BL Lacertae, an enigmatic blazar, has shattered long-held classification norms, leaving astronomers baffled. Originally ...
Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...
Astronomers from the University of Arizona have uncovered astonishing details about a galaxy that existed when the universe ...
The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.
Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...
Exploding stars known as supernovas may have sparked mass extinctions that wiped out up to 85% of animals on Earth.
When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...
The discovery of the dwarf galaxy Andromeda XXXV --located roughly 3 million light-years away and the smallest yet found in the Andromeda system -- is forcing astronomers to rethink how galaxies ...
A lunar eclipse happens when the Earth moves directly between the sun and the moon, casting a shadow across the lunar surface ...
At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova explosions, a new study suggests. Researchers at Keele University say these ...
The four exoplanets orbit Barnard’s Star so closely that their years last only a few Earth days. They are probably rocky and, ...
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