What Chang’e 4 learned from the moon’s far side

Early results from China's historic 1st landing on the moon's far side. Chinese scientists have used in situ data from a far side crater to identify materials on the moon's surface that originated deeper inside the moon.

See Beresheet spacecraft’s impact site on moon

NASA released before and after images of the spot on the moon where Israel’s Beresheet spacecraft crash-landed on April 11.

Scientists find new periodic water cycle on Mars

A new study shows that Mars has a unique water vapor cycle that occurs only once about every 2 years. The cycle might help explain how Mars lost most of its water.

Close encounter sets galaxy ablaze with new stars

A cosmic collision in action. Read more about what happens when 2 galaxies sideswipe each other.

How some planets can survive their stars’ deaths

A new "survival guide for exoplanets" outlines how different kinds of planets fare when their host star dies. It suggests the smallest rocky worlds are the most likely to escape annihilation.

Video: Fly over Curiosity’s route on Mars

Follow the route of NASA's Curiosity Mars rover, as it moves to a new part of Mount Sharp, into an area scientists call the “clay-bearing unit”.

New insights about Haumea’s enigmatic ring

Dwarf planet Haumea orbits in Pluto's realm of the solar system. It's the most distant little world known to have a ring. Scientists in Brazil have new insights on how Haumea's ring maintains its nearly perfect circular shape.

Shrinking moon might be generating moonquakes

The moon is shrinking as its interior cools. As it shrinks, its crust wrinkles and cracks, forming "thrust faults" that, according to a new analysis, generate moonquakes.

How Venus and Mars can teach us about Earth

The atmospheres of our 2 neighbors Mars and Venus can teach us a lot about past and future scenarios for our own planet.

Lightsail 2 set to launch in June

"We are go for launch!" said Planetary Society CEO Bill Nye. Funded by space enthusiasts, LightSail 2 aims to accomplish the 1st-ever, controlled solar sail flight in Earth orbit next month.

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