Astronomers uncover details of pulsar M53A's spin and motion
Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST) and by analyzing archival Arecibo Observatory data, ...
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An asteroid could hit Earth in 7 years. Here's how astronomers are tracking it
Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...
New report details what happened to the Arecibo Observatory
I n 1963, the Arecibo Observatory became operational on the island of Puerto Rico. Measuring 305 meters (~1000 ft) in ...
earth8d
If aliens could detect Earth from their planet, what would they see?
If an extraterrestrial civilization existed with technology comparable to ours, would they be able to detect Earth?
How a twin Earth could detect Earth
A research team led by Dr. Sofia Sheikh of the SETI Institute, in collaboration with the Characterizing Atmospheric ...
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Astronomers are tracking an asteroid that could hit Earth in 2032
Virkki used radar to track near Earth objects at the Arecibo Observatory in Puerto Rico until the 900-ton equipment platform ...
'They might know we are here': Earth’s pollution could be a dead giveaway to aliens
Earth's pollution and technology might reveal our presence to aliens. From radio signals to city lights, scientists study ...
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Observatorio de Arecibo
Note: As of January 2025, the site is closed to the public until further notice. The Arecibo Observatory has a rich history. Scientists used the site's massive telescope to collect data about ...