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Articles on Mars

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Eight planets, including Earth, revolve around our Sun. Illustration by Tobias Roetsch/Future Publishing via Getty Images

Curious Kids: How are planets created?

It all starts with a cloud of gas and dust.
Three taikonauts rode aboard the Shenzhou 15 mission on their way to China’s new Tiangong space station. Xinhua News Agency via Getty Images

China’s new space station opens for business in an increasingly competitive era of space activity

China has completed construction of the Tiangong space station, and science projects are now underway. The station is an important piece of China’s ambitious plans for space activity in coming years.
A panorama stitched together from about 100 individual Curiosity images. The ‘door’ is circled, and is tiny and hard to see at this scale. NASA/JPL-Caltech/MSSS

A ‘doorway’ on Mars? How we see things in space that aren’t there

We should not be surprised that some of the innumerable rocks on Mars have weird shapes, because many have been sand-blasted by wind erosion for billions of years.
Sand blown by wind into ripples within Victoria Crater at Meridiani Planum on Mars, as photographed by NASA’s Mars Reconnaissance Orbiter on October 3, 2006. NASA/JPL-Caltech/University of Arizona/Cornell/Ohio State University

What’s it like to be on Venus or Pluto? We studied their sand dunes and found some clues

There are many bodies in the solar system we can’t easily access. But observations of their winds and sediments reveal a surprising amount.

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