solar flare

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solar flare and shock wave in Sun's atmosphere

Learn how solar flares can affect satellites, rockets, telecommunications systems and activity on the surface of the Earth

The Sun, photographed by astronauts on NASA's Skylab 4 mission (Nov. 16, 1973–Feb. 8, 1974). This image shows a spectacular solar flare, with a base more than 591,000 km (367,000 miles) across.

Earth's magnetosphere

Study a solar flare in different wavelengths of light as observed by the Atmospheric Imaging Assembly, April 8, 2010

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Planet Earth and lunar moon from space

Where Did the Moon Come From?

solar eclipse, sun, moon, astronomy, space

How Do You Tell the Difference Between Total, Annular, Solar, and Lunar Eclipses?

Arrangement of the phases of the moon in total eclipse with Blood Moon

9 Celestial Omens

Solar system illustration. (planets; sun)

Why Are Planets Round?

1 July 2002: The Solar and Heliospheric Observatory (SOHO) satellite reveals a massive solar eruption more than 30 times the Earth's diameter. The eruption formed when a loop of a magnetic field over the surface of the Sun trapped hot gas.

6 Questions About the Sun Answered

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Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Candles Burning On Table In Church

What Is the Most Widely Practiced Religion in the World?

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

Statue of Nostradamus

Nostradamus and His Prophecies

All Saints Day. All Souls Day. Candles in cemetery in Poland on All Saints Day, November 1. All Souls Day, November 2. Christian church, All Hallows, Solemnity of All Saints, Feast of All Saints, purgatory, Roman Catholic church

7 Unique Burial Rituals Across the World

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

Flags of the countries of the world (flagpoles).

How Many Countries Are There in the World?

solar flare: Related Content

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News •

Aditya-L1 Catches a Massive X6.3 Solar Flare in Unprecedented Detail • Apr. 27, 2025, 5:01 PM ET (SciTechDaily)

Sun news: An enormous coronal hole becomes geoeffective • Apr. 18, 2025, 5:33 AM ET (EarthSky)

Photos and Videos

The Sun, photographed by astronauts on NASA's Skylab 4 mission (Nov. 16, 1973–Feb. 8, 1974). This image shows a spectacular solar flare, with a base more than 591,000 km (367,000 miles) across.

Earth's magnetosphere

solar flare and shock wave in Sun's atmosphere

Learn how solar flares can affect satellites, rockets, telecommunications systems and activity on the surface of the Earth

Study a solar flare in different wavelengths of light as observed by the Atmospheric Imaging Assembly, April 8, 2010

See All Videos and Images →

Topics

solar maximum solar activity solar cycle sunspot solar prominence facula

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Sun: Flares

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Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

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