After upgrading the radio telescope array at Westerbork, The Netherlands, astronomers have found five new fast radio bursts. The telescope images, much sharper than previously possible, revealed that multiple bursts had pierced ...
Astronomy
Apr 12, 2023
0
163
With data from the Kepler (NASA), Gaia (ESA) and SOHO (NASA/ESA) satellites, a team, led by Instituto de Astrofísica e Ciências do Espaço (IA) researcher Ângela Santos, seems to have put an end to the idea that the sun ...
Astronomy
Apr 6, 2023
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640
The universe is expanding, but how fast exactly? The answer appears to depend on whether you estimate the cosmic expansion rate—referred to as the Hubble's constant, or H0—based on the echo of the Big Bang (the cosmic ...
Astronomy
Apr 4, 2023
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575
Astrophysicists in Italy have shed new light on the nature of matter from the James Webb Space Telescope (JWST) detection of galaxies from 13 billion years ago and novel state-of-the-art numerical simulations of the first ...
Astronomy
Apr 4, 2023
12
543
Gamma-ray bursts are the most energetic and luminous events known to occur in the Universe. Short-lived flashes of gamma rays that typically last from a a tenth of a second to less than an hour, gamma-ray bursts may for a ...
Astronomy
Mar 30, 2023
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119
NASA's James Webb Space Telescope has many different observing modes to study planets orbiting other stars, known as exoplanets. One way in particular is that Webb can directly detect some of these planets. Directly detecting ...
Astronomy
Mar 27, 2023
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45
A group of scientists from the University of Seville, in collaboration with experts from the University of the Basque Country, has led the first detailed study of the evolution of the discontinuity of Venus's clouds, a gigantic ...
Astronomy
Mar 24, 2023
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67
When matter falls into supermassive black holes in the centers of galaxies, it unleashes enormous amounts of energy and is called an active galactic nuclei (or AGN). A fraction of AGN release part of this energy as jets that ...
Astronomy
Mar 21, 2023
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55
Using ESO's Very Large Telescope (VLT), two teams of astronomers have observed the aftermath of the collision between NASA's Double Asteroid Redirection Test (DART) spacecraft and the asteroid Dimorphos. The controlled impact ...
Astronomy
Mar 21, 2023
0
137
There's something menacing about red dwarfs. Human eyes are accustomed to our benevolent yellow sun and the warm light it shines on our glorious, life-covered planet. But red dwarfs can seem moody, ill-tempered, and even ...
Astronomy
Mar 15, 2023
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