Posts by 

Deborah Byrd

Geomagnetic storm on its way, June 22 and 23

It's due to arrive sometime today (June 22, 2015). NOAA forecasters estimate a 90% chance of polar geomagnetic storms when the CME arrives. Aurora alert!

All systems go for Europa mission

Jupiter's moon Europa is a promising place to look for life beyond Earth. A new mission to Europa is now moving forward from concept review to development.

Super new views of Saturn’s moon Dione!

The Cassini spacecraft is performing a series of "lasts" over the coming year. This week's sweep past Dione was the second-to-last.

Brightest galaxy and first-generation stars

The newly found galaxy, labelled CR7, is three times brighter than the brightest distant galaxy known up to now. It may contain some of the first stars.

Venus is a crescent now

Venus will pass between the Earth and sun on August 15. So its day side is turning more and more away from us, and Venus appears as a waning crescent.

New Horizons has a cool teaser trailer!

New video captures the excitement of the upcoming July 14 spacecraft encounter with Pluto. The real thing will be better and is just ahead.

Mount Everest shifted 3 centimeters by Nepal earthquake

Located on the China-Nepal border, Mount Everest - highest mountain on Earth - sits where two of Earth's great land plates meet. Thus it's always moving ...

Photos from far-southern Earth

Icebergs, snow and ice, penguins and whales ...

Cosmic ray observatory to explore hotspot

Utah scientists propose an expansion for their cosmic ray observatory, to speed up studies of a mysterious source of ultrahigh-energy cosmic rays.

New map confirms 4 Milky Way arms

Although we can't see it from the outside, astronomers know our galaxy has an overall spiral structure. For years, they've been trying to pin down the number of Milky Way spiral arms. Now they say ... 4.