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EarthSky Voices

Interstellar signal linked to aliens was just a truck

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.

A message to Europa from the people of Earth

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.

A ‘new star’ from a nova outburst is expected soon

A recurring nova in Corona Borealis - T CrB - will probably appear as a 'new star' and brighten enough to see with the unaided eye sometime in 2024.

Supermoons galore in 2024!

What is a supermoon? In 2024, there are 5 new supermoons in a row from January to May, and 4 full supermoons in a row from August to November.

Do you want to be an astronaut? NASA is hiring!

Would you like to be an astronaut? NASA is hiring! Learn what the qualifications and requirements are and find a link to the application here.

See dozens of planet-forming disks in groundbreaking survey

A new survey looked at 86 young stars and their planet-forming disks in 3 gas clouds in our own Milky Way. See the wide variety of dusty disks here.

Can supervolcanoes cause a major cooling?

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.

Where does lightning strike in the US? See maps

The Gulf Coast is one of the lightning hot spots in the United States. See where the other active areas are in these new maps.

Why do we need a leap year? And happy February 29!

Every 4 years is a leap year. So 2024 has a leap day, February 29. But why? Julius Caesar presented a solar calendar to keep the seasons in line.

Lost bird rediscovered in African mountain range

During an expedition into mountains in Africa, researchers rediscovered a 'lost bird' - a yellow-crested helmetshrike - that had not been seen in decades.

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