The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth on December 19, and will be visible with binoculars ...

Officially designated 3I/Atlas after its discovery this summer, the comet will make its closest approach to Earth this Friday ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet as it ever will.

Our solar system is a passenger on a galactic rollercoaster. Part 2 reveals how the Sun, carrying Earth, orbits the Milky Way's core at 491,000 mph, completing a circuit every 230 million years. We ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

Imagine an object sailing through the black void, a piece of cosmic shrapnel that was formed in a star system light years ...

Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ago. The find, announced ...

ESS2.C: The Roles of Water in Earth’s Surface Processes Water is found in the ocean, rivers, lakes, and ponds. Water exists as solid ice and in liquid form. ESS2.A: Earth Materials and Systems (3-5) ...

Astronomers rarely see distant planets directly, instead tracking tiny stellar wobbles and fading light. How do these subtle ...

Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...