31 results for "sunspots"

A solar storm this week may bring the northern lights to parts of the northern U.S., offering a rare chance for skywatchers to witness the aurora borealis. The National Oceanic…

Scientists have uncovered evidence of ancient solar superstorms that could have devastating effects on modern technology. By analyzing tree rings, researchers detected spikes in radiocarbon levels from past solar events,…

As we approach the September equinox, experts are forecasting an increased likelihood of vibrant auroras due to the Russell-McPherron effect. This phenomenon, first described by Christopher Russell and Robert McPherron...

Sunspot activity on the Sun has reached its highest level in 23 years, with an average of 215.5 sunspots per day recorded in August 2024, according to Live Science. This...

For the first time, scientists have captured high-resolution images of Polaris, the North Star, revealing unexpected surface features. The images, obtained using the CHARA Array at Mount Wilson, California, show...

In an extraordinary event, a massive solar storm that erupted in April 2023 temporarily disrupted Earth's magnetosphere, opening up a rare, two-hour magnetic highway between the Sun and Earth. This...

This weekend, skywatchers in parts of the United States and Canada are in for a rare and breathtaking treat as the Northern Lights, or Aurora Borealis, are expected to make...

On August 5, 2024, NASA’s Solar Dynamics Observatory (SDO) observed two significant solar flares. These twin X-class flares, the most intense type of solar flare, erupted from the Sun, providing...

Astronomers have discovered that the star V889 Herculis exhibits a unique rotational profile that challenges established theories of stellar dynamics. This groundbreaking discovery was made by a team of researchers...

The aurora borealis, or Northern Lights, offers a mesmerizing display of vibrant colors dancing across the night sky, typically visible in high-latitude regions. This evening presents a unique opportunity for...

The sun, our dynamic and life-sustaining star, is showing early signs of transitioning to its next solar cycle, despite being only halfway through its current one. This surprising development has...

A particularly long-lived and violent sunspot cluster, designated AR 3723, has rotated back into view for the third time, promptly firing off an M9.3 solar flare. This cluster, which has...

NASA is set to launch the GOES-U satellite, the latest addition to the Geostationary Operational Environmental Satellite (GOES) series, which will enhance weather monitoring for Earth and space. Scheduled for...

Solar flares are sudden, intense bursts of radiation emanating from the sun's atmosphere. These powerful explosions are caused by the release of magnetic energy stored in the sun's atmosphere, often...

Forecasters are closely monitoring a significant sunspot, designated as region #3697, which recently caused an extraordinary display of the northern lights across all 50 states. Following this spectacular event, the...

The European Space Agency (ESA) has contracted Airbus Defence and Space to develop the Vigil satellite, a pioneering mission aimed at improving space weather forecasting. With a budget of €340...

A significant rise in northern lights sightings is anticipated as the sun approaches its solar maximum, an 11-year peak in solar activity. This increase in geomagnetic storms, caused by coronal...

NASA's Hubble Space Telescope has captured an awe-inspiring image of a triple-star system located approximately 550 light-years away in the constellation Taurus. This spectacular sight, which includes the stars HP...

Solar storms, commonly known as solar flares, are regular phenomena for a fiery gas star like our Sun. These powerful events are not only stunning displays in our sky but...

A major G4 geomagnetic storm may form on Friday, prompting NOAA authorities to issue a storm watch for the first time in nearly 20 years. The alert comes after several...

In a display of cosmic fireworks, the gargantuan sunspot AR3664 has emitted an X3.98-class solar flare, its most powerful burst to date. This event, which occurred in the early hours...

In a striking astronomical event, a super group of sunspots named AR3638-50 emerged on April 25th and 26th, marking an intense period of solar activity. The consequences of this event...

Today’s stories range from Odd Radio Circles in Space to Why Our Sun Didn’t Have Sunspots for 70 years to NASA Should Send This New Message To Extraterrestrials With An...

Welcome to our new daily feature: today’s news from the Universe that has the capacity to provide clues to the mystery of our existence and adds a much needed cosmic...

Posted on Jun 24, 2020 in Astronomy, Science When the TESS (Transiting Exoplanet Survey Satellite) mission was launched in 2018, NASA predicted that the space telescope would discover thousands of...

Posted on Feb 15, 2020 in Astronomy, Physics Although it’s far enough away to keep Earth safe from radiation when it goes supernova, red supergiant star Betelgeuse is about 700...

Posted on Sep 9, 2019 in Climate Change, Science “We think it could be related to sunspots or cosmic rays, but we’re leaving that as stimulation for future research,” said...

Posted on Jun 12, 2019 in Astronomy, Science Scientists have discovered clues to how the sun might shut off its dynamo and turn itself back on again. The existence of...

Posted on May 28, 2019 in Astronomy, Featured Articles, Science One of the big questions in solar physics is why the sun’s activity follows a regular cycle of 11 years....

Posted on Apr 9, 2019 in Astronomy, Exoplanets, Science “We succeeded in obtaining pretty solid evidence of the existence of a giant exoplanet with a mass almost 13 times that...

Posted on Aug 9, 2016 in Uncategorized On May 23, 1967, the Air Force prepared aircraft for war, thinking the nation’s surveillance radars in polar regions were being jammed by...