"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

STARGAZERS are in for a treat this month as a rare planet parade falls in Andromeda galaxy season. “One of the best planet parades in almost half a century” will seen Mars, Jupiter, ...

NASA scientists have detected a star and trailing exoplanet that may be sailing through the Milky Way with unprecedented ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

With this answer comes more of an idea about where planets are likely to form in our galaxy. They have found that stars with high-mass planets have higher metallicity than those with lower amounts ...

A potential record-breaking exoplanet system, traveling at 1.2M mph, may be the first of its kind ever identified.

NASA said the system is thought to be moving at least 1.2 million miler per hour, nearly twice as fast as our solar system.

Astronomers may have found a star racing through our galaxy at an incredible speed—dragging a planet along with it! If ...