Stargazers will be treated to a dazzling six- and seven-planet "alignments" in February. A planetary alignment, or a "planet ...

A great planetary alignment that's coming sometime this month — there are a few different dates being thrown around. Rumor has it that as many as six planets will be in a line and visible in the ...

which slowly accretes to form systems of planets. For the past decade, astronomers have relied on the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile to study young stars and their ...