Using a NASA supercomputer to run models, researchers led by SwRI astronomer David Nesvorny now believe that the Inner Oort cloud looks like a spiral disk, around 0.24 light-years across, with two ...

Astronomers have discovered that billions of comets in an icy shell around the solar system called the Oort Cloud mimic the ...

We typically think of the Oort cloud as scattered ice balls floating far from the sun, yet still tied to it gravitationally.

The seven other planets in our solar system can be seen in the sky at once through Friday, forming a planet parade. But two ...

The Burpee Museum of Natural History’s PaleoFest is back and is even bigger than before. It’ll have workshops and fun activities for families, lectures for science enthusiasts, and a new Cretaceous ...

Recent research published in the journal Geochimica et Cosmochimica Acta reveals that water reached Earth during the late ...

Lunar and solar eclipses often chase each other. On March 29, New Yorkers can enjoy their morning coffee with a partial solar ...

This Friday, all seven of the other planets in our solar system will be visible in the night sky. This rare celestial event, often called a planetary alignment or "planet parade," will offer a ...

Skygazers have something to look forward to this Friday, as the seven other planets in our solar system will be visible, with a little help. Here's when and how to see the rare event.

The Oort Cloud begins roughly 2,000 – 5,000 astronomical units (AU) from the Sun, with 1 AU being the average distance between Earth and the Sun.

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's observatories.