Mercury is a most unusual planet. The smallest planet in the solar system, and the closest planet to the sun, it is in a 3:2 spin resonance, slowly turning and experiencing scorching heat up to 430 degrees Celsius, and the ...
Few were in the path of the world's latest total solar eclipse, which swept across Antarctica in the early morning hours of Dec. 4. With or without a crowd, the eclipse took place according to a tale as old as time: The moon ...
Astronomy
Dec 13, 2021
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14
Very distant, active supermassive black holes are the brightest beacons in the universe. Known as quasars, these behemoths are surrounded by equally distant galaxies. In recent decades, researchers have gone on a cosmic treasure ...
Astronomy
Dec 9, 2021
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281
Italian astronomers have performed X-ray observations of the massive galaxy cluster ClG-J104803.7+313843, using ESA's XMM-Newton spacecraft. Results of the observational campaign, presented November 26 on arXiv.org, shed ...
Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international group of astronomers has detected a new, ultra-hot gas giant exoplanet with an extremely short orbital period. The newfound alien world, designated ...
Using the European Southern Observatory's Very Large Telescope (ESO's VLT), astronomers have revealed the closest pair of supermassive black holes to Earth ever observed. The two objects also have a much smaller separation ...
Astronomy
Nov 30, 2021
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8149
An international team of astronomers reports the detection of a black hole in a globular cluster known as NGC 1850. The newly found black hole is about 11 times more massive than the sun and turns out to be a part of a binary ...
An international team of astronomers has performed a multiwavelength study of a galaxy cluster known as ACT-CL J0019.6+0336 (J0019 for short). Results of the research, published November 8 on the arXiv pre-print repository, ...
New research into the powerful magnetic fields which form inside the sun and cause violent eruptions could help predict solar flares.
Astronomy
Nov 16, 2021
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109
By performing hydrodynamical simulations, astronomers have investigated an extremely metal-poor galaxy known as DDO 68. Results of the study, presented in a paper published October 25 on the arXiv pre-print server, shed more ...
