Top Astronomy Websites Ranking

See the most visited Astronomy websites for September 2026, and read the full analysis below

Last updated : October 1, 2026

Rank	Website	Category	Rank Change	Avg. Visit Duration	Pages / Visit	Bounce Rate
1	timeanddate.com	Science and Education > Astronomy	=	00:01:34	2.64	59.69%
2	printables.com	Science and Education > Astronomy	=	00:04:17	6.91	28.89%
3	space.com	Science and Education > Astronomy	=	00:00:55	1.59	63.54%
4	focustown.app	Science and Education > Astronomy	4	00:04:33	4.12	31.28%
5	zeiss.com	Science and Education > Astronomy	1	00:02:30	5.72	36.18%
6	cloudynights.com	Science and Education > Astronomy	1	00:03:34	3.84	42.34%
7	browser.de	Science and Education > Astronomy	2	00:01:00	1.10	87.16%
8	onee.org.br	Science and Education > Astronomy	103	00:13:34	9.32	20.91%
9	sab.gov.co	Science and Education > Astronomy	8	00:00:23	1.65	40.87%
10	skyatnightmagazine.com	Science and Education > Astronomy	4	00:00:37	1.44	65.85%
11	earthsky.org	Science and Education > Astronomy	2	00:00:51	1.81	61.73%
12	dailygalaxy.com	Science and Education > Astronomy	14	00:00:51	1.72	59.02%
13	spaceweatherlive.com	Science and Education > Astronomy	1	00:00:32	1.69	61.32%
14	moongiant.com	Science and Education > Astronomy	5	00:01:10	3.78	45.83%
15	spaceweather.com	Science and Education > Astronomy	5	00:00:46	1.50	66.42%
16	astronomy.com	Science and Education > Astronomy	3	00:00:43	1.53	61.99%
17	visualtimer.com	Science and Education > Astronomy	13	00:01:52	2.44	51.55%
18	eso.org	Science and Education > Astronomy	2	00:01:48	2.70	53.54%
19	aas.org	Science and Education > Astronomy	3	00:02:03	3.33	40.61%
20	highpointscientific.com	Science and Education > Astronomy	22	00:02:27	2.79	46.38%
21	stsci.edu	Science and Education > Astronomy	17	00:05:47	4.91	36.61%
22	astrobin.com	Science and Education > Astronomy	3	00:04:14	14.18	32.18%
23	planetary.org	Science and Education > Astronomy	2	00:00:32	1.72	53.97%
24	nextspaceflight.com	Science and Education > Astronomy	8	00:01:39	2.35	46.94%
25	jhuapl.edu	Science and Education > Astronomy	10	00:04:52	5.30	47.29%
26	inaf.it	Science and Education > Astronomy	12	00:02:22	4.37	47.58%
27	astrogeo.va.it	Science and Education > Astronomy	7	00:00:17	1.34	44.75%
28	aanda.org	Science and Education > Astronomy	3	00:01:54	2.60	36.8%
29	astroarts.co.jp	Science and Education > Astronomy	5	00:02:05	4.04	58.03%
30	skyandtelescope.org	Science and Education > Astronomy	7	00:00:37	2.12	42.24%
31	clearoutside.com	Science and Education > Astronomy	=	00:02:21	2.24	43.12%
32	nasaspaceflight.com	Science and Education > Astronomy	16	00:05:33	5.66	36.67%
33	nso.edu	Science and Education > Astronomy	22	00:00:54	2.02	47.13%
34	realsky.ru	Science and Education > Astronomy	6	00:03:41	1.31	77.55%
35	heavens-above.com	Science and Education > Astronomy	14	00:02:58	5.47	41.83%
36	pave.gov.pk	Science and Education > Astronomy	2	00:03:04	3.29	41.93%
37	astronet.ru	Science and Education > Astronomy	3	00:00:22	1.82	37.32%
38	astronomy.ru	Science and Education > Astronomy	12	00:04:02	3.42	34.97%
39	usra.edu	Science and Education > Astronomy	4	00:01:01	2.88	45.37%
40	solarsystemscope.com	Science and Education > Astronomy	12	00:00:41	1.98	50.62%
41	nrao.edu	Science and Education > Astronomy	19	00:03:20	2.62	45.01%
42	sen.com	Science and Education > Astronomy	15	00:00:55	1.71	43.73%
43	noirlab.edu	Science and Education > Astronomy	1	00:01:05	2.23	42.39%
44	cleardarksky.com	Science and Education > Astronomy	7	00:00:54	2.08	56.31%
45	kasi.re.kr	Science and Education > Astronomy	9	00:05:29	10.18	36.15%
46	obspm.fr	Science and Education > Astronomy	31	00:01:42	4.05	40.06%
47	stopwatch-app.com	Science and Education > Astronomy	4	00:01:32	2.25	45.54%
48	zeiss.de	Science and Education > Astronomy	11	00:01:08	2.10	55.92%
49	andovercorp.com	Science and Education > Astronomy	7	00:00:14	1.12	75.89%
50	agenaastro.com	Science and Education > Astronomy	15	00:02:41	4.04	34.68%

See full list

* Some websites ranked in the list above may contain adult content, please use caution when visiting unknown sites.

Most Visited Astronomy Websites Ranking Analysis for September 2026

timeanddate.com is ranked number 1 as the most popular website in the Astronomy category in September 2026. The average amount of time that users spend on the website is 00:01:34 minutes, and they see, on average, 2.64 pages per visit. Pages per visit is a popular engagement metric that is calculated by dividing the total number of website views by the total number of visitors. The bounce rate for timeanddate.com is 59.69%, meaning that 59.69% of visitors leave the website after viewing just one page.

printables.com and space.com are 2nd and 3rd on the list. In terms of user engagement, printables.com has an average visit duration of 00:04:17 minutes, an average pages per visit of 6.91, and a bounce rate of 28.89%. Similarly, space.com’s average visit duration is 00:00:55 minutes, its average pages per visit is 1.59, and its bounce rate is 63.54%.

focustown.app is a top Astronomy website that ranks in 4th place. On average, visitors remain on-site for 00:04:33 minutes and 31.28% of those visits bounce after viewing just one page. In addition, the average website pages viewed per visit is 4.12.

Number five on our list is zeiss.com, a top Astronomy website. Visitors see 5.72 pages per visit and spend 00:02:30 minutes on the website. The bounce rate for zeiss.com is 36.18%.

Come again next month for the updated website ranking & traffic analysis of the most visited Astronomy websites!

FAQs About The Top Astronomy Websites

Question: Which is the most visited Astronomy website?
Answer: timeanddate.com is the most visited Astronomy website in September 2026.

Question: Which is the 2nd most visited Astronomy website?
Answer: printables.com is the 2nd most visited Astronomy website in September 2026.

Question: What are the top 5 most popular Astronomy websites in the world?
Answer: The top 5 most popular Astronomy websites in the world in September 2026 are:
1. timeanddate.com
2. printables.com
3. space.com
4. focustown.app
5. zeiss.com.