Enjoying EarthSky? Subscribe.

121,093 subscribers and counting ...

Posts by Deborah Byrd

Night falls when you enter Earth's shadow
FAQs | Oct 24, 2014

When can you see Earth’s shadow?

At yesterday’s solar eclipse, the moon’s shadow brushed Earth. But what about Earth’s shadow? You can see it any clear evening …

GregDiesel Landscape Photography caught this interesting shot of the eclipse from the Oregon Inlet, Outer Banks, North Carolina
Today's Image | Oct 24, 2014

See it! Photos of October 23 solar eclipse

Favorite photos of the beautiful partial solar eclipse on October 23. 2014. Thank you to all who submitted to EarthSky.org or posted at EarthSky Facebook or G+.

Tonight | Oct 24, 2014

Close-up on constellation Perseus the Hero and Demon Star

The best-known star in the constellation Perseus is Algol, its name coming from the Arabic for “head of the demon.”

Blogs | Oct 23, 2014

Fake image of India during Diwali versus the real thing

The Hindu festival of Diwali is October 23, 2014. It’s a festival of light! But not so much so that you can see the light of Diwali from space.

Image via NASA's Goddard Space Flight Center/S. Wiessinger
Science Wire | Oct 23, 2014

Starquake sets magnetar ringing like a bell

Astronomers have observed signals from a highly magnetized neutron star, indicating starquakes that set the neutron star ringing like a bell.

Science Wire | Oct 23, 2014

Sun may delay plans for sending humans to Mars

Less solar activity indicates a weaker magnetic field on the sun. A weak field lets cosmic rays into the solar system, posing a radiation hazard for astronauts.

Joe Randall created this composite shot of the Orionid meteor shower from images taken on October 21, 2014.  Thanks, Joe!
Today's Image | Oct 21, 2014

Orionid meteors 2014

The Orionid meteor shower peaked on the morning of Tuesday, October 21, 2014. But you might still see meteors in this annual shower.

Comet Siding Spring (lower left) passes Mars on October 19, 2014.  Photo by Damian Peach.  Used with permission.
Science Wire | Oct 20, 2014

Best photos: Comet Siding Spring sweeps past Mars

A sight never seen before in recorded history … an encounter between Mars and a close-passing comet on October 19, 2014.

1946 tsunami in Hawaii, via USGS
Science Wire | Oct 20, 2014

How often might Hawaii get a monster tsunami?

Scientists say that the tsunami that hit Japan in 2011 was a thousand-year event. A monster wave might strike Hawaii about as often.

Orionid radiant point
Tonight | Oct 20, 2014

Everything you need to know: Orionid meteor shower

Details on the annual Orionid meteor shower. How and when to watch. In 2014, the peak morning is October 21, but try the mornings before and after, too.