April 21, 2015 MEDIA ADVISORY M15-062*Media Accreditation Opens for SpaceX Commercial Crew Pad Abort Test * Media accreditation is open for a pad abort test of SpaceX’s Crew Dragon spacecraft next month. The test will simulate an emergency abort from a test stand on Space Launch Complex 40 at Cape Canaveral Air Force Station in Florida.   SpaceX's Crew Dragon spacecraft is prepared for critical pad abort test that will take place at NASA's Kennedy Space Center, Florida ...Continue Reading

  April 21, 2015 MEDIA ADVISORY M15-063*NASA TV Coverage Set for Space Station Cargo Ship Activities*  Progress 57, which arrived at the ISS in October 2014, will undock and depart the station on Sunday, April 26. */Credits: NASA TV/* NASA Television will provide live coverage of the departure of one cargo spacecraft from the International Space Station (ISS) and the arrival of another this month. The ISS Progress 57 cargo ship departs the station Saturday, April 25. NASA TV ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2177 Issue Time: 2015 Apr 21 1412 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2176 Begin Time: 2015 Apr 16 1330 UTC Yesterday Maximum 2MeV Flux: 2619 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Sub ...Continue Reading

:Product: Solar Region Summary :Issued: 2015 Apr 21 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 111 Issued at 0030Z on 21 Apr 2015 Report compiled from data received at SWO on 20 Apr I. Regions with Sunspots. Locations Valid at 20/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2321 N10W49 090 0080 Cso 14 09 Beta 2322 N11W71 112 0030 Cro 03 03 Beta 2324 N19W16 ...Continue Reading

  April 20, 2015 *GLOBE Program Marks 20 Years of Global Earth Science Education*  The GLOBE science and education program connects students, teachers, and citizen scientists with opportunities to collect science data through hands-on science in their local communities. */Credits: GLOBE Program/* On Earth Day, April 22, NASA and the National Science Foundation (NSF) celebrate 20 years of international cooperation and collaboration to engage students, scientists, and teachers i ...Continue Reading

  April 20, 2015 RELEASE 15-069*NASA Wraps Up First Green Aviation Tests on Boeing ecoDemonstrator*  NASA's recent green aviation tests included the Active Flow Control Enhanced Vertical Tail Flight Experiment, for which 31 tiny devices called sweeping jet actuators were installed on the tail of a Boeing 757 ecoDemonstrator aircraft to determine what -- if any -- impact the devices had on the aerodynamics of the tail. */Credits: NASA/Boeing/* NASA researchers have wrapped up a ...Continue Reading

  April 20, 2015 RELEASE 15-069*NASA Wraps Up First Green Aviation Tests on Boeing ecoDemonstrator*  NASA's recent green aviation tests included the Active Flow Control Enhanced Vertical Tail Flight Experiment, for which 31 tiny devices called sweeping jet actuators were installed on the tail of a Boeing 757 ecoDemonstrator aircraft to determine what -- if any -- impact the devices had on the aerodynamics of the tail. */Credits: NASA/Boeing/* NASA researchers have wrapped up a ...Continue Reading

The following sections have been updated in the past 7 days. ------------------------------------------------------------------------ -- FIRES (1 updated events, 1 new images) -- FIRES IN SOUTHERN SIBERIA Many seasonal spring fires have escaped control in southern Siberia. * http://earthobservatory.nasa.gov/NaturalHazards/view.php?id=85707&src=nha *** Image from Apr 14, 2015 (Posted on Apr 15, 2015 4:32 PM) -- SEVERE STORMS (1 updated events, 1 new images) -- TORNADO IN NORTHERN ILLINOIS An EF-4 tornado touched do ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2176 Issue Time: 2015 Apr 20 1143 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2175 Begin Time: 2015 Apr 16 1330 UTC Yesterday Maximum 2MeV Flux: 6551 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Sub ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #15-16 2015 April 19 at 7:00 p.m. MDT (2015 April 20 0100 UTC) **** SPACE WEATHER OUTLOOK **** Summary For April 13-19 Geomagnetic storms reaching G1 (minor) were observed on 15-16 April while G2 (moderate) storms were observed on 16 April. These storms were the result of a negative polarity coronal hole high speed stream (CH HSS). Outlook For April 20-26 Geomagnetic st ...Continue Reading