8.3 sec in total
227 ms
5 sec
3.1 sec
Visit astronomy.wonderhowto.com now to see the best up-to-date Astronomy Wonder Howto content for United States and also check out these interesting facts you probably never knew about astronomy.wonderhowto.com
Discover the universe (or universes) of, well, the universe. If you love astronomy, like me, you will love this world. Astronomically inspired pictures, art, news, and much more.
Visit astronomy.wonderhowto.comWe analyzed Astronomy.wonderhowto.com page load time and found that the first response time was 227 ms and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
astronomy.wonderhowto.com performance score
name
value
score
weighting
Value3.8 s
28/100
10%
Value5.2 s
23/100
25%
Value11.9 s
4/100
10%
Value3,600 ms
1/100
30%
Value0
100/100
15%
Value31.5 s
0/100
10%
227 ms
1002 ms
684 ms
36 ms
320 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Astronomy.wonderhowto.com, 70% (33 requests) were made to Img.wonderhowto.com and 4% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Img.wonderhowto.com.
Page size can be reduced by 262.2 kB (12%)
2.2 MB
1.9 MB
In fact, the total size of Astronomy.wonderhowto.com main page is 2.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 176.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 35.5 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 176.6 kB or 87% of the original size.
Potential reduce by 33.6 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Astronomy Wonder Howto images are well optimized though.
Potential reduce by 96 B
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.
Potential reduce by 51.9 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Astronomy.wonderhowto.com needs all CSS files to be minified and compressed as it can save up to 51.9 kB or 33% of the original size.
Number of requests can be reduced by 9 (23%)
39
30
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astronomy Wonder Howto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
astronomy.wonderhowto.com
227 ms
astronomy.wonderhowto.com
1002 ms
6093eccf-6734-4877-ac8b-83d6d0e27b46-web.js
684 ms
freyr.js
36 ms
tmnhead.js
320 ms
css
307 ms
fonts-and-styles.bundle.min.css
320 ms
wonderhowto.1280x600.jpg
664 ms
wonderhowto.logo.shadow.png
650 ms
ready.min.js
601 ms
jquery.min.js
604 ms
set.min.js
601 ms
go.min.js
602 ms
done.min.js
604 ms
wonderhowto.mark.png
165 ms
cheap-diy-telescope-mount-makes-you-instant-iphone-astrophotographer.1280x600.jpg
171 ms
important-astronomers-isaac-newton.1280x600.jpg
166 ms
images-moon-saturn-and-venus-from-my-new-telescope.1280x600.jpg
174 ms
diy-papercraft-models-planets.1280x600.jpg
167 ms
know-exactly-when-you-can-spot-international-space-station-home-with-nasa-text-alerts.1280x600.jpg
169 ms
everything-ios-16.600x696.jpg
166 ms
5-things-you-didnt-know-about-earth.1280x600.jpg
170 ms
top-5-extraordinary-types-stars.1280x600.jpg
172 ms
top-5-alien-worlds-could-host-alien-life.1280x600.jpg
1381 ms
theres-total-lunar-eclipse-monday-night-heres-watch-blood-moon-rising.1280x600.jpg
1375 ms
watch-asteroid-2012-da14-zoom-past-earth-today.1280x600.jpg
1365 ms
seti-needs-your-help-renaming-plutos-newly-found-p4-and-p5-moons.1280x600.jpg
1365 ms
cheap-diy-telescope-mount-makes-you-instant-iphone-astrophotographer.654x306.jpg
1363 ms
important-astronomers-isaac-newton.654x306.jpg
1362 ms
seti-needs-your-help-renaming-plutos-newly-found-p4-and-p5-moons.654x306.jpg
1384 ms
know-exactly-when-you-can-spot-international-space-station-home-with-nasa-text-alerts.654x306.jpg
1369 ms
images-moon-saturn-and-venus-from-my-new-telescope.654x306.jpg
1367 ms
diy-papercraft-models-planets.654x306.jpg
1369 ms
5-things-you-didnt-know-about-earth.654x306.jpg
1384 ms
top-5-extraordinary-types-stars.654x306.jpg
1394 ms
top-5-alien-worlds-could-host-alien-life.654x306.jpg
1417 ms
theres-total-lunar-eclipse-monday-night-heres-watch-blood-moon-rising.654x306.jpg
1395 ms
trans.gif
1392 ms
mFT0WbgBwKPR_Z4hGN2qgx8D0A.ttf
1207 ms
4WwBI2xBQBEAAFQDt+tAAA=
271 ms
fontawesome-webfont.woff
1234 ms
print.min.css
185 ms
hbAEjbEFAEQAAVAO36gAAA==
183 ms
analytics.js
561 ms
beacon.js
536 ms
analytics-1.5.12.min.js
4 ms
921.js
13 ms
astronomy.wonderhowto.com accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
astronomy.wonderhowto.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
astronomy.wonderhowto.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astronomy.wonderhowto.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Astronomy.wonderhowto.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
astronomy.wonderhowto.com
Open Graph description is not detected on the main page of Astronomy Wonder Howto. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: