"This is a real gift for physicists as we confirm predictions made more than a century ago."
A strange, spider-like scar on Jupiter's icy moon Europa may mark where salty water once surged up through its fractured crust.
A novel "X-arithmetic" technique reveals how black holes shape the universe's largest structures.
The nova eruptions come about when a white dwarf steals too much matter from a close red giant companion.
"With ALMA, we can now see the atmosphere of a dying star with a level of clarity in a similar way to what we do for the sun."
The planet formed 50 million years after the dinosaurs died, making it incredibly young in cosmic terms.
Astronomers have found the strongest evidence yet of an atmosphere around a rocky exoplanet.
"We did the simplest thing that could be done — we just mapped them and pieced them together."
This stunning image is full of young star clusters.
JUICE and the Hubble Space Telescope turned their gazes towards the interstellar visitor in November.