Posts by 

Deborah Byrd

New sights and sounds from the Perseverance rover on Mars!

Check out this amazing new video from NASA's Perseverance rover, showing its own descent and landing on the surface of Mars last week. Truly, it's like nothing seen before! Also, the first-ever audio from Mars ...

Moon in Winter Circle February 20, 21 and 22

The waxing moon this weekend shines inside a large pattern of stars called the Winter Circle, or Winter Hexagon.

For those at southerly latitudes, Canopus!

Far-northern skywatchers sometimes travel southward in winter, for a glimpse of Canopus - the sky's 2nd-brightest star - above the southern horizon. Can you see it? Details here.

Strong earthquake in Japan called ‘aftershock’ of deadly 2011 quake

No fatalities were reported in the February 13, 2021, strong earthquake in Japan, which occurred off Japan's east coast, near the epicenter of the 2011 9.0-magnitude Tohoku earthquake.

Extraterrestrial: the First Sign of Intelligent Life Beyond Earth

Avi Loeb's Extraterrestrial: The First Sign of Intelligent Life Beyond Earth gives a case for 'Oumuamua being a product of an alien civilization.

NASA’s moon program – Artemis – boosted at White House press briefing

During a White House press briefing on February 4, 2021, White House press secretary Jen Psaki confirmed the Biden administration's support fo NASA's Artemis program, whose long-term goal is to send the next man and first woman to the moon by 2024.

Morning moongazer

On a cold morning in Norway this week, a look at the waning moon in a daylit sky.

Double Cluster in Perseus: How to find it

First, find the M- or W-shaped constellation Cassiopeia. The Double Cluster - 2 open star clusters - is nearby and beautiful in a dark sky.

Big Dipper stars point to North Star

The 2 outermost stars in the bowl of the Big Dipper always point to the North Star, aka Polaris. That's why astronomers call these stars The Pointers.

Achernar marks the end of the River

The bright, southerly star Achernar marks the end of the River in the constellation Eridanus. Many at northerly latitudes make a game of trying to catch a glimpse of it.

EarthSky Newsletter

Nearly half a million daily subscribers love our newsletter. What are you waiting for? Sign up today!

Join now to receive free daily science news delivered straight to your email.