February 2026
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Global Rank
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Bounce Rate
40.59%
Pages per Visit
2.15
Avg Visit Duration
00:01:16
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Top 10 calsky.com Competitors
The Top 10 Sites Like calsky.com in February 2026 are ranked by their affinity to calsky.com in terms of keyword traffic, audience targeting, and market overlap
satellite predictions and other astronomical data customised for your location.
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- Heavens-above Gmbh
Global Rank
#90,189
23,093Bounce Rate
38.69%
Pages per Visit
5.99
Avg Visit Duration
00:04:21
Similarity Score
100%Our Mission The UW-Madison Astronomy Department’s mission is to conduct cutting edge research and to offer students and postdocs the highest quality of education. We conduct research in diverse areas of astronomy, from the physics of stars to cosmology, in observation and theory, and through the construction of cutting edge instruments for our complement of…
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Bounce Rate
72.68%
Pages per Visit
1.49
Avg Visit Duration
00:00:35
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100%In the news this week: Globular clusters have the detailed scoop on our galaxy's past, and a "heartbeat" black hole binary in the Milky Way has gone mysteriously dim.
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Global Rank
#6,669,446
97,930Bounce Rate
37.02%
Pages per Visit
1.99
Avg Visit Duration
00:00:40
Similarity Score
99%The Astronomical Companion is a large-format book with an extensive collection of astronomy graphics, charts, and explanatory writing. Please NOTE: These are the final original copies of the Astronomical Companion printed book.
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Global Rank
#4,899,855
1,658,090Bounce Rate
38.89%
Pages per Visit
1.69
Avg Visit Duration
00:00:08
Similarity Score
92%- Company
- Spaceweather
Global Rank
#59,588
4,700Bounce Rate
58.05%
Pages per Visit
1.82
Avg Visit Duration
00:01:38
Similarity Score
85%- Company
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82%Astronomers have detected a radio glow caused by shockwaves in the gigantic filaments between galaxy clusters in the cosmic web, which pervades the universe.
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Global Rank
#103,119
15,365Bounce Rate
52.22%
Pages per Visit
1.12
Avg Visit Duration
00:02:09
Similarity Score
80%- Company
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Global Rank
#9,402,284
10,890Bounce Rate
52.81%
Pages per Visit
1.38
Avg Visit Duration
00:00:19
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78%- Company
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Global Rank
#53,577
4,665Bounce Rate
41.47%
Pages per Visit
3.96
Avg Visit Duration
00:04:54
Similarity Score
77%- Company
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Global Rank
#9,328,804
5,982,110Bounce Rate
44.03%
Pages per Visit
1.64
Avg Visit Duration
00:00:37
Similarity Score
75%calsky.com's top 5 competitors in February 2026 are: heavens-above.com, astro.wisc.edu, skyandtelescope.com, universalworkshop.com, and more.
According to Similarweb data of monthly visits, calsky.com’s top competitor in February 2026 is heavens-above.com. calsky.com 2nd most similar site is astro.wisc.edu, and closing off the top 3 is skyandtelescope.com.
universalworkshop.com ranks as the 4th most similar website to calsky.com and spaceweather.com ranks fifth in February 2026.
The other five competitors in the top 10 list are maa.mhn.de, astronomy.com, tonightssky.com, cloudynights.com, and damianpeach.com.