New study ties solar variability to the onset of decadal La Nina events

The paper does not delve into what physical connection between the Sun and Earth could be responsible for the correlation, but the authors note that there are several possibilities that…

No Mention Of CO2: New Study Shows African Climate Variability Strongly Linked To Natural Cycles

A new study analyzes patterns of natural rainfall variability and can provide crucial assistance to African countries in seasonal rainfall forecasting for agriculture and protection against droughts & heavy rains.

Observations Around Solar System With Parker Solar Probe’s 7th Solar Encounter

During Parker Solar Probe’s seventh swing by the Sun, culminating in its closest solar approach, or perihelion, on Jan. 17, 2021, celestial geometry posed a special opportunity. The configuration of…

NASA Missions Make Unprecedented Map of Sun’s Magnetic Field

A major goal of heliophysics – the science of the Sun’s influence on space, including planetary atmospheres – is to predict space weather, which often begins on the Sun but…

Exploring the Solar Wind With A New View of Small Sun Structures

Scientists have combined NASA data and cutting-edge image processing to gain new insight into the solar structures that create the Sun’s flow of high-speed solar wind, detailed in new research…

Secrets Behind Sunquakes Could Lurk Beneath the Solar Surface

A secret behind the workings of sunquakes – seismic activity on the Sun during solar flares – might be hidden beneath the solar surface.

Huge sunspot may launch solar flares toward Earth in the next two weeks

One of the biggest sunspots in years is emerging on the sun today. Hours ago it produced a C-class solar flare and a minor radio blackout over the Indian Ocean.…

The role of the Sun in the spread of viral respiratory diseases

Why do most viral epidemics spread cyclically in autumn and winter in the globe’s temperate regions? According to an interdisciplinary team of researchers of the Italian National Institute for Astrophysics,…

A new look at sunspots

NASA’s extensive fleet of spacecraft allows scientists to study the Sun extremely close-up – one of the agency’s spacecraft is even on its way to fly through the Sun’s outer…

The dimmest state of the Sun: TSI and Global warming

This new paper raises some questions about the role of total solar irradiance (TSI) and global warming. OTOH hand its all computer modeling, so take it with a grain of…

New prediction of Solar Cycle 25

Prediction of Solar Cycle 25 Leif Svalgaard1* 1W.W. Hansen Experimental Physics Laboratory, Stanford University Cypress Hall, C3, 466 Via Ortega, Stanford, CA 94305-4085 *Corresponding author: Leif Svalgaard (leif@leif.org) ABSTRACT Prediction…

New Solar Orbiter data reveals the sun at its quietest

Three of the Solar Orbiter spacecraft’s instruments, including Imperial’s magnetometer, have released their first data. The European Space Agency’s Solar Orbiter spacecraft launched in February 2020 on its mission to study to…

A New Cold Record set at International Falls: Should we be surprised?

News has come from the Duluth office of the National Weather Service that both International Falls & Hibbing broke their records for low temperatures on the morning of September 17.…

Solar Cycle 25 has officially begun

Solar Cycle 25 is officially underway. NASA and NOAA made the announcement during a media teleconference earlier today. According to an international panel of experts, sunspot counts hit rock bottom…

The Carrington Event: September 1st, 1859

In fact, it was this same time of year back in 1859 when a super solar storm – now known as the “Carrington Event” – took place during another weak…

Solar Plasma Temperature is plunging – should we worry?

The solar plasma temperature has plunged to a new low for the instrument record. Coincidentally or not, the temperature of the southern hemisphere has also plunged over the last couple…

NASA sun data helps new model predict big solar flares

Using data from NASA’s Solar Dynamics Observatory, or SDO, scientists have developed a new model that successfully predicted seven of the Sun’s biggest flares from the last solar cycle, out…

Squeezing The Sponge

Over in the Tweetosphere, where I’m @WEschenbach, I read that we’re in for rainy times: The atmosphere cools and shrinks when the Sun gets sleepy. Rain is wrung out of…

New ‘Sun clock’ reveals that solar activity turns off and on with surprising precision

NCAR & UCAR News Clock paints picture of a more orderly, predictable Sun Jun 10, 2020 – by Laura Snider Solar scientists have taken a mathematical technique used by Earth…

On 99 year anniversary of huge disruptive solar storm, we are about to enter the deepest period of solar “recession” ever recorded

By Dr. Tony Phillips 99 years ago this week, people around the world woke up to some unusual headlines. “Telegraph Service Prostrated, Comet Not to Blame” — declared the Los…

Solar Cycle 25 Has Started

Guest post by David Archibald The heliospheric current sheet has flattened meaning that Solar Cycle 24 is over and we are now in Solar Cycle 25. Figure 1: Heliospheric current…

IPCC Politics and Solar Variability

By Andy May This post is about an important new paper by Nicola Scafetta, Richard Willson, Jae Lee and Dong Wu (Scafetta, Willson and Lee, et al. 2019) on the…

Solar energy tracker powers down after 17 years

NASA/Goddard Space Flight Center After nearly two decades, the Sun has set for NASA’s SOlar Radiation and Climate Experiment (SORCE), a mission that continued and advanced the agency’s 40-year record…

How ESA-NASA’s Solar Orbiter Beats the Heat

From NASA Feb. 4, 2020 When Solar Orbiter launches on its journey to the Sun, there’s one key piece of engineering making this ESA-NASA mission possible: the heat shield. Seeking…