The first images from Solar Orbiter, a new Sun-observing mission by ESA and NASA, have…
Browsing: Sun
The Sun is the star at the center of our solar system and the primary source of energy for life on Earth. Composed mainly of hydrogen and helium, it generates energy through nuclear fusion, producing light and heat that drive Earth’s climate, weather, and photosynthesis. Studied in fields like astrophysics, heliophysics, and space science, the Sun influences everything from satellite operations to geomagnetic storms. Researchers closely monitor solar activity—such as sunspots, solar flares, and coronal mass ejections—to better understand space weather and its effects on Earth. As a dynamic and powerful celestial body, the Sun remains a key focus in the study of stellar physics and planetary habitability.
The first images from ESA/NASA’s Solar Orbiter are now available to the public, including the…
The meridional flow in the Sun’s convection zone forms one gigantic cell in each hemisphere.…
ESA’s Solar Orbiter has successfully completed four months of painstaking technical verification, known as commissioning.…
Moving at eight kilometers (five miles) per second, the International Space Station (ISS) circles our…
As of June 2020, NASA’s Solar Dynamics Observatory – SDO – has now been watching…
Scientists at Skolkovo Institute of Science and Technology (skoltech), together with colleagues from the Karl-Franzens…
ESA’s Sun-exploring mission Solar Orbiter has made its first close approach to the star on…
Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) have been hard at work…
200 years of sunspot observations used by University of Warwick researchers to create ‘sun clock’…
Speed as important as size in predicting potentially damaging impacts of coronal mass ejections. Space…
With the development of science and technology, human activity was and is expanding from land,…
On May 29, 2020, a family of sunspots — dark spots that freckle the face…
New analysis published April 29, 2020, in the Astrophysical Journal Letters provides a possible explanation…
An analysis of 369 solar-like stars shows that solar brightness variations are extremely weak. The…
When a fire extinguisher is opened, the compressed carbon dioxide forms ice crystals around the…
New images from a NASA sounding rocket provide the highest-resolution views ever captured of the…
An array of six spacecraft, each about the size of a toaster oven, will help…