Active galaxies as standard candles: Is dust the culprit behind discrepancies?
When did the universe start? When and how did the first stars and galaxies form? What is the fate of the universe?
When did the universe start? When and how did the first stars and galaxies form? What is the fate of the universe?
With new generation radioactive-ion beam facilities, previously challenging experiments can be conducted for discovering new isotopes and for revealing physics related to the exotic nuclei far from the β-stability valley, ...
General Physics
Feb 6, 2024
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By analyzing the data from the Neutron star Interior Composition Explorer (NICER), astronomers from the Physical Research Laboratory (PRL) in Ahmedabad, India and elsewhere, have performed a detailed X-ray timing and spectral ...
Within almost every galaxy there is a supermassive black hole. This by itself implies some kind of formative connection between the two. We have also observed how gas and dust within a galaxy can drive the growth of galactic ...
Astronomy
Feb 1, 2024
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The German eROSITA consortium has released the data for its share of the first all-sky survey by the soft X-ray imaging telescope flying aboard the Spectrum-RG (SRG) satellite. With about 900,000 distinct sources, the first ...
Astronomy
Jan 31, 2024
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The α particle, also known as helium-4, consists of two protons and two neutrons. Although it is one of the most extensively studied atomic nuclei, the precise nature of its excited states remains unclear.
General Physics
Jan 31, 2024
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The nearby lenticular galaxy NGC 5252 hosts extremely extended cones of ionized material. Recent observations conducted by an international team of astronomers have inspected these remarkable structures, providing important ...
Perched atop a high plateau in Chile's Atacama Desert, a long-awaited observatory is beginning to take shape: the largest suite of ground-based telescopes devoted to studying the oldest light in the universe: radiation left ...
Astronomy
Jan 24, 2024
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This new NASA Hubble Space Telescope image shows a group of interacting galaxies known as LEDA 60847.
Astronomy
Jan 24, 2024
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By analyzing the data from various space telescopes, astronomers have performed a detailed study of an ultraluminous X-ray source known as NGC 2403 XMM4. Results of the study, published January 5 in the Monthly Notices of ...