August 2026
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Top 10 calsky.com Competitors
The Top 10 Sites Like calsky.com in August 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
#141,981
12,292Bounce Rate
40.04%
Pages per Visit
4.06
Avg Visit Duration
00:01:39
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100%Galaxy Quartet at the Washburn Observatory Join us for a cosmic experience with the Galaxy Quartet at the Washburn Observatory! Enjoy amazing music and the unique vibe of this iconic spot on the UW-Madison campus. Seating is limited, so feel free to bring a blanket or lawn chair. Concert is free with a suggested donation …
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Bounce Rate
64.46%
Pages per Visit
2.75
Avg Visit Duration
00:02:17
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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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#8,802,563
1,321,356Bounce Rate
42.57%
Pages per Visit
2.02
Avg Visit Duration
00:00:56
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99%Astronomy for the young, or for any learner. Out under the evening sky of each month; and then "more explanations", all the way to the edge of the universe.
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#2,951,389
671,799Bounce Rate
50.08%
Pages per Visit
2.32
Avg Visit Duration
00:07:20
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92%- Company
- Spaceweather
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#85,008
2,093Bounce Rate
63.1%
Pages per Visit
1.64
Avg Visit Duration
00:00:45
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85%- Company
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82%Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes, comets, constellations, eclipses, exoplanets, nebulae, meteors, quasars, observing, telescopes, NASA, Hubble, space missions, stargazing, and more.
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Global Rank
#82,526
3,994Bounce Rate
60.12%
Pages per Visit
1.59
Avg Visit Duration
00:00:50
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80%- Company
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#9,724,572
782,282Bounce Rate
23.51%
Pages per Visit
3.05
Avg Visit Duration
00:02:09
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78%- Company
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#46,004
4,218Bounce Rate
44.64%
Pages per Visit
3.29
Avg Visit Duration
00:03:26
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77%- Company
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Bounce Rate
57.37%
Pages per Visit
3.31
Avg Visit Duration
00:01:48
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75%calsky.com's top 5 competitors in August 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 August 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 August 2026.
The other five competitors in the top 10 list are maa.mhn.de, astronomy.com, tonightssky.com, cloudynights.com, and damianpeach.com.