Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.
For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...
Harvard and Smithsonian (CfA), and its Submillimeter Array (SMA), were critical for identifying a cache of belts surrounding other stars beyond the sun where comets may reside. Regions around 74 stars ...
HH 30 is a luminous region surrounding a newborn star, or protostar. The James Webb Space Telescope helped reveals unprecedented details of it.
The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...
Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...