How old is Earth? Our planet's age is known from a variety of sources, from rocks on our own planet to ones from the moon. When you purchase through links on our site, we may earn an affiliate ...

A new SwRI-led paper highlights the scientific progress made in understanding the evolution of terrestrial planets, including the effects of late large impacts on pre-existing modes of tectonics. For ...

Scientists say they have found geochemical traces of Earth’s ancient self hidden far below our feet, suggesting that parts of the planet that existed before the Moon-forming collision 4.5 billion ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing link in planet formation.

For over 50 years, Cornell has made astronomical contributions in the ongoing efforts to explore and understand the mysterious inner workings of Earth’s rust-colored neighbor, Mars. In honor of these ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The recent and much-ballyhooed "planetary parade" was an interesting celestial event that likely ...