Scientists have made the most precise measurements ever of Mars's rotation, for the first time detecting how the planet wobbles due to the "sloshing" of its molten metal core. The findings, detailed in a recent Nature paper, ...
Planetary Sciences
Aug 7, 2023
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412
Radio frequency interference (RFI) caused by human communication techniques (e.g., satellites, base stations, and navigation radars) can significantly distort shapes of multichannel time-frequency radio signals. Subsequent ...
Astronomy
Aug 4, 2023
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22
The European Space Agency's Gaia Observatory has been operating steadily at the Earth-sun L2 Lagrange Point for almost a decade. As an astrometry mission, Gaia aims to gather data on the positions, proper motion, and velocity ...
Astronomy
Aug 3, 2023
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1
More than 15 years after the discovery of fast radio bursts (FRBs)—millisecond-long, deep-space cosmic explosions of electromagnetic radiation—astronomers worldwide have been combing the universe to uncover clues about ...
Astronomy
Jul 28, 2023
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703
Black holes are the most mysterious objects in the universe, with features that sound like they come straight from a sci-fi movie.
Astronomy
Jul 26, 2023
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3961
A team of space scientists from several institutions in The Netherlands, two in the U.S. and one in Sweden, has found evidence of multiple microsecond-length fast radio bursts (FRBs) by analyzing data from the Green Bank ...
Last year, we made an intriguing discovery—a radio signal in space that switched on and off every 18 minutes.
Astronomy
Jul 23, 2023
3
171
In radio astronomy, there are lots of natural radio signals to observe. The glow of hydrogen gas, the swirl of electrons along a magnetic field, or the pop-pop-pop of pulsars. These signals usually have a very natural character ...
Astronomy
Jul 20, 2023
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1
An international team led by astronomers from the Curtin University node of the International Center for Radio Astronomy Research (ICRAR) has discovered a new type of stellar object that challenges our understanding of the ...
Astronomy
Jul 19, 2023
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222
An international team of astronomers used the state-of-the-art capability of VERA, a Japanese network of radio telescopes operated by NAOJ, to uncover valuable clues about how rapidly growing "young" supermassive black holes ...
Astronomy
Jul 19, 2023
0
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