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Posts by
EarthSky Voices
Einstein ring spotted around a nearby galaxy
The Euclid space telescope has discovered an Einstein ring around a nearby galaxy. The Einstein ring gives us a peek at a much more distant galaxy.
February 11, 2025
Sharks and rays leap out of the water. But why?
Sharks and rays leap out of the water, but they spend a lot of energy doing it. So, what's the reason behind this behavior?
February 11, 2025
Whale song follows the same pattern as human language
Researchers have found that whale song - the sounds and vocalizations of whales - follows the same statistical properties as human language.
February 11, 2025
KA-BOOM! Mars shakes when meteors smash into the planet
Astronomers have used AI to connect meteor impacts on Mars with marsquakes. They found that seismic waves can travel faster through the planet than expected.
February 5, 2025
Space
Juno spots most extreme volcanic activity on Io to date
On a recent flyby, the Juno spacecraft spotted intense volcanic activity on Io, one of Jupiter's moons. It was more extreme than any volcanism ever seen on Io.
January 29, 2025
Space
Marsquakes might explain Mars’ north-south hemisphere differences
Why are Mars' hemispheres so strikingly different? New analysis of marsquakes may have finally offered an explanation for the mysterious 'Martian dichotomy'.
January 24, 2025
What is the pyrocene? An epoch of human-caused fire
The pyrocene is a newly proposed term to describe a geologic epoch forged by the influence of human-caused fire on Earth.
January 23, 2025
Extreme winds on exoplanet reach 20,000 mph
Astronomers found extreme winds on exoplanet WASP-127b reach 20,000 mph (32,000 km/hr). Read more about these supersonic winds here.
January 23, 2025
M41 is a faint star cluster near bright Sirius
Sirius is easy to find. It's the sky's brightest star. If you have binoculars and a dark location, look near it for the open star cluster M41.
January 23, 2025
Andromeda galaxy: Hubble’s largest photomosaic yet
Astronomers have created the largest photomosaic of the Andromeda galaxy yet using Hubble data. The image helps trace the hidden history of Andromeda.
January 21, 2025
