Astronomers Discover a Star Born from the Same Cloud of Gas and Dust as Our Sun
Astronomers have identified the first star almost certainly born from the same cloud of gas and dust as our star. Dubbed HD 162826, the star…
Sun
New Technique Provides Near Real-Time Mapping of the Sun’s Interior
Using data from NASA’s Solar Dynamics Observatory, researchers have developed a new technique that opens the door for near real-time mapping of the sun’s roiling…
NASA’s SDO Reveals Images of X4.9-Class Solar Flare
NASA’s Solar Dynamics Observatory viewed a significant solar flare, classified as a X4.9-class flare, on February 24, 2014. The sun emitted a significant solar flare,…
NASA’s Solar Dynamics Observatory Views Two New Solar Flares
NASA’s Solar Dynamics Observatory spots two new solar flares. The sun ushered out 2013 and welcomed 2014 with two mid-level flares on December 31, 2013…
NASA’s IRIS Provides Unprecedented Images of Sun
New data from NASA’s Interface Region Imaging Spectrometer is making it possible to study the explosive phenomena in the region located between the surface of…
Sunrise Observatory Provides the First High-Resolution Images of the Chromosphere
Sunrise observatory provides the first high-resolution images of the chromosphere in ultraviolet light. Three months after the flight of the balloon-borne solar observatory Sunrise, scientists…
Scientists Overturn Previous Notions of How the Sun’s Writhing Insides Move
Using data from HMI, scientists compared the helioseismology results measured at four different heights within the sun’s surface, finding the long-sought equatorward flow inside the…
NASA Data Suggests the Sun’s Magnetic Field is about to Flip
According to data from NASA-supported observatories, the sun’s vast magnetic field is about to flip. Watch this new four minute ScienceCast video to learn more…
IRIS Reveals First Glimpse of Sun’s Mysterious Atmosphere
NASA’s Interface Region Imaging Spectrograph (IRIS) took its first images of the Sun, revealing the mysterious lowest layers of the sun’s atmosphere. The moment when…
New Theoretical Models Could Aid in the Hunt for Habitable Planets
A recently published study details new theoretical models that reveal how an outburst event in the Sun’s early years could help in the hunt for…
SOHO Views Large Coronal Hole Near the Sun’s North Pole
The Solar and Heliospheric Observatory captured an image of a coronal hole hovering over the sun’s north pole. The European Space Agency/NASA Solar and Heliospheric…
NASA Spacecraft Observe Magnetic Reconnection in Action
By combining data from NASA’s Solar Dynamics Observatory and the Reuven Ramaty High Energy Solar Spectroscopic Imager, scientists were able to create a comprehensive view…
Sun’s Magnetic Field Weaker Than a Normal Fridge Magnet
Using data from NASA’s Solar Dynamics Observatory and the Hinode spacecraft, researchers reveal that the Sun’s atmosphere has a magnetic field about ten times weaker…
Sun’s Loops are Tapered, Wider at the Top and Narrower at the Ends
New research presented at the meeting of the American Astronomical Society Solar Physics Division suggests that coronal loops of the Sun are tapered, being wider…
Rocket-Launched Hi-C Camera Captures Detailed Images of the Solar Corona
A team of scientists used a sounding rocket to launch NASA’s High Resolution Coronal Imager, capturing images of the solar corona five times sharper than…
New Observations Help Astronomers Learn How Young Stars Accrete Material and Grow
New observations of our Sun, combined with computer modeling, have helped astronomers resolve a decade-long argument over how to measure the accretion rates of growing…
TW Hydrae Provides Insight About the Birth of Our Sun
By studying TW Hydrae, researchers are getting a glimpse of what happened to our Sun some four and a half billion years ago. Indianapolis, IN…
Model of Sun’s Magnetic Field Revealed
New research from the University of Leeds and University of Chicago reveals a model of Sun’s magnetic field. Sparked by a medium-sized (C-class) flare, a…
