Astronomy

Dealing with death in outer space missions

The question of what needs to be done, if someone dies in space will become significantly more pertinent – and…

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Working at the edge of human possibility…

Evidence of this conundrum has been accumulating for years, causing some researchers to call it a looming crisis in cosmology.…

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Astronomers spot the tiniest, most metal-based planet

GJ 367b is the smallest planet beyond the Solar System for which scientists have been able to determine the composition.…

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Mars’s glowing auroras snapped by Hope spacecraft

Hope, formally known as the Emirates Mars Mission (EMM), arrived at Mars in February and started its official science run…

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The 2,000 stars where aliens would catch a glimpse of Earth

If there are aliens living on planets around those stars, with at least a similar level of technological advancement to…

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Record number of asteroids seen whizzing past Earth in 2020

Despite pandemic disruption, astronomers detected thousands of previously unknown near-Earth asteroids last year. By Alexandra Witze  A 340-metre-wide space rock…

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