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Did Venus ever have oceans?

Previous studies have suggested that Venus may have been a much more hospitable place in the past, with its own liquid water oceans. A team of astrophysicists investigated whether our planet's twin did indeed have milder periods.

Oct 15th, 2021

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Brain damage from long stays in space

Spending a long time in space appears to cause brain damage. This is shown by a study of five Russian cosmonauts who had stayed on the International Space Station (ISS).

Oct 12th, 2021

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'Planet confusion' could slow Earth-like exoplanet exploration

When it comes to directly imaging Earth-like exoplanets orbiting faraway stars, seeing isn't always believing. A new study finds that next-generation telescopes used to see exoplanets could confuse Earth-like planets with other types of planets in the same solar system.

Sep 30th, 2021

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Hubble finds early, massive galaxies running on empty

When the universe was about 3 billion years old, just 20% of its current age, it experienced the most prolific period of star birth in its history. But when astronomers gazed toward cosmic objects in this period, they found something odd: six early, massive, 'dead' galaxies that had run out of the cold hydrogen gas needed to make stars.

Sep 22nd, 2021

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