In an astronomical first, researchers have measured the magnetic fields of 7 "hot Jupiter" planets beyond our solar system — ...
A provocative latest essay by Harvard astrophysicist Avi Loeb has reignited debate over whether interstellar objects passing through our solar system could carry more than just dust and ice. In his ...
CAPE CANAVERAL, Fla. — The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to be completely natural and free of any alien tech.