Blog Archive

RBSP to explore decades-old radiation belt mysteries

Posted by Jason Davis on 2012/08/24 11:01 CDT

NASA's Radiation Belt Storm Probes will shed new light on the Van Allen Radiation Belts, a dangerous region of space in our planet's backyard.

Full Free Intro Astronomy Class Now Online

Posted by Bruce Betts on 2012/05/22 02:57 CDT

Bruce Betts' complete CSUDH Intro Astronomy and Planetary Science class is now available online. Find out how to access it, and go behind the scenes.

"False-tonal recording?" The sounds of a coronal mass ejection

Posted by Emily Lakdawalla on 2012/03/15 12:26 CDT

A new "sonification" of the recent solar storm by Robert Alexander (a University of Michigan graduate student), employing data from the MESSENGER and SOHO spacecraft.

Solar storm in progress

Posted by Emily Lakdawalla on 2012/03/07 09:27 CST

Last night the Sun unleashed a large coronal mass ejection in our direction. Here is a compilation of images from SOHO's two LASCO cameras, plus a prediction from the new space weather prediction model that I learned about at the American Geophysical Union in December. The storm will arrive at Earth on March 8.

Solar flares from Skylab

Posted by Jason Davis on 2012/01/26 05:26 CST

Before automated space observatories like SDO could send pictures and videos of solar phenomenon in real-time, humans had to do it manually, as in the case of the groundbreaking Skylab space station missions, which featured the Apollo Telescope Mount.

The Earth from GOES-East in visible and infrared

The state of Earth observation, January 2012

Posted by Jason Davis on 2012/01/09 05:54 CST

As of November 2011, the Earth Observing Handbook counts 109 active missions to study the Earth as a planet, with 112 more approved and planned for the future. Jason Davis provides an overview of key current and upcoming earth-observing missions.