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Plate tectonics clues found in ancient crystals
A new study of ancient zircon crystals found in South Africa and other locations shows that plate tectonics on Earth began about 3.8 billion years ago.
May 1, 2022
How Pluto got its name
Eleven-year-old Venetia Burney named Pluto for a god of the underworld. The name also honored Percival Lowell, the pioneering astronomer.
May 1, 2022
The upcoming total solar eclipse in North America
The next total solar eclipse visible from North America will be on April 8, 2024. Find charts and learn more about eclipses here.
April 29, 2022
Partial solar eclipse of April 30, 2022
A partial solar eclipse occurs April 30, 2022. The moon's penumbral shadow will sweep across the southeast Pacific and southern South America.
April 29, 2022
Heatwave in India: Will it break in time for Eid?
An unprecedented heatwave has brought dangerous temperatures over 113 degrees F (45 degrees C) to in India and Pakistan. Will the heat break for Eid?
April 29, 2022
Venus and Jupiter conjunction: Look now
During the Venus and Jupiter conjunction, the two planets will appear only 1/2 degree or less apart just before sunrise. You can also spot Mars and Saturn.
April 28, 2022
Deborah Byrd to speak at Texas Star Party
Deborah Byrd, founder of EarthSky, will be giving a talk at the Texas Star Party on April 28, 2022. It will livestreamed on Facebook and available on YouTube.
April 27, 2022
Do Europa’s odd ridges indicate life?
Europa's odd ridges may form similarly to those in Greenland. The ridges occur over subsurface pockets of potentially habitable water in the moon's ice shell.
April 27, 2022
Do Io’s enigmatic dunes form from lava and frost?
Researchers at Rutgers say they can finally explain how Io's enigmatic dunes form, despite the moon's extremely thin atmosphere and weak winds.
April 27, 2022
April’s deep sky for 2022: Galaxies, supernovas and more
Get to know April's deep sky with these amazing photos taken by members of the EarthSky community. Did you take a great photo? Share it with us!
April 26, 2022
