
Joe Rao
Latest articles by Joe Rao

Bright comet headed toward Earth could be visible with the naked eye
By Joe Rao published
The incoming comet Tsuchinshan–ATLAS might become as brilliant as Venus during its close approach to Earth this fall, potentially making it visible to the naked eye.

Stars, planets and more will be visible during the total solar eclipse on April 8. Here's what to look for, and where.
By Joe Rao published
When the skies darken during the total solar eclipse on April 8, colors will change, and some stars and planets will be visible in the daytime. Here's what to look for, and where.

What happens if it's cloudy for the April 8 solar eclipse?
By Joe Rao published
Though everyone is hoping for clear skies, here's what might happen if an eclipse-chaser's worst enemy — clouds — decides to make an appearance.

What is a solar eclipse?
By Jeanna Bryner last updated
Solar eclipses are some of nature's most dramatic celestial performances. Here's a look at the science behind the eclipse, and how to watch the next one on April 8, 2024.

How to see the bright Andromeda Galaxy shine overhead this week
By Joe Rao published
Located about 2.5 million light-years from our solar system, Andromeda is the most distant object visible to the naked eye.

A meteor shower outburst from a shattered comet may spawn a new tau Herculids display on May 30
By Joe Rao published
The tau Herculids from comet 73P/Schwassman-Wachmann which began to fragment in 1995 may make an appearance on the night of May 30-31.

How to watch the Quadrantid meteor shower this week
By Joe Rao published
Every year, Earth briefly encounters the Quadrantid meteor shower in early January. Here's how to catch the show.

The best night sky events to see in 2022
By Joe Rao published
Here are some of the more noteworthy night sky events that will take place in 2022. So grab your binoculars or telescope.

Twilight and the myths of the equinox and 6-month polar night
By Joe Rao published
Wednesday (Sept. 22) marks the equinox, which, thanks to its Latin name meaning "equal night," is often thought of as the day when dark and light each claim 12 hours.

Perseid meteor shower peaks this month: New moon bodes well for skywatchers.
By Joe Rao published
Perseid meteors are already beginning to fall in a display that promises to dazzle skywatchers this month.

A 'ring of fire' solar eclipse will bring a subdued sunrise to the northeast US and Canada on Thursday
By Joe Rao published
The sunrise eclipse on Thursday (June 10) will bring a striking image of a crescent sun rising in the east-northeast.

You can see the International Space Station (and China's Tianhe, too) in the night sky this weekend
By Joe Rao published
You can see two space stations in the night sky this weekend, China's Tianhe and the International Space Station.

The Great North American Solar Eclipse of 2024 is just 3 years away
By Joe Rao published
Three years from today, on Monday, April 8, 2024, more than half a billion people across North America have the chance to see another Great American Solar Eclipse.

Spring returns with a not-so-equal vernal equinox of 2021
By Joe Rao published
Spring will officially arrive on Saturday morning (March 20) with the occurrence of the vernal equinox.

The only total solar eclipse of 2020 may be one few get a chance to see
By Joe Rao published
It would only seem appropriate that the final eclipse in this eccentric year of 2020 will be visible only from Patagonia — nicknamed "the end of the world."

See Venus swing by the crescent moon Monday morning
By Joe Rao published
The moon and Venus will form a triangle with the Beehive star cluster in the predawn sky on Monday (Sept. 14).

Moon may outshine Perseid meteor shower this month
By Joe Rao published
Skywatchers beware: The moon will hinder attempts to observe the Perseids, typically one of the year's most spectacular meteor showers.

The curtain is about to come down on Comet NEOWISE
By Joe Rao published
The brightest comet to appear in Northern Hemisphere skies in nearly a quarter of a century will soon be ending its run as a naked-eye object.

Newfound Comet ATLAS is getting really bright, really fast
By Joe Rao published
For years, amateur astronomers have been waiting for a bright, naked-eye comet to pass by Earth — and finally, such an object may have arrived.

Ursid Meteor Shower Peaks Tonight
By Joe Rao published
The annual Ursid meteor shower will peak during the overnight hours of Sunday (Dec. 22), into the morning hours of Monday (Dec. 23).

The Last Lunar Eclipse of 2019 Occurs Tuesday, Just in Time for Apollo 11 Celebrations
By Joe Rao, Astronomer published
Here's how you can see the celestial event.

The 'Supermoon' Syndrome Rises with February's Full Moon
By Joe Rao, Astronomer published
Why did "supermoon" become such a thing?

Eclipse Season 2019 Kicks Off with a Partial Solar Eclipse This Weekend!
By Joe Rao, Astronomer published
Eclipse season kicks off with a partial solar eclipse this weekend.
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