Posts by 

Larry Sessions

The moon: 5 myths about our natural satellite

There are plenty of myths that surround the moon. Here are 5 of the most popular myths. How many of these myths have you been led to believe?

Meet Regulus, the Lion’s Heart

The bright star Regulus in Leo the Lion is prominent in the evening sky in May. It looks like a single point of light, but is really 4 stars.

Coma Berenices: How Leo the Lion lost his tail

Coma Berenices is the constellation of Queen Berenice's Hair. It used to be the tail of Leo the Lion before it became its own constellation.
Tonight

Moon and Gemini stars on April 8 and 9

On April 8 and, 9, 2022, you'll find the a 1st-quarter moon near Castor and Pollux, the two brightest stars in the constellation Gemini the Twins. Also nearby is Procyon, the brightest star in the constellation Canis Minor the Lesser Dog.

Mimosa, 2nd-brightest star in Crux

To see Mimosa, you need to be in the Southern Hemisphere, where it is a prominent star, or at the latitude of New Orleans, Hawaii, Cairo or New Delhi.

Can you see Canopus, the 2nd-brightest star?

Here's how to spot Canopus, the 2nd-brightest star in the sky as seen from Earth, on February evenings. It’s located far south on the sky’s dome.

Blue-white Rigel is Orion’s brightest star

Blue-white Rigel shines as the brightest star in the constellation Orion the Hunter. It's a hot massive star in the latter stages of its stellar evolution.

Procyon: The Little Dog Star

The Dog Star, Sirius, is easy to spot because it's the sky's brightest star. Procyon - the other Dog Star - is near its brighter brother on the sky's dome.

No leap second for December 31, 2021

World timekeepers have decreed there will be no leap second on December 31, 2021. Overall the spin of Earth is slowing down, but in 2020 it sped up.

The Magellanic Clouds, our galactic neighbors

The Large and Small Magellanic Clouds are two of the closest galaxies to the Milky Way. They can be seen without optical aid from southern skies.