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Rare “superflares” could one day threaten Earth

June 11, 2019

New research shows that such eruptions can occur on stars as old and as inactive as our Sun.…
Solar storm triggered a Vietnam War mystery in 1972

November 13, 2018

On Aug. 4, 1972, U.S. military pilots flying south of Haiphong harbor in North Vietnam saw something unexpected:…
Powerful Flare from Star Proxima Centauri Detected with ALMA

February 27, 2018

Puts habitability of nearby system into question Space weather emitted by Proxima Centauri, the star closest to our…
Stellar magnetism: What’s behind the most brilliant lights in the sky?

February 2, 2018

Space physicists at University of Wisconsin–Madison have just released unprecedented detail on a bizarre phenomenon that powers the…
Active Region on Sun Continues to Emits Solar Flares

September 9, 2017

The sun emitted one mid-level solar flare on Sept. 8, 2017. The flare peaked at 3:49 a.m. EDT.…
Tracking a solar eruption through the Solar System

August 16, 2017

15 August 2017 Ten spacecraft, from ESA’s Venus Express to NASA’s Voyager-2, felt the effect of a solar…
NASA Watches the Sun Put a Stop to Its Own Eruption

August 13, 2017

On Sept. 30, 2014, multiple NASA observatories watched what appeared to be the beginnings of a solar eruption.…
Flares May Threaten Planet Habitability Near Red Dwarfs

June 7, 2017

Cool dwarf stars are hot targets for exoplanet hunting right now. The discoveries of planets in the habitable…
Sun’s eruptions might all have same trigger

May 1, 2017

Large and small scale solar eruptions might all be triggered by a single process, according to new research…
NASA’s New Spectrometer to Help Future Crews Cope with Cosmic Radiation

April 5, 2017

One of the main health concerns of living and working in space is the long-term exposure to high…
NASA’s Fermi Sees Gamma Rays from ‘Hidden’ Solar Flares

February 1, 2017

An international science team says NASA’s Fermi Gamma-ray Space Telescope has observed high-energy light from solar eruptions located…
Revolutions in Understanding the Ionosphere, Earth’s Interface to Space

December 15, 2016

Scientists from NASA and three universities have presented new discoveries about the way heat and energy move and…
Hi-C to Show the Sun’s Corona in Sharp Detail

July 20, 2016

The launch of the Hi-C payload on a NASA Black Brant IX suborbital sounding rocket has been postponed. …
Swept Up in the Solar Wind

May 11, 2016

From our vantage point on the ground, the sun seems like a still ball of light, but in…
Two NASA Sounding-Rocket Missions to Explore Coronal Nanoflares and Escaping Atoms

May 6, 2016

Why is the sun’s outermost layer 1,000 times hotter than the visible surface of the sun? What are…
Seeing Double: NASA Missions Measure Solar Flare from 2 Spots in Space

April 20, 2016

Solar flares are intense bursts of light from the sun. They are created when complicated magnetic fields suddenly…
Update: VLA Yields New Insights on Solar Flares

December 9, 2015

Astronomers have made a significant step toward confirming a proposed explanation for how solar flares accelerate charged particles…
VLA Yields New Insights on Solar Flares

December 6, 2015

Astronomers have made a significant step toward confirming a proposed explanation for how solar flares accelerate charged particles…
Snowing in Space?

November 2, 2015

The flurry of what looks like snow in this video is actually a barrage of energetic particles. This…
SDO Sees Mid-level Solar Flare

June 26, 2015

The sun emitted a mid-level solar flare, peaking at 4:16 a.m. EDT on June 25, 2015. NASA’s Solar…
Sun Unleashes Mid-level Flare

June 23, 2015

The sun emitted a mid-level solar flare, peaking at 2:23 p.m. EDT on June 22, 2015. NASA’s Solar…
How Bad Can Solar Storms Get?

May 23, 2015

Our Sun regularly pelts the Earth with all kinds of radiation and charged particles. How bad can these…
Solar Dynamics Observatory Sees ‘Cinco de Mayo’ Solar Flare

May 7, 2015

NASA’s Solar Dynamics Observatory, which watches the sun constantly, captured these images of a significant solar flare –…
Protecting Earth from space weather

March 20, 2015

This week’s spectacular glowing auroras in the night sky further south than usual highlighted the effect that ‘space…
SDO Sees Returning Sunspot Produce Mid-Level Flare

November 18, 2014

The sun emitted a mid-level solar flare, peaking at 12:48 p.m. EST on Nov. 16, 2014. NASA’s Solar…
Spotlighting the sun

October 28, 2014

Astronomers with the National Science Foundation (NSF)-funded National Optical Astronomy Observatory (NOAO) captured pictures not only of Thursday’s…
SDO Observes More Flares Erupting from Giant Sunspot

October 28, 2014

A large active region on the sun erupted with another X-class flare on Oct. 27, 2014 — its…
Solar explosions inside a computer

September 25, 2014

Strong solar flares can bring down communications and power grids on Earth. By demonstrating how these gigantic eruptions…
NASA Releases IRIS Footage of X-class Flare

September 18, 2014

On Sept. 10, 2014, NASA’s newest solar observatory, the Interface Region Imaging Spectrograph, or IRIS, mission joined other…
NASA Captures Images of a Late Summer Flare

August 26, 2014

On Aug. 24, 2014, the sun emitted a mid-level solar flare, peaking at 8:16 a.m. EDT. NASA’s Solar…
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