Tag: variability

Space

Research investigates variability of the blazar Mrk 421

Research investigates variability of the blazar Mrk 421 Astronomers from Switzerland and Germany have performed multiwavelength observations of a high-synchrotron-peaked

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bizsiziz 2 February 2021

Space

Blazar variability

Blazar variability Active galactic nuclei (AGN) are supermassive black holes at the centers of galaxies that are accreting material. These

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bizsiziz 31 December 2019

Space

Special star is a Rosetta Stone for understanding the sun’s variability and climate effect

Special star is a Rosetta Stone for understanding the sun’s variability and climate effect The spots on the surface on

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bizsiziz 8 January 2018