http://facebook.com/ | 92 | 9 | facebook.com |
| http://space.com/ | 85 | 21.7 | space.com |
| http://flickr.com/ | 66 | 14.46 | flickr.com |
| http://wordpress.com/ | 60 | 4.86 | wordpress.com |
| http://spaceflightnow.com/ | 58 | 40.93 | spaceflightnow.com |
| http://amazon.com/ | 55 | 12.29 | amazon.com |
| http://nar.org/ | 53 | 11.37 | nar.org |