Ancient North American droughts were driven by Earth’s orbital shifts, study from the University of Helsinki finds.

One type of change in Earth's orbit was responsible for the end of ice ages, while another was associated with their return. ...

The failed Soviet spacecraft Kosmos 482 could crash to Earth overnight tonight after more than 50 years in the wrong orbit.

All three of orbital cycles — called Milankovitch ... The main climatic effect of precession is to shift the season when the Earth has its closest pass to the Sun (perihelion) — the so-called ...

The Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer, or SPHEREx to use its ...

Soviet spacecraft Kosmos 482 may crash back to Earth next week. It has orbited since 1972 after failing to reach Venus.