Ernest Opik, an Estonian astronomer based at the Astronomical Observatory in Tartu from 1921-1944, commenced research on the frequencies and speeds of meteors and comets in the 1920s. In 1932, Opik ...
A hidden structure at the farthest reaches of our solar system is challenging long-held theories. Using advanced simulations, a NASA supercomputer has revealed that the Oort Cloud, a vast shell of icy ...
Voyager 1 and 2, launched in 1977, have traversed the heliopause and are currently in interstellar space, with Voyager 1 significantly farther from the Sun due to its higher velocity. The Oort Cloud, ...
NEW YORK — Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show opening to the public on Monday. At the American Museum of Natural History last ...