The iconic Arecibo telescope, damaged by two cable failures within three months, is beyond repair.
Firefighting crews held the line as wildfire threatened Mount Wilson; an amateur observatory built by the Tri-Valley Stargazers was not so lucky.
The Lick Observatory, a major astronomical institution outside San Jose, has survived a devastating California wildfire mostly unscathed.
NASA is renaming its next flagship space observatory to honor pioneering NASA astronomer and "Mother of Hubble," Nancy Grace Roman.
Amateurs celebrate the venerable space telescope’s 30th anniversary with a look at some of its most mesmerizing images.
NASA’s premier eye on the infrared sky is shutting down after operating more than three times longer than designed.
The Daniel K. Inouye Solar Telescope has taken its first image of the Sun, a detailed view of our star's boiling gases that far surpasses what was possible before. Science operations are set to begin later this year.
As protests against the construction of the Thirty Meter Telescope continue, the directors of Maunakea Observatories have taken the unprecedented move of closing all observatories atop the mountain.
Only a month into a new observing run, gravitational-wave observatories have announced five new signals — one of which could turn out to be a black hole swallowing a neutron star.
A vision from 70 years ago, the Zwicky Transient Facility has produced a wave of discoveries — but it’s only a hint of what’s to come.