Posts by 

Deborah Byrd

Possible first fragments of 1908 Tunguska meteorite

These river stones might be fragments of the meteor that exploded over Russia on June 30, 1908.

Eta Aquarid meteor shower radiant point

No matter where you are, expect to see the most Eta Aquarid meteors in a dark sky between midnight and dawn.

Sun produced strong flare on May 3, 2013

The sun produced a strong solar flare on May 3, 2013. No ill effects on or near Earth are expected, but it did produce some beautiful images.

Record-setting blast of gamma rays from a dying star

A shockingly, eye-wateringly bright gamma ray burst from a galaxy 3.6 billion light-years away.

EarthSky weather blogger in Final Four of national weather forecasting competition

Matt Daniel - featured blogger at EarthSky.org - finished in the Final Four in the 2013 WxChallenge for weather forecasting.

How does radioactive wastewater harm the human body?

As Japan's Fukushima Daiichi nuclear power plant struggles to contain a flood of radioactive wastewater, a word about what makes radioactivity harmful to humans.

Herschel telescope goes blind, ends mission

The Herschel space observatory has exhausted its supply of liquid helium coolant, essential to cool the observatory's instruments.

Milky Way over Crater Lake

Crater Lake in Oregon is famous for the clarity and blue color of its water. But it's also a beautiful place to go stargazing.

Space junk headed for a cascade of collisions

When objects in Earth orbit collide, they create thousands of orbiting fragments. Then, the fragments collide.

See it! Photos of April 25-26 lunar eclipse

Best photos from EarthSky friends around the world of the partial lunar eclipse of April 25, 2013.