Comet Halley, parent of 2 meteor showers
The famous comet Halley spawns both the May Eta Aquariid meteor shower and the October Orionid meteor shower.
The post Comet Halley, parent of 2 meteor showers first appeared on EarthSky.
A total lunar eclipse looks red. Why?
The moon can look red during a total lunar eclipse because of sunlight that’s filtered and refracted by Earth’s atmosphere.
The post A total lunar eclipse looks red. Why? first appeared on EarthSky.
Retrograde motion can be real, or illusory
Retrograde motion of Jupiter or Mars or Saturn in our sky is an illusion, a trick of perspective. But there’s a real retrograde motion, too.
The post Retrograde motion can be real, or illusory first appeared on EarthSky.
Total lunar eclipse â a supermoon eclipse â on May 15-16, 2022
A total lunar eclipse occurs on May 15-16, 2022. It will be visible for a lot of us, as it sweeps across the Americas, Europe, and Africa.
The post Total lunar eclipse â a supermoon eclipse â on May 15-16, 2022 first appeared on EarthSky.
How to watch a total lunar eclipse
A total lunar eclipse – a supermoon eclipse – is coming up on the night of May 15-16, 2022. Here are some tips for watching it.
The post How to watch a total lunar eclipse first appeared on EarthSky.
The Bortle survival limit for comets
Astronomers learn even from failed comets. The Bortle survival limit gives us a prediction as to whether a comet will survive perihelion.
The post The Bortle survival limit for comets first appeared on EarthSky.
Partial solar eclipse of April 30, 2022
A partial solar eclipse occurs April 30, 2022. The moon’s penumbral shadow will sweep across the southeast Pacific and southern South America.
The post Partial solar eclipse of April 30, 2022 first appeared on EarthSky.
Fireball over Germany! Did you see it?
A fireball lit up the skies over Germany last night. If you witnessed this fireball the IMO invites you to fill out a fireball report as soon as possible.
The post Fireball over Germany! Did you see it? first appeared on EarthSky.
Tau Herculid meteors in May might be intense!
Tau Herculid meteors are typically seen around late May and early June. Recent calculations suggest they might produce a grand display in 2022.
The post Tau Herculid meteors in May might be intense! first appeared on EarthSky.
New comet might brighten enough for binoculars
New comet 2022 E3 (ZTF) is headed towards the inner solar system. In early 2023, it should be easily visible in binoculars as it graces our skies.Â
The post New comet might brighten enough for binoculars first appeared on EarthSky.
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