An astrophysicist says our Milky Way may already be dead, but is still going. Why do galaxies stop forming stars, change their shape and fade away?
Posts by EarthSky Voices
Claims about new planets that turned out to be wrong – and why ‘Planet Nine’ may be different.
“What we have seen this past year will likely be routine in about 15 years, although regionally the details will vary considerably,” says climate expert Kevin Trenberth.
MIRA Public Observatory and Studio Brussels say they have ‘registered a constellation’ named for the late, beloved rock musician. Hmm, says astronomer Guy Ottewell.
The third-recorded super El Niño is underway. Top climate expert Kevin Trenberth reports.
The new elements – elements 113, 115, 117 and 118 – complete the periodic table’s seventh row and make science textbooks around the world instantly out-of-date.
Soon, scientists will decide whether the word Anthropocene should be formally added to the Geologic Time Scale. It indicates a world shaped by human beings.
Dawn spacecraft now in its closest orbit of dwarf world Ceres. Mission Director Marc Rayman explains how the mission will help unlock our solar system’s secrets.
Earth’s night skies are lighter, thanks to towns, cities and industrial complexes. How that affects astronomy … as well as birds, insects and people.
Large Hadron Collider researchers see tantalizing hints of a new particle that could revolutionize physics.