Meet a spreading earthmoss known as Physcomitrella patens. It’s frequently used as a model organism for…
Category: Earth Sky
Long-lasting gamma-ray burst is a unique puzzle
Unusually long gamma-ray bursts require more exotic origins than typical gamma-ray bursts. This animation illustrates one…
There might be an ocean on exoplanet TOI-270 d
View larger. | Artist’s concept of TOI-270 d, a sub-Neptune world about 73 light-years away. New…
Did a lost moon of Mars create tides in an ancient lake?
View larger. | Artist’s concept of the ancient lake in Gale crater on Mars and the…
Lightning on Mars? Electric sparks in dust devils confirmed
These are dust devils on Mars, spotted by the Perseverance rover on September 6, 2025. Audio…
Where’s the normal matter in our universe?
Mysterious blasts of radio waves from across the universe called fast radio bursts help astronomers catalog…
What time is it on Mars? The 1st precise answer
What time is it on Mars? The Earth-orbiting Hubble telescope snapped this picture on June 26,…
Proximity to a supermassive black hole doesn’t spell doom
Sgr A* marks the supermassive black hole at the center of our Milky Way galaxy. The…
Mercury’s sodium tail is now appearing in special filters
View at EarthSky Community Photos. | Steven Bellavia captured Mercury’s sodium tail on the morning of…
Did we just see dark matter? Scientists express skepticism
The Fermi Gamma-ray Space Telescope captured this gamma-ray view of our Milky Way galaxy between 2009…