A beautiful atmospheric phenomenon descended over the ESO's Very Large Telescope (VLT) last week, giving the participants of the inaugural #MeetESO social media event an evening treat.
From May 7, Discovery News will be in the Chilean Atacama Desert to visit the European Southern Observatory's sites and observed the Mercury Transit.
In a series of images that look as if they've been pulled from a science fiction movie, four powerful lasers blast from the dome of the Very Large Telescope at the ESO's Paranal Observatory in Chile.
Astronomers are developing a ground-based technique to spy the light glinting off orbiting satellites, dead spacecraft, cubesats and space junk to help safeguard low-Earth orbit.
Long before the first confirmed planetary finds in the 1990s, an observer in 1917 caught evidence of planetary debris around a new star, new research into an astronomical glass plate reveals.
The Discovery Channel Telescope has played a key role in identifying what could be one component of a comet twin -- both expected to fly past Earth later this month.
While monitoring our sun's extreme environment, the veteran Solar and Heliospheric Observatory has seen some weird and sometimes unexpected things.
In a much-anticipated Wednesday ruling, the Supreme Court of Hawaii rescinded the building permit for the hotly contested Thirty Meter Telescope project.
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