Meet M13, the Great Cluster in Hercules

Many stargazers call it the finest globular cluster in the northern half of the heavens. It’s M13, also known as the Great Cluster in Hercules. Source: https://earthsky.org/clusters-nebulae-galaxies/m13-finest-globular-cluster-in-northern-skies…

Moon in Winter Circle March 30 and 31

What a great time to identify many bright stars! Let the moon be your guide. Source: https://earthsky.org/tonight/moon-shines-inside-of-winter-circle…

Westward shift of Orion and all the stars

As Earth makes its grand tour around the sun each year, the constellations all shift westward in our sky. Orion is a good one to notice. Source: https://earthsky.org/tonight/the-westward-shift-of-orion-and-all-the-stars…

Top tips for binocular stargazing

Whether you’re a beginning stargazer or a veteran of thousands of starry nights, binoculars can be your best friend. Source: https://earthsky.org/human-world/top-tips-for-using-ordinary-binoculars-for-stargazing…

Data of Millions of eBay and Amazon Shoppers Exposed

An anonymous reader quotes the “Naked Security” blog of anti-virus company Sophos: Researchers have discovered another big database containing millions of European customer records left unsecured on Amazon Web Services (AWS) for anyone to find using a search engine. A total of eight million records were involved, collected via marketplace and payment system APIs belonging to companies including Amazon, eBay, Shopify,…

Titanic’s iconic telegraph ‘voice’ may be recovered. But some say the salvager is a ‘greedy treasure hunter.’

A wireless telegraph machine, sometimes called the “voice of the Titanic” for its role in sending out distress messages on the fateful night in 1912 when the RMS Titanic cruise liner hit an iceberg, could be recovered from the shipwreck lying at the bottom of the North Atlantic. Source: https://www.livescience.com/titanic-shipwreck-telegraph-machine-recovery.html

Moon and Winter Circle March 3 and 4

The ecliptic – sun and moon’s path, marked in green on our chart – cuts through the Winter Circle. So, every month the Circle is visible, the moon sweeps through these stars. Source: https://earthsky.org/tonight/moon-points-the-way-to-the-winter-circle…

Looks like Earth has a new natural moon

Astronomers have announced that Earth has a new mini-moon, a small asteroid apparently captured into Earth orbit 3 years ago. It’s been designated 2020 CD3. Source: https://earthsky.org/space/new-natural-temporary-moon-for-earth-2020-cd3…

Pollux: The brighter twin star

Pollux, the brightest star in the constellation Gemini, blazes in a golden light next to its bluish-white heavenly twin, Castor, in the evening skies of the Northern Hemisphere’s spring. Source: https://earthsky.org/brightest-stars/pollux-not-castor-is-geminis-brightest-star…

Castor is six stars in one

The bright bluish-white star, Castor, in the constellation Gemini, appears to our eyes as a single star. But it’s actually a family of 6 stars. Source: https://earthsky.org/brightest-stars/best-castor-brightest-second-magnitude-star…