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

These orbital variations, known as Milankovitch cycles, describe how Earth’s path around the Sun changes over tens to hundreds of thousands of years. These changes influence the amount of solar ...

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

Climatic changes of the last 18,000 years ... Monsoon climate of the early Holocene: Climate experiment with the Earth's orbital parameters for 9000 years ago. Science 214, 59-61 (1981).

Earth orbit satellites derive commercial value from their ... and value asymmetries of this sort are a complicating factor for users of orbital space. Orbital Debris and Climate Change: International ...

The willingness of the 4f orbitals of lanthanide metals to participate in chemical reactions is as rare as their presence in Earth's crust. A recent study, however, witnessed the 4f orbital in a ...