Posts by 

Deborah Byrd

Milky Way’s dark matter half what we thought?

Australian astronomers say our Milky Way galaxy has only half the dark matter we thought it did. If so, it explains the shortage of Milky Way satellites.

Comet Siding Spring near M6

Comet C/2013 A1 Siding Spring near the star cluster M6 on October 9, 2014.

Full moon rising over Lotus Temple in Delhi, India

We saw many photos of the October 8 moon during the total lunar eclipse. Here's one from India, where the eclipse was less easily visible.

Mapping the weather on an extreme exoplanet

Scientists using the Hubble Space Telescope have completed the first map of temperature and water vapor on a "hot Jupiter," an exoplanet called WASP 43b.

First named feature on a comet!

Scientists have named one of the largest boulders on Rosetta’s comet after an Egyptian pyramid.

6.8-magnitude earthquake in South Pacific

Powerful earthquake in the S. Pacific last night. No Pacific-wide tsunami warning, and only a small tsunami wave at Easter Island. No injuries or damages.

Join EarthSky’s Deborah Byrd at online viewing of total lunar eclipse

Slooh.com invites stargazers worldwide for an online viewing of the total eclipse of the moon on October 8. Deborah Byrd will be on hand as a special guest.

Rosetta’s comet is spouting jets

Wow! The Rosetta spacecraft is now seeing jets from Comet 67P/Churyumov-Gerasimenko, as the comet draws in closer to the sun.

What is the moon’s Ocean of Storms?

Oceanus Procellarum - the lunar Ocean of Storms - is a vast volcanic plain, thought to have been created in an ancient asteroid impact. More recently, scientists came to believe it formed via processes within the moon itself.

Possible Mars landing site in 2018

The goal of ExoMars 2018 is to search for evidence of past or present martian life.