The Voyager 1 spacecraft started sending gibberish back to Earth in November. Now engineers have sent it a "poke" and received a message they can decipher.
A newly found giant volcano on Mars erupted in "modern times" and could erupt again. It's the site of glacier ice, with implications for life and exploration.
New analysis of seismic waves recorded around the time the 2014 interstellar meteor hit Earth shows it was not an interstellar signal but a nearby truck.
NASA released images of the message to Europa that will be on the Europa Clipper. It contains a microchip with over 2.6 million names submitted by the public.
It was long thought supervolcanoes could cause eruptions that could blot out sunlight and result in major cooling on Earth. A new study says not so fast.
Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them.
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