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Posts by
EarthSky Voices
Calculating whether an asteroid might hit Earth
How do scientists calculate the probability that an asteroid might hit Earth? And why does the likelihood often go up before dropping to zero?
July 4, 2025
Planet with a death wish triggers its own doom
Astronomers using ESA's Cheops mission have spotted a planet with a death wish. The exoplanet seems to be triggering flares of radiation from its parent star.
July 4, 2025
Space
Meteorites from Mercury: Have we finally found some?
Mysteriously, scientists have never confirmed any meteorites that have reached Earth from Mercury. But a new study has found 2 strong candidates.
June 29, 2025
First images from Biomass mission show vibrant Earth
The Biomass mission has revealed its 1st images! The mission can see deep through forests to study carbon. See vibrant pics of Earth from space here.
June 24, 2025
Where is the center of the universe?
Where is the center of the universe? The center of our solar system is the sun. And the center of our galaxy is a supermassive black hole. Is there an answer?
June 24, 2025
What happens when 2 species of sharks share a feast?
Sharks not normally seen together peacefully feasted on a decayed carcass in the waters off Hawaii, surprising tourists and scientists.
June 22, 2025
What’s your personal solstice? Images and stories from our community here
The solstice is a whole-Earth event. Enjoy these June solstice stories and images from the EarthSky community. And happy solstice!
June 20, 2025
Earth
Summer solstice: Could trees know when it is?
Researchers say trees might use the summer solstice like a calendar reminder, triggering shifts in their growth and reproductive cycles.
June 20, 2025
Oldest known human fingerprint found on Neanderthal art
Archaeologists in Spain found the oldest known human fingerprint on a rock, marking the nose on artwork by a Neanderthal. Forensic science helped uncover it.
June 17, 2025
Wide-orbit planets support the possibility of Planet 9
Researchers have discovered that wide-orbit planets are likely the natural result of developing planetary systems, and the result has implications for Planet 9.
June 11, 2025
