Far beyond Pluto is a recently discovered cold, icy body that astronomers call “DeeDee.” New ALMA observations reveal that it has “the right stuff” to be considered a dwarf planet.
Star birth can be a violent and explosive event, as dramatically illustrated in new ALMA images.
ALMA sees young Milky Way-like galaxies in the early universe.
A protostar in the Cat’s Paw Nebula is undergoing a powerful growth spurt.
A dusty galaxy is seen about 13 billion light-years away.
LL Pegasi is an amazing celestial spiral.
30 years ago a star exploded… revisiting Supernova 1987A.
Powerful radio jets enable cold gas to form in heart of the Phoenix Cluster.
Seven dwarf galaxy groups poised to merge into larger galaxies.