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MMS Achieves Major Mission Milestone

06.14.2013
The MMS team completed their first comprehensive performance test. Due to launch in late 2014, MMS will investigate how the sun and Earth’s magnetic fields connect and disconnect.

NASA Spacecraft Detect a Mars-Directed CME

06.12.2013
On June 11, the sun erupted with a coronal mass ejection that may travel pass Mars and may pass by NASA’s STEREO-A spacecraft.

Sun Emits an M5.9 Solar Flare

06.08.2013
The sun emitted a mid-level solar flare which can disturb the atmosphere in the layer where communications signals travel. This disrupts the radio signals for as long as the flare is ongoing.

NASA's SDO Observes Mid-level Solar Flare

05.22.2013
The sun emitted a mid-level solar flare on the morning of May 22, 2013. The flare peaked at 9:38 a.m. EDT and was classified as an M7.

NASA’s BARREL Mission Launches 20 Balloons

05.21.2013
Balloon Array for Radiation-belt Relativistic Electron Losses (BARREL) project launched 20 balloons from Antarctica to study the Van Allen Belts space weather phenomenon.

NASA's IRIS Mission Readies For a New Challenge

05.20.2013
The Interface Region Imaging Spectrograph (IRIS) mission is scheduled to launch in June 2013. IRIS will deepen our understanding of how heat and energy move through the lower atmosphere of the sun.

NASA’s STEREO Detects a CME From the Sun

05.17.2013
On May 17, 2013, the sun erupted with an Earth-directed CME that can reach Earth one to three days later and affect electronic systems in satellites and on the ground.

Activity Continues On the Sun

05.15.2013
Solar activity continued on May 14, 2013, as the sun emitted a fourth X-class (X1.2) flare from its upper left limb, peaking at 9:48 p.m. EDT.

Impacts of Strong Solar Flares

05.13.2013
While we need to protect Earth from the most intense forms of space weather, some people worry that a gigantic flare could hurl enough energy to destroy Earth, but this is not actually possible.

Three X-class Flares in 24 Hours

05.13.2013
The sun emitted a third significant solar flare in under 24 hours, peaking at 9:11 p.m. EDT on May 13, 2013. This flare is classified as an X3.2 flare.

NASA's Many Eyes On the Sun

05.07.2013
Several missions within NASA’s Heliophysics observatory (Soho,Stereo,SDO) captured images of a gigantic eruption on the sun on May 1, 2013. Working together, such missions provide excellent coverage.

Sun Emits Mid-Level Flare

05.03.2013
The sun emitted a mid-level solar flare, peaking at 1:32 pm EDT on May 3, 2013. Solar flares are powerful bursts of radiation.

CMEs Galore

04.26.2013
Coronal mass ejections were popping out from the Sun at a pace of two per day on average (Apr. 18-23, 2013).

The Sun Sends Two CMEs Toward Mercury

04.25.2013
On April 24-25, 2013, the sun erupted with two coronal mass ejections (CMEs) that can affect electronic systems in satellites. Missions Messenger and STEREO-A maybe affected.

NASA Mission to Study What Disrupts Radio Waves

04.25.2013
The EVEX (Equatorial Vortex Experiment) sounding rocket help scientists better understand and predict the electrical storms in Earth's upper atmosphere that can interfere with satellite signals.

NASA's EUNIS Mission: Six Minutes in the Life of the Sun

04.23.2013
The Extreme Ultraviolet Normal-Incidence Spectrograph (EUNIS) experiment was successfully launched at 1:30 p.m. EDT on April 23, 2013. Preliminary data shows that the experiment performed as planned.

Three Years of SDO Images

04.22.2013
Since 2010, NASA’s Solar Dynamics Observatory has had virtually unbroken coverage of the sun's rise toward solar maximum, the peak of solar activity in its regular 11year cycle.

Three CMEs in 2 Days

04.20.2013
The third coronal mass ejection (CME) in two days erupted off the sun in the direction of Mercury on April 21, 2013, at 12:39 p.m. EDT.

NASA's EUNIS Mission: Six Minutes in the Life of the Sun

04.19.2013
The launch of the EUNIS mission, short for Extreme Ultraviolet Normal Incidence Spectrograph, is scheduled for Apr. 23, 2013, from White Sands, N.M.

NASA'S Newest Solar Satellite Arrives at Vandenberg AFB for Launch

04.17.2013
NASA’s Interface Region Imaging Spectrograph (IRIS) satellite arrived at Vandenberg AFB in Ca. on 4/16/13. IRIS help us understanding how heat and energy move through the deepest levels of the corona

Spring Fling: Sun Emits a Mid-Level Flare

04.16.2013
UPDATE: A coronal mass ejection (CME), associated with the April 11 solar flare, hit Earth's magnetic field on April 13, 2013 but the impact was weak so only high latitude aurora were visible.

NASA’s Wind Mission Encounters ‘SLAMS’ Waves

04.16.2013
From 1998 to 2002, NASA's Wind spacecraft traveled through the foreshock region in front of Earth 17 times, providing new information, like short large amplitude magnetic structures (SLAMS).

Celebrating NASA's CINDI on Its Fifth Anniversary

04.15.2013
On April 16, 2008, a suite of NASA instruments was launched into space to study a unique region of Earth’s upper atmosphere: the electrically charged region called the ionosphere.

Spring Fling: Sun Emits a Mid-Level Flare

04.11.2013
The M6.5 flare on the morning of April 11, 2013, was also associated with an Earth-directed coronal mass ejection (CME).

NASA Sounding Rocket Observes the Seeds of Noctilucent Clouds

04.03.2013
The Charge and Mass of Meteoric Smoke Particles (CHAMPS) mission collected data on how much meteor smoke exists, size of the particles, the electrical charge, and if these are noctilucent clouds.

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