Report Summary

  • 44

    Performance

    Renders faster than
    62% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 65% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    86% of websites

  • 92

    SEO

    Google-friendlier than
    79% of websites

nineplanets.org

The Nine Planets of The Solar System | Eight Planets Without Pluto

Page Load Speed

1.6 sec in total

First Response

305 ms

Resources Loaded

1.1 sec

Page Rendered

213 ms

nineplanets.org screenshot

About Website

Visit nineplanets.org now to see the best up-to-date Nine Planets content for United States and also check out these interesting facts you probably never knew about nineplanets.org

An overview of the history, mythology and current scientific knowledge of the planets, moons and other objects in our solar system.

Visit nineplanets.org

Key Findings

We analyzed Nineplanets.org page load time and found that the first response time was 305 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

nineplanets.org performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value2,700 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

nineplanets.org

305 ms

css

24 ms

normalize.css

194 ms

flexslider.css

197 ms

basic-style.css

198 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 36% of them (12 requests) were addressed to the original Nineplanets.org, 15% (5 requests) were made to Pagead2.googlesyndication.com and 15% (5 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (585 ms) belongs to the original domain Nineplanets.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.1 kB (29%)

Content Size

391.9 kB

After Optimization

278.8 kB

In fact, the total size of Nineplanets.org main page is 391.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 220.1 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 11.6 kB

  • Original 16.5 kB
  • After minification 14.6 kB
  • After compression 4.9 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 1.9 kB, which is 11% 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 11.6 kB or 70% of the original size.

Image Optimization

-5%

Potential reduce by 10.2 kB

  • Original 220.1 kB
  • After minification 210.0 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. Nine Planets images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 72.5 kB

  • Original 132.6 kB
  • After minification 131.6 kB
  • After compression 60.0 kB

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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 72.5 kB or 55% of the original size.

CSS Optimization

-83%

Potential reduce by 18.8 kB

  • Original 22.8 kB
  • After minification 11.0 kB
  • After compression 3.9 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. Nineplanets.org needs all CSS files to be minified and compressed as it can save up to 18.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (47%)

Requests Now

30

After Optimization

16

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nine Planets. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nineplanets.org accessibility score

84

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

nineplanets.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nineplanets.org SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nineplanets.org 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 Nineplanets.org 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Nine Planets. 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: