Posts by 

Deborah Byrd

Pavlof Volcano in Alaska erupts

Huge ash plume caused airline re-routings. Falling ash, volcanic lightning and lava fountaining from summit. By Tuesday morning, eruption was declining.

Moon and Empire State Building

A distant view of an iconic building, with the moon behind it.

Video of closest comet in 246 years

It's small, but, because it's so close to us, it appears to be moving very fast across our sky. Image and video by EarthSky community member Greg Hogan.

Moon’s tilt has changed over time

Did the 'man in the moon' look different from ancient Earth? Yes, according to new research showing that the moon has undergone what's called True Polar Wander.

See it! Wednesday’s penumbral lunar eclipse

Photos of March 23, 2016 penumbral eclipse of the moon. Moon never entered Earth's dark umbral shadow, but, if you look, you'll see a shading on one side of the moon.

Lone galaxy in ‘wilds’ of Local Group

This galaxy is so small and secluded that it may never have interacted with any other Local Group galaxy — or perhaps any other galaxy in the universe.

Kepler catches a supernova shockwave

The planet-hunting Kepler spacecraft caught the earliest minutes of 2 exploding stars and, for the first time, the flash of supernova shockwave in visible light.

See it! Monday night’s moon and Jupiter

EarthSky friends capture the night sky's 2 brightest objects, the moon and Jupiter, on Monday night, March 21.

Holy halo

A lunar halo behind the statue of an angel in Frösön, Sweden.

Star party in Nicaragua

Around the world, friends gather to watch the stars. Here's a quiet night next to the Pacific coast of Nicaragua.