Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #21-18 2021 April 18 at 7:30 p.m. MDT (2021 April 19 0130 UTC) **** SPACE WEATHER OUTLOOK **** Summary For April 12-18 G1 (Minor) geomagnetic storm levels were reached on 15 April due to possible effects from a 10 Apr coronal mass ejection. Additional G1 (Minor) geomagnetic storm levels were reached on 16-17 Apr due to influence from a negative polarity, coronal hole high ...Continue Reading

:Product: Solar Region Summary :Issued: 2021 Apr 19 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 109 Issued at 0030Z on 19 Apr 2021 Report compiled from data received at SWO on 18 Apr I. Regions with Sunspots. Locations Valid at 18/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2816 S25E34 263 0050 Cao 07 05 Beta IA. H-alpha Plages without Spots. Locations Valid at 18/ ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3132 Issue Time: 2021 Apr 18 0504 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3131 Begin Time: 2021 Apr 17 1715 UTC Yesterday Maximum 2MeV Flux: 1252 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: 2021 Apr 18 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 108 Issued at 0030Z on 18 Apr 2021 Report compiled from data received at SWO on 17 Apr I. Regions with Sunspots. Locations Valid at 17/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2814 S22W59 009 0010 Bxo 04 04 Beta 2816 S24E46 264 0020 Cao 07 04 Beta IA. H-alpha Pl ...Continue Reading

April 17, 2021 MEDIA ADVISORY M21-046*NASA to Attempt First Controlled Flight on Mars As Soon As Monday* NASA is targeting no earlier than Monday, April 19, for the first flight of its Ingenuity Mars Helicopter at approximately 3:30 a.m. EDT (12:30 a.m. PDT). Data from the first flight will return to Earth a few hours following the autonomous flight. A livestream will begin at 6:15 a.m. EDT (3:15 a.m. PDT), as the helicopter team prepares to receive the data downlink in the Space Flight Operations Facility at N ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3131 Issue Time: 2021 Apr 17 1731 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2021 Apr 17 1715 UTC Station: GOES-16 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 Subscription Service. If you would like to remove a product subscr ...Continue Reading

April 17, 2021 RELEASE 21-040*NASA Astronaut Kate Rubins, Crewmates Return Safely to Earth* screen_shot_2021-04-17_at_1.18.41_am.png NASA astronaut Kate Rubins is seen after being extracted from the Soyuz MS-17 spacecraft that brought her, along with Roscosmos cosmonauts Sergey Ryzhikov and Sergey Kud-Sverchkov, safely back to Earth from the International Space Station Saturday, April 17, 2021. */Credits: NASA TV/* NASA astronaut Kate Rubins, along with Roscosmos cosmonauts Sergey Ryzhikov and Sergey Kud- ...Continue Reading

:Product: Solar Region Summary :Issued: 2021 Apr 17 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 107 Issued at 0030Z on 17 Apr 2021 Report compiled from data received at SWO on 16 Apr I. Regions with Sunspots. Locations Valid at 16/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2814 S22W44 007 0020 Bxo 05 08 Beta 2815 S21W21 344 0010 Bxo 04 03 Beta 2816 S24E59 ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- VOLCANOES (1 updated event, 1 new image) -- ERUPTION AT LA SOUFRIERE Volcanic activity has resumed on the Caribbean island of Saint Vincent. * Tracking La Soufriere's Plume (Image from Apr 10, 2021; Posted Apr 15, 2021) https://earthobservatory.nasa.gov/images/148190/tracking-la-soufrieres-plume/?src=nha --------------------------------------------------------------------- Natu ...Continue Reading

April 16, 2021 RELEASE 21-042*As Artemis Moves Forward, NASA Picks SpaceX Human Lunar Lander* for_press_release.jpg Illustration of SpaceX Starship human lander design that will carry NASA astronauts to the Moon's surface during the Artemis mission. */Credits: SpaceX/* NASA is getting ready to send astronauts to explore more of the Moon as part of the Artemis program, and the agency has selected SpaceX to continue development of the first commercial human lander that will safely carry the next two America ...Continue Reading