Our Nearest Habitable Planet

As the Atlantic puts it, the exoplanet Proxima b exists in its galaxy’s “Goldilocks” habitable zone: “No one will ever find a closer alien world than this.” The reason this happens to be a big deal: all signs point to the planet being able to support water and arguably existing life. There are still plenty of variables that could negate all of this wondrous news: …

New Dwarf Planet Discovered

Many space enthusiasts feel sorry for Pluto: it was reclassified as a dwarf planet and even used as a verb—”to pluto” something is to devalue and downgrade it. But new evidence suggests Pluto isn’t so sad after all—it has a friend. The recently discovered planet, named RR245, is in the Kuiper Belt (a region beyond Neptune that’s populated by icy objects) and orbits the sun …

Hubble’s Beautiful Close-Up Image of the Crab Nebula

In yet another image and discovery that are difficult to comprehend fully, NASA has delved into the core of Taurus’ Crab Nebula—via the Hubble Telescope—and released an up-close image that shows the left-overs of a supernova. The glistening, colorful picture shows a neutron star in the middle of the nebula that’s “about the same mass as the sun but compressed into an incredibly dense sphere …