By analyzing the historical light curve of blazar PKS 0405-385 from NASA's Fermi spacecraft, Chinese astronomers have detected quasi-periodic oscillation from this source. The discovery, presented in a paper published May ...
Gravitational lensing provides an opportunity to see supernovae and other transients much farther than we normally can. A new research proposal outlines a plan to use a comprehensive catalog of strong gravitational lenses ...
Astronomy
May 10, 2022
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Combining artificial intelligence with many keen human eyes, astronomers have found 1,701 new asteroid trails in archival data from the NASA/ESA Hubble Space Telescope, consisting of more than 37,000 images that span two ...
Astronomy
May 6, 2022
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The secrets hiding in the vast expanse of outer space have intrigued humankind for ages. The invention of the optical telescope during the 17th century allowed humans to see stars appearing as mere twinkling dots in the night ...
Space Exploration
Apr 25, 2022
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Using India's AstroSat spacecraft, astronomers have inspected ultraviolet (UV) bright sources in a globular cluster known as NGC 4590 and identified more than 1,400 stellar objects presenting various evolutionary status. ...
The subject of this image is a group of three galaxies, collectively known as NGC 7764A. They were imaged by the NASA/ESA Hubble Space Telescope, using both its Advanced Camera for Surveys and Wide Field Camera 3. The two ...
Astronomy
Jan 29, 2022
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Brown dwarfs are astronomical objects with masses between those of planets and stars. The question of where exactly the limits of their mass lie remains a matter of debate, especially since their constitution is very similar ...
Astronomy
Aug 27, 2021
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The center of this image from the NASA/ESA Hubble Space Telescope is framed by the tell-tale arcs that result from strong gravitational lensing, a striking astronomical phenomenon which can warp, magnify, or even duplicate ...
Astronomy
Jul 24, 2021
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Magnetars are bizarre objects—massive, spinning neutron stars with magnetic fields among the most powerful known, capable of shooting off brief bursts of radio waves so bright they're visible across the universe.
Astronomy
Jul 13, 2021
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Astronomers Pedro Bernardinelli and Gary Bernstein discovered a space object recently that has an orbit around the sun and also stretches into the Oort cloud—they have named it 2014 UN271. The researchers made the discovery ...
