A new study led by researchers at the Earth-Life Science Institute (ELSI) at Institute of Science Tokyo challenges a long-standing assumption about Earth's most extreme ice ages. Using numerical ...

The Planetary Health Check is a key monitor of earth's vital signs—and will guide action for a more sustainable world.

About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong gravitational pull took shape, kick-starting the birth of the sun. But ...

NEW YORK (AP) — Six planets are linking up in the sky at the end of February, and most will be visible to the naked eye. It’s what’s known as a planetary parade, which happens when multiple planets ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

The Panel on Giant Planet Systems is one of six panels providing topical input to the Planetary Science and Astrobiology Decadal Survey Steering Group. This panel will discuss the role played by ...

The planets are aligning. This Saturday is a rare chance to see several of our closest cosmic neighbors in a single sky. Six planets will assemble themselves for a spectacular “planetary parade” that ...

One of the coolest celestial events is happening this week, where six planets will be visible in the night sky at the same time. This phenomenon, known as a planet parade, occurs only a few times each ...

Astronomy enthusiasts and casual skywatchers alike have a reason to look up this February. On the evening of February 28, a ...