Posts by 

Bruce McClure

Astronomy Essentials

Saturn at opposition on August 14

Don't miss Saturn at opposition on and around the night of August 14, 2022. That's when our planet Earth passes between the sun and Saturn.

Moon near fiery Antares August 6 and 7

Watch for the moon near fiery Antares on the evenings of August 6 and 7, 2022, floating near the summer Milky Way. They'll be a stirring sight!

Perseid meteor shower: All you need to know in 2022

The 2022 Perseid meteor shower has already begun, and this weekend is a good time to watch!

What is an astronomical unit?

An astronomical unit - or AU - is a measurement that astronomers use to describe distances in the solar system. Find out how long an AU is here.

Meet Shaula and Lesath, Scorpion’s Stinger stars

Shaula and Lesath, known as the "stinger stars," mark the location of the scorpion's stinger in the zodiacal constellation Scorpius.

M6 and M7 in the Scorpion’s Tail

M6 and M7 are star clusters near Scorpius’ stinger. But you’ll need a dark sky to see these faint but stunning stellar aggregations.

Eltanin and Rastaban, the Dragon’s eyes

These 2 famous stars shine down from the northern sky. Eltanin and Rastaban represent the fiery eyes of the constellation Draco the Dragon.

Is Zubeneschamali a green star?

Professional astronomers can explain to you why stars can’t look green. Yet many stargazers insist that Zubeneschamali proves otherwise.

Zubenelgenubi is Libra’s alpha star

Zubenelgenubi - Alpha Librae - is a double star, and is the second brightest star in the constellation Libra the Scales.

Latest sunsets follow summer solstice

Latest sunsets around now for 40 degrees north latitude. Latest sunrises around now for 40 degrees south latitude. Plus, a word about twilight.