Why This Exoplanet’s Hellish Atmosphere Is a Big Deal in the Search For Alien Life

By all accounts, the exoplanet known as WASP-19b is a pretty inhospitable place. As one of the closest known hot-Jupiters to its star—orbiting just two percent of the distance between the Earth and the Sun—it’s home to a scorchingly hot, violent atmosphere. The side of the planet which always faces the star churns…

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A Mysterious Mars-Sized Object Could Be Hiding at the Edge of Our Solar System

It’s been about 11 years since Pluto was demoted to dwarf planet status, leaving a 1,473 mile (2,370 kilometers)-size void in our hearts. Since then, the hunt for Planet X—aptly renamed Planet 9—has grown into an international movement to find such an object in the Kuiper Belt beyond Neptune’s orbit. Now, scientists …

We Chatted With an Astronaut About Showering, Farting, and Boning in Space

As journalists, it’s our obligation—nay, our duty—to ask the hard questions. So when presented with the opportunity to ask a living former astronaut and American hero Mike Massimino about his two trips to the final frontier to fix the Hubble Space Telescope, without any real impetus or news peg, we knew what to do. We…