Anchors
| Anchor text | Ref. domains ▾ | Top DR | Ref. pages | Links to target | Dofollow links |
|---|---|---|---|---|---|
| NASA | 196 | — | 0 | 275 | 242 88% |
| 39 | — | 0 | 105 | 95 90.5% | |
| here | 23 | — | 0 | 40 | 39 97.5% |
| path of totality, | 22 | — | 0 | 22 | 22 100% |
| according to NASA | 19 | — | 0 | 22 | 21 95.5% |
| James Webb Space Telescope | 19 | — | 0 | 932 | 932 100% |
| Hubble Space Telescope | 17 | — | 0 | 932 | 932 100% |
| NASA Science | 16 | — | 0 | 43 | 39 90.7% |
| science.nasa.gov | 14 | — | 0 | 20 | 11 55% |
| Mars | 11 | — | 0 | 920 | 919 99.9% |
| NASA says | 11 | — | 0 | 19 | 19 100% |
| Mars Sample Return | 11 | — | 0 | 14 | 13 92.9% |
| total solar eclipse | 11 | — | 0 | 11 | 11 100% |
| According to NASA | 10 | — | 0 | 11 | 11 100% |
| Uranus | 9 | — | 0 | 919 | 919 100% |
| 2 | 9 | — | 0 | 10 | 10 100% |
| Science@NASA | 9 | — | 0 | 16 | 15 93.8% |
| Parker Solar Probe | 9 | — | 0 | 9 | 8 88.9% |
| Earth | 8 | — | 0 | 927 | 927 100% |
| Mercury | 8 | — | 0 | 919 | 919 100% |
| Science | 8 | — | 0 | 925 | 925 100% |
| Jupiter | 8 | — | 0 | 921 | 921 100% |
| Galaxies | 8 | — | 0 | 919 | 919 100% |
| Science Mission Directorate | 7 | — | 0 | 16 | 15 93.8% |
| Nancy Grace Roman Space Telescope | 7 | — | 0 | 15 | 15 100% |
| Perseverance | 7 | — | 0 | 8 | 7 87.5% |
| Neptune | 7 | — | 0 | 916 | 916 100% |
| Venus | 7 | — | 0 | 922 | 922 100% |
| Exoplanets | 7 | — | 0 | 917 | 917 100% |
| Mars Reconnaissance Orbiter | 6 | — | 0 | 9 | 9 100% |
| Stars | 6 | — | 0 | 918 | 918 100% |
| Hubble | 6 | — | 0 | 6 | 6 100% |
| dark energy | 6 | — | 0 | 7 | 7 100% |
| Saturn | 6 | — | 0 | 916 | 916 100% |
| UV light | 6 | — | 0 | 6 | 6 100% |
| Overview | 6 | — | 0 | 14 | 14 100% |
| magnetosphere | 6 | — | 0 | 7 | 7 100% |
| The Sun | 6 | — | 0 | 915 | 915 100% |
| The Universe | 5 | — | 0 | 922 | 922 100% |
| Highlights | 5 | — | 0 | 8 | 8 100% |
| Pluto & Dwarf Planets | 5 | — | 0 | 914 | 914 100% |
| Habitable Worlds Observatory | 5 | — | 0 | 5 | 5 100% |
| NASA Science News | 5 | — | 0 | 32 | 32 100% |
| Mars Odyssey | 5 | — | 0 | 8 | 8 100% |
| NASA Science Activation | 5 | — | 0 | 104 | 104 100% |
| https://science.nasa.gov/earth/earth-observatory/a-plume-of-bright-blue-in-melissas-wake/ | 5 | — | 0 | 6 | 0 0% |
| Please refer to NASA's guidelines on how to protect your eyes during an eclipse. | 5 | — | 0 | 5 | 5 100% |
| Mission Overview | 5 | — | 0 | 8 | 8 100% |
| MAVEN | 5 | — | 0 | 8 | 8 100% |
| NASA website | 5 | — | 0 | 6 | 6 100% |
Frequently Asked Questions
What anchor texts are used to link to science.nasa.gov?
This page shows all anchor texts found in backlinks pointing to science.nasa.gov, sorted by the number of referring domains using each anchor. Anchor texts range from branded terms (like the domain name itself) to keyword-rich phrases that describe the linked content. The distribution of anchor texts reveals how other websites perceive and describe science.nasa.gov.
What is anchor text?
Anchor text is the visible, clickable text in a hyperlink. Search engines use anchor text as a signal to understand what the linked page is about. For example, if many sites link to a page using the anchor text "best running shoes," search engines infer that the page is relevant to that topic. Anchor text appears in several forms: exact-match (contains target keywords), branded (uses the company or domain name), generic (like "click here"), and naked URLs.
Why is anchor text analysis important for SEO?
Anchor text analysis helps identify potential SEO risks and opportunities. A natural backlink profile has diverse anchor texts including branded terms, generic phrases, and topic-relevant keywords. Over-optimization, where too many backlinks use the same exact-match keyword anchor, can trigger search engine penalties. Conversely, understanding which anchors drive the most authority (measured by referring domain count and DR) helps prioritize link building efforts.
How many unique anchor texts does science.nasa.gov have?
The anchor text report for science.nasa.gov displays all distinct anchor texts grouped by their hash. Each row shows how many unique referring domains use that anchor, the total number of links, and the dofollow percentage. A high number of unique anchors generally indicates a healthy, natural backlink profile with diverse link sources.