6777 Search Results for "solar cycle"

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1 Min Read

Strong Flare Erupts From Sun - NASA Science

https://science.nasa.gov/blogs/solar-cycle-25/2025/12/01/strong-flare-erupts-from-sun-6

December 1, 2025 11:35AM. Categories. Goddard Space ... More from Solar Cycle 25. Previous Post · Sun ... Dec 01, 2025. Page Editor: Vanessa Thomas.

5 Min Read

Sunspots and the Solar Max - NASA Science

https://science.nasa.gov/earth/earth-observatory/sunspots-and-the-solar-max

... sun and can be as large as 80, 000 km in diameter. Detailed image of a sunspot. NASA Marshall Space Flight Center. Sunspots are magnetic regions on the sun ...

5 Min Read

Studying the Sun - NASA

https://www.nasa.gov/missions/station/iss-research/studying-the-sun

Solar activity rises and falls over roughly 11-year cycles. The current Solar Cycle 25 began in December 2019, and scientists predicted a peak in solar activity ... June 20, 2024

5 Min Read

Solar Cycle 25 Is Here. NASA, NOAA Scientists Explain What That Means

https://www.nasa.gov/news-release/solar-cycle-25-is-here-nasa-noaa-scientists-explain-what-that-means

Solar Cycle 25 has begun. During a media event on Tuesday, experts from NASA and the National Oceanic and Atmospheric Administration (NOAA) discussed their. September 15, 2020

1 Min Read

Life Cycles of Sun-like and Massive Stars - NASA Science

https://science.nasa.gov/asset/webb/life-cycles-of-sun-like-and-massive-stars

A star's life is a constant struggle against the force of gravity. Gravity constantly works to try and cause the star to collapse. The star's core, however, ... July 31, 2025

4 Min Read

What is a Solar Flare?

https://science.nasa.gov/solar-system/what-is-a-solar-flare

C-class and smaller flares are too weak to noticeably affect Earth. M-class flares can cause brief radio blackouts at the poles and minor radiation storms that ... June 29, 2022

1 Min Read

Strong Flare Erupts From Sun - NASA Science

https://science.nasa.gov/blogs/solar-cycle-25/2026/01/20/strong-flare-erupts-from-sun-8

Picture-in-Picture Fullscreen. This is a modal ... Done. Close Modal Dialog. End of dialog window ... January 20, 2026 10:45AM. Categories. Heliophysics ...

1 Min Read

Sun Releases Strong Solar Flare - NASA Science

https://science.nasa.gov/blogs/solar-cycle-25/2025/05/13/sun-releases-strong-solar-flare-21

The Sun emitted a strong solar flare, peaking at 11:38 a.m. ET on May 13, 2025. NASA's Solar Dynamics Observatory, which watches the Sun. April 24, 2025

4 Min Read

NASA Analysis Shows Sun’s Activity Ramping Up

https://www.nasa.gov/science-research/heliophysics/nasa-analysis-shows-suns-activity-ramping-up

The Sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of 11 years, but there are longer ... September 15, 2025

6 Min Read

NASA, NOAA: Sun Reaches Maximum Phase in 11-Year Solar Cycle

https://science.nasa.gov/science-research/heliophysics/nasa-noaa-sun-reaches-maximum-phase-in-11-year-solar-cycle

5 days ago. Highlights. NASA's Perseverance, Curiosity Panoramas Capture Two Sides of Mars ... Images from NASA's Solar Dynamics Observatory highlight the ... October 3, 2018

5 Min Read

How Does the Sun Behave? (Grades 5-8) - NASA

https://www.nasa.gov/learning-resources/for-kids-and-students/how-does-the-sun-behave-grades-5-8

The Sun goes through a pattern of magnetic activity known as the solar cycle. During each cycle, the Sun experiences a very active period called “solar maximum” ... December 18, 2024

3 Min Read

How Does the Sun Behave? (Grades K-4) - NASA

https://www.nasa.gov/learning-resources/for-kids-and-students/how-does-the-sun-behave-grades-k-4

One solar cycle lasts about 11 years. Scientists call the time when the Sun is active “solar maximum.” During this time, we see darker, cooler spots on the ... February 3, 2025

7 Min Read

Solar Energy Tracker Powers Down After 17 Years - NASA

https://www.nasa.gov/missions/sorce/solar-energy-tracker-powers-down-after-17-years

... Sun when there were no sunspots in 2019, and for comparing this to SORCE observations of the previous solar cycle minimum in 2008. TSIS-2 is scheduled to ... March 20, 2020

18 Min Read

Summary of the 2023 Sun – Climate Symposium - NASA Science

https://science.nasa.gov/science-research/earth-science/summary-of-the-2023-sun-climate-symposium

... 2023 issue of The Earth Observer [Volume 35, Issue 1, pp. 18–27]). The 2023 ... The presenters all agreed that SC-25 maximum may not have been reached yet ... July 10, 2023

Is the Sun causing global warming? - NASA Science

https://science.nasa.gov/climate-change/faq/is-the-sun-causing-global-warming

The amount of solar energy Earth receives has followed the Sun's natural 11-year cycle of small ups and downs with no net increase since the 1950s. Over the ...

5 Min Read

How NASA Tracked the Most Intense Solar Storm in Decades

https://science.nasa.gov/science-research/heliophysics/how-nasa-tracked-the-most-intense-solar-storm-in-decades

NASA's Solar Dynamics Observatory captured these images of the solar flare on May 14, 2024 — as seen in the bright flash on the right side. July 7, 2009

Future Solar Activity Estimates for Use in Prediction of Space Environmental Effects on Spacecraft Orbital Lifetime and Performance

https://www.nasa.gov/sites/default/files/atoms/files/dec2005rpt.pdf

Table. 2 (page 8) presents 13-month Zurich smoothed values for Cycle 22 and 23 of the observed 10.7 cm solar radio flux, sunspot number, and planetary ...

Real World: Satellites and Solar Eruptions - NASA Science

https://science.nasa.gov/eclips/videos/satellites-and-solar-eruptions

NASA STEREO - Solar TErrestrial Relations Observatory · NASA STEREO Science Center · NASA Space Place Sun · NASA Space Place What Is the Solar Cycle?

1 Min Read

Coronal Holes and Fast Solar Wind

https://science.nasa.gov/blogs/solar-cycle-25/2020/08/07/coronal-holes-and-fast-solar-wind

... solar wind speed shown here. Coronal holes appear throughout the Sun's approximately-11-year solar cycle, but can last for much longer periods of time ...

NASA Heliophysics

https://science.nasa.gov/heliophysics

This extensive, dynamic solar atmosphere surrounds the Sun, Earth, the ... Solar activity follows a roughly 11-year cycle. This composite image shows ...

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Strong Flare Erupts From Sun - NASA Science

Sunspots and the Solar Max - NASA Science

Studying the Sun - NASA

Solar Cycle 25 Is Here. NASA, NOAA Scientists Explain What That Means

Life Cycles of Sun-like and Massive Stars - NASA Science

What is a Solar Flare?

Strong Flare Erupts From Sun - NASA Science

Sun Releases Strong Solar Flare - NASA Science

NASA Analysis Shows Sun’s Activity Ramping Up

NASA, NOAA: Sun Reaches Maximum Phase in 11-Year Solar Cycle

How Does the Sun Behave? (Grades 5-8) - NASA

How Does the Sun Behave? (Grades K-4) - NASA

Solar Energy Tracker Powers Down After 17 Years - NASA