What is a “planet” and who decided that? Just how much space is in space? I discuss these questions and more in today’s Ask a Spaceman!

The curious minds at What If defend the reasons why Pluto is undeniably a real planet. Iran uses Trump's own words against him Bobby Flay, Rachael Ray, Guy Fieri and More Food Network Stars Pay ...

Yet a trickle of reflected photons, captured by two big telescopes on opposite hemispheres, has given scientists their first good look at the most remote sizable world spotted in more than a decade.

Let us know. Pluto, long reclassified as a dwarf planet, continues to surprise scientists. Astronomers recently detected new features in its high-altitude haze - revealing more than previously known.

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...

Stream these free movies from June 13-15: a music documentary, a potential masterpiece from an Oscar winner, and a ‘90s action thriller.

Trending Photo Credit: NASA Fascinating facts about Pluto’s planet status In 2006, Pluto was reclassified as a dwarf planet by the International Astronomical Union (IAU). Photo Credit: NASA ...