This Ultrafast Wind? Magnetic Reconnection Near A Black Hole The most likely engine behind this outflow involves magnetic fields. The gas swirling around the black hole carries tangled magnetic field lines. Under the right conditions these lines can...

collisions between molecules, the plasma around planets is so thin that particles rarely touch. Instead, electromagnetic fields and plasma waves act as the primary engines for heating and energy conversion. While Earth’s own bow shock has been...

conditions without pre-existing pressure bumps or rings. In reality, magnetic winds can interact dynamically with the magnetic field itself to generate localized pressure maxima where dust piles up naturally. Future work by the team aims to incorporate...

matter in the universe’s most extreme environments. By reformulating gravitational equations to mirror the behavior of magnetic fields, researchers have identified a phenomenon they term “gravitational reconnection.” The study, published in Physical...

and perfectly timed solar activity. Because these plasma loops are highly transient and prone to rapid deformation as magnetic fields flux, securing a detailed shot is a significant challenge even for experienced observers. Such imagery serves as a...

Mercury’s iron core, mysterious dark crust, and ancient magnetic field hold secrets that scientists may only unlock by landing on its surface. Mercury remains a planetary enigma, defined by a disproportionately massive iron core, a shrinking exterior,...

within the rings. Current theories link the appearance of these features to a complex interplay among Saturn’s magnetic field, solar illumination, and minuscule charged dust grains embedded in the rings. Their visibility fluctuates over time, demanding...

suggest hunting dark matter decay into unseen gravitons, a mechanism that may generate gamma‑ray signals via cosmic magnetic fields. Only a small fraction of the Universe’s matter can be seen directly. Roughly fifteen percent consists of ordinary...

spatial resolution. The solar poles are defined by complex magnetic environments known as polar coronal holes, where magnetic field lines extend into the vacuum of space. These regions serve as the launchpads for the solar wind, the stream of charged...

study, appearing in The Astrophysical Journal, adds a dusty twist to a field that has traditionally focused on plasma, magnetic fields and wave dynamics. A Hidden Contributor to Coronal Heating Emerges For years, researchers have attributed the Sun’s...

MIT researchers have developed a magnetic device that generates linked microwave signals at room temperature, potentially transforming secure communication. Researchers at MIT have engineered a compact electronic platform capable of generating highly...

across the northern United States are on alert as a high-speed stream of solar wind prepares to impact Earth’s magnetic field. According to projections from NOAA’s Space Weather Prediction Center, the solar event is slated to arrive between Wednesday...

these wind streams are characterized by their longevity. Because this solar wind is expected to buffet the Earth’s magnetic field over several days, observers in the northern United States may have multiple windows of opportunity to witness the aurora...

Forecasting Through a Solar “Switch‑Off” Indicator The Sun follows an approximately 11‑year rhythm driven by its magnetic field, with sunspot counts rising and falling as the cycle progresses. Sunspots mark regions that can unleash solar flares and...

power of roughly 58.9 undecillion erg s⁻¹, placing it among the most energetic members of its class. Its surface dipole magnetic field is estimated at about 12.6 billion gauss, further emphasizing its atypical nature. These extreme characteristics...

A joint European-Chinese spacecraft has begun science operations, capturing the northern auroral ring and a dramatic substorm from orbit. A collaborative mission between Europe and China has captured a rare, comprehensive view of the northern lights...

solar activity. Traveling at several thousand kilometres per second, these eruptions are expected to encounter Earth’s magnetic field between July 3 and July 4, potentially energising the planet’s upper atmosphere. When the solar plasma interacts...

elements could generate chemical buoyancy, a driving force that feeds the geodynamo responsible for sustaining Earth’s magnetic field. The study links temperature variations more closely than pressure to the stability of different hydrogen phases within...

way astronomers measure chromospheric activity. The chromosphere is a layer in a star’s atmosphere, and it is heated by magnetic field lines. When a star is experiencing intense magnetic activity, its chromosphere glows with excess radiation at the Hα...

geomagnetic storm occurred on that exact evening. Magnetograms from the period recorded a rapid shift in the horizontal magnetic field of approximately 310 nT, with a rate of change reaching 15 nT per minute. Furthermore, the researchers found...