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1 day ago · Sun. The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, [18] [19] heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
May 26, 2024 · Sun, star around which Earth and the other components of the solar system revolve. It is the dominant body of the system, constituting more than 99 percent of its entire mass. The Sun is the source of an enormous amount of energy, a portion of which provides Earth with the light and heat necessary to support life.
May 22, 2024 · The group’s calculations showed that magnetic fields can be generated about 20,000 miles (32,100 kilometers) below the sun’s surface — far closer to the surface than had previously been ...
May 22, 2024 · CAPE CANAVERAL, Fla. (AP) — New research indicates the sun’s magnetic field originates much closer to the surface than previously thought, a finding that could help predict periods of extreme solar storms like the ones that slammed Earth earlier this month.
5 days ago · Solar Orbiter observes an active region on the Sun. The Sun seen by Solar Orbiter on 3 March 2022, during the spacecraft's first close approach to the Sun. This view was part of an important piece of research that opens up a new way for solar physicists to study the source regions of the solar wind. The main, largest image was taken with the ...
5 days ago · May 28, 2024. Article. Mission engineers were confident NASA’s OSIRIS-APEX (Origins, Spectral Interpretation, Resource Identification – Apophis Explorer) spacecraft could weather its closest ever pass of the Sun on Jan. 2, 2024. Their models had predicted that, despite traveling 25 million miles closer to the heat of the Sun than it was ...
3 days ago · An 11-year-old boy who suffered a heatstroke on April 30 after his teacher forced him to stand in the sun for almost three hours has been left disabled. His mother, Ms A.D. Mogahana Selvi, 35 ...
